Voting Intention
Voting Intention since 2010
MORI: How would you vote if there were a General Election held tomorrow? Would you vote… Conservative, Labour, Liberal Democrat [rotate order] or for some other party
ICM: If there were to be a general election tomorrow which party do you think you would vote for? Conservative/Labour/Liberal Democrat/Other?
YouGov: If there were a general election tomorrow, which party would you vote for? Conservative, Labour, Liberal Democrat, Scottish Nationalist/Plaid cymru, some other party, would not vote, don’t know
Populus: If the general election was tomorrow, which party would you vote for? Would it be [rotate order] Conservative, Labour, Liberal Democrat, or another party – or would you not vote at all?
Communicate Research: If there were a general election tomorrow, would you vote Conservative, Labour, Liberal Democrat or some other party?
NOP: If you do vote in the next general election, which party will you vote for – Conservative, Labour, Liberal Democrat, or some other party?
ICM: If there were to be a general election tomorrow which party do you think you would vote for? Conservative/Labour/Liberal Democrat/Other?
YouGov: If there were a general election tomorrow, which party would you vote for? Conservative, Labour, Liberal Democrat, Scottish Nationalist/Plaid cymru, some other party, would not vote, don’t know
Populus: If the general election was tomorrow, which party would you vote for? Would it be [rotate order] Conservative, Labour, Liberal Democrat, or another party – or would you not vote at all?
Communicate Research: If there were a general election tomorrow, would you vote Conservative, Labour, Liberal Democrat or some other party?
NOP: If you do vote in the next general election, which party will you vote for – Conservative, Labour, Liberal Democrat, or some other party?
| Survey End Date | CON (%) | LAB (%) | LD (%) | UKIP (%) | Con Lead | |
| Ipsos-MORI/Evening Standard | 2016-09-14 | 40 | 34 | 6 | 9 | 6 |
| YouGov/Times | 2016-09-14 | 38 | 31 | 7 | 13 | 7 |
| ICM/Guardian | 2016-09-11 | 41 | 27 | 8 | 14 | 14 |
| YouGov/Times | 2016-09-05 | 40 | 29 | 7 | 13 | 11 |
| YouGov/Times | 2016-08-31 | 38 | 30 | 7 | 14 | 8 |
| ICM/Guardian | 2016-08-28 | 41 | 27 | 9 | 13 | 14 |
| YouGov/Times | 2016-08-23 | 40 | 29 | 8 | 13 | 11 |
| Ashcroft/ | 2016-08-22 | 40 | 31 | 7 | 13 | 9 |
| YouGov/Times | 2016-08-17 | 38 | 30 | 9 | 13 | 8 |
| Ipsos-MORI/Evening Standard | 2016-08-15 | 45 | 34 | 7 | 6 | 11 |
| ICM/ | 2016-08-15 | 40 | 28 | 8 | 14 | 12 |
| YouGov/Times | 2016-08-08 | 38 | 31 | 8 | 13 | 7 |
| TNS BMRB/ | 2016-08-08 | 39 | 26 | 10 | 11 | 13 |
| YouGov/Times | 2016-08-02 | 42 | 28 | 8 | 12 | 14 |
| YouGov/Times | 2016-07-26 | 40 | 28 | 8 | 13 | 12 |
| ICM/ | 2016-07-24 | 43 | 27 | 8 | 13 | 16 |
| Opinium/Observer | 2016-07-22 | 37 | 31 | 6 | 15 | 6 |
| YouGov/ | 2016-07-18 | 40 | 29 | 9 | 12 | 11 |
| ICM/ | 2016-07-15 | 39 | 29 | 9 | 14 | 10 |
| Ipsos-MORI/Evening Standard | 2016-07-11 | 36 | 35 | 11 | 8 | 1 |
| ICM/ | 2016-07-10 | 38 | 30 | 8 | 15 | 8 |
| Survation/CRC | 2016-07-05 | 36 | 32 | 9 | 12 | 4 |
| ICM/ | 2016-07-03 | 37 | 30 | 8 | 15 | 7 |
| Opinium/ | 2016-06-30 | 34 | 29 | 7 | 17 | 5 |
| ICM/Guardian | 2016-06-26 | 36 | 32 | 7 | 15 | 4 |
| Survation/Mail on Sunday | 2016-06-25 | 32 | 32 | 9 | 16 | 0 |
| Opinium/ | 2016-06-22 | 34 | 30 | 6 | 19 | 4 |
| Opinium/Observer | 2016-06-17 | 34 | 30 | 6 | 18 | 4 |
| ComRes/Sunday Mirror/Independent (O) | 2016-06-16 | 34 | 29 | 8 | 19 | 5 |
| Ipsos-MORI/Evening Standard | 2016-06-14 | 35 | 34 | 9 | 10 | 1 |
| ICM/Guardian (O) | 2016-06-13 | 34 | 30 | 8 | 19 | 4 |
| ICM/Guardian (P) | 2016-06-13 | 34 | 33 | 9 | 14 | 1 |
| Opinium/Observer | 2016-06-10 | 35 | 32 | 4 | 18 | 3 |
| Opinium/Observer | 2016-06-03 | 34 | 30 | 6 | 18 | 4 |
| ICM/Guardian | 2016-05-29 | 36 | 32 | 7 | 15 | 4 |
| ICM/Guardian (O) | 2016-05-29 | 36 | 31 | 7 | 17 | 5 |
| Opinium/Observer | 2016-05-19 | 35 | 30 | 5 | 18 | 5 |
| Ipsos-MORI/Evening Standard | 2016-05-16 | 36 | 34 | 8 | 10 | 2 |
| ICM/Guardian (O) | 2016-05-15 | 34 | 32 | 7 | 17 | 2 |
| ICM/Guardian | 2016-05-15 | 36 | 34 | 7 | 13 | 2 |
| ComRes/Independent/S Mirror (O) | 2016-05-12 | 36 | 30 | 8 | 17 | 6 |
| Opinium/Observer | 2016-04-29 | 38 | 30 | 5 | 15 | 8 |
| BMG/ | 2016-04-26 | 33 | 32 | 6 | 18 | 1 |
| YouGov/Times | 2016-04-26 | 30 | 33 | 6 | 20 | -3 |
| Ipsos-MORI/Evening Standard | 2016-04-18 | 38 | 35 | 6 | 11 | 3 |
| ICM/Guardian (O) | 2016-04-17 | 36 | 31 | 7 | 16 | 5 |
| ICM/Guardian | 2016-04-17 | 38 | 33 | 7 | 13 | 5 |
| ComRes/Independent/S Mirror (O) | 2016-04-14 | 35 | 30 | 8 | 16 | 5 |
| YouGov/Times | 2016-04-12 | 31 | 34 | 8 | 17 | -3 |
| Opinium/Observer | 2016-04-01 | 33 | 32 | 5 | 17 | 1 |
| BMG/ | 2016-03-29 | 36 | 31 | 7 | 16 | 5 |
| Ipsos-MORI/Evening Standard | 2016-03-22 | 36 | 34 | 10 | 11 | 2 |
| ComRes/Daily Mail | 2016-03-20 | 37 | 35 | 7 | 9 | 2 |
| YouGov/Times | 2016-03-17 | 33 | 34 | 6 | 16 | -1 |
| ICM/Guardian | 2016-03-13 | 36 | 36 | 8 | 11 | 0 |
| ComRes/Independent on Sunday (O) | 2016-03-10 | 38 | 29 | 7 | 16 | 9 |
| BMG/ | 2016-02-23 | 38 | 30 | 5 | 16 | 8 |
| YouGov/Times | 2016-02-23 | 37 | 30 | 8 | 16 | 7 |
| ComRes/Daily Mail | 2016-02-22 | 38 | 31 | 8 | 12 | 7 |
| Ipsos-MORI/ | 2016-02-16 | 39 | 33 | 6 | 12 | 6 |
| ICM/Guardian | 2016-02-14 | 39 | 32 | 7 | 11 | 7 |
| ComRes/Independent on Sunday (O) | 2016-02-12 | 41 | 27 | 9 | 15 | 14 |
| YouGov/Times | 2016-02-04 | 39 | 29 | 6 | 18 | 10 |
| YouGov/ | 2016-01-28 | 39 | 30 | 6 | 17 | 9 |
| Ipsos-MORI/ | 2016-01-25 | 40 | 31 | 7 | 11 | 9 |
| ComRes/Daily Mail | 2016-01-24 | 37 | 32 | 6 | 12 | 5 |
| ICM/Guardian | 2016-01-17 | 40 | 35 | 6 | 10 | 5 |
| Survation/Mail on Sunday | 2016-01-16 | 37 | 30 | 7 | 16 | 7 |
| ComRes/Ind on Sun/S. Mirror | 2016-01-15 | 40 | 29 | 7 | 16 | 11 |
| Panelbase/Sunday Times | 2016-01-14 | 39 | 31 | 6 | 14 | 8 |
| ICM/Guardian | 2015-12-20 | 39 | 34 | 7 | 10 | 5 |
| YouGov/Times | 2015-12-18 | 39 | 29 | 6 | 17 | 10 |
| Opinium/Observer | 2015-12-18 | 38 | 30 | 5 | 16 | 8 |
| Ipsos-MORI/Evening Standard | 2015-12-14 | 38 | 31 | 9 | 9 | 7 |
| ComRes/Daily Mail | 2015-12-13 | 37 | 33 | 7 | 11 | 4 |
| ComRes/Independent on Sunday (O) | 2015-12-11 | 40 | 29 | 7 | 16 | 11 |
| YouGov/Times | 2015-12-01 | 41 | 30 | 6 | 16 | 11 |
| YouGov/ | 2015-11-24 | 38 | 29 | 6 | 17 | 9 |
| ComRes/Daily Mail | 2015-11-22 | 40 | 29 | 8 | 11 | 11 |
| ComRes/Independent on Sunday (O) | 2015-11-20 | 42 | 27 | 7 | 15 | 15 |
| Ipsos-MORI/Evening Standard | 2015-11-17 | 41 | 34 | 7 | 7 | 7 |
| Survation/Leave.EU | 2015-11-17 | 37 | 30 | 6 | 16 | 7 |
| ICM/Guardian | 2015-11-15 | 39 | 33 | 7 | 12 | 6 |
| Survation/Leave.EU | 2015-11-11 | 36 | 30 | 7 | 15 | 6 |
| BMG/ | 2015-10-27 | 37 | 31 | 6 | 15 | 6 |
| ComRes/Mail | 2015-10-25 | 38 | 33 | 8 | 10 | 5 |
| Ipsos-MORI/Evening Standard | 2015-10-19 | 36 | 32 | 10 | 12 | 4 |
| Opinium/ | 2015-10-16 | 37 | 32 | 5 | 15 | 5 |
| ComRes/Independent on Sunday (O) | 2015-10-15 | 42 | 29 | 7 | 13 | 13 |
| ICM/Guardian | 2015-10-11 | 38 | 34 | 7 | 11 | 4 |
| YouGov/Sun | 2015-09-30 | 37 | 31 | 7 | 17 | 6 |
| ComRes/DailyMail | 2015-09-28 | 39 | 30 | 9 | 12 | 9 |
| Ipsos-MORI/Evening Standard | 2015-09-23 | 39 | 34 | 9 | 7 | 5 |
| YouGov/Sunday Times | 2015-09-18 | 39 | 31 | 6 | 16 | 8 |
| Opinium/ | 2015-09-18 | 37 | 32 | 6 | 14 | 5 |
| ComRes/Independent on Sunday (O) | 2015-09-17 | 42 | 30 | 7 | 13 | 12 |
| ICM/Guardian | 2015-09-13 | 38 | 32 | 8 | 13 | 6 |
| Survation/Mail on Sunday | 2015-09-04 | 38 | 32 | 6 | 13 | 6 |
| ComRes/Daily Mail | 2015-08-23 | 42 | 28 | 8 | 9 | 14 |
| Survation/TSSA | 2015-08-13 | 38 | 33 | 6 | 15 | 5 |
| ComRes/Independent on Sunday (O) | 2015-08-13 | 40 | 29 | 8 | 13 | 11 |
| ICM/Guardian | 2015-08-09 | 40 | 31 | 7 | 10 | 9 |
| ComRes/Daily Mail | 2015-07-26 | 40 | 28 | 7 | 10 | 12 |
| Ipsos-MORI/Evening Standard | 2015-07-20 | 37 | 31 | 10 | 9 | 6 |
| ICM/Guardian | 2015-07-12 | 38 | 34 | 6 | 13 | 4 |
| ComRes/Daily Mail | 2015-06-28 | 39 | 27 | 9 | 11 | 12 |
| Ipsos-MORI/Evening Standard | 2015-06-16 | 39 | 30 | 9 | 8 | 9 |
| ICM/Guardian | 2015-06-14 | 37 | 31 | 8 | 13 | 6 |
| ComRes/Daily Mail | 2015-05-31 | 41 | 29 | 8 | 10 | 12 |
| YouGov/Sun | 2015-05-26 | 41 | 30 | 7 | 13 | 11 |
| Survation/Mail on Sunday | 2015-05-09 | 40 | 31 | 6 | 12 | 9 |
| YouGov/Sun | 2015-05-06 | 34 | 34 | 10 | 12 | 0 |
| ICM/Guardian | 2015-05-06 | 34 | 35 | 9 | 11 | -1 |
| ComRes/Daily Mail | 2015-05-06 | 35 | 34 | 9 | 12 | 1 |
| Survation/Mirror | 2015-05-06 | 31 | 31 | 10 | 16 | 0 |
| Panelbase/ | 2015-05-06 | 31 | 33 | 8 | 16 | -2 |
| Ashcroft/ | 2015-05-06 | 33 | 33 | 10 | 11 | 0 |
| Populus/ | 2015-05-06 | 34 | 34 | 9 | 13 | 0 |
| Ipsos-MORI/Evening Standard | 2015-05-06 | 36 | 35 | 8 | 11 | 1 |
| BMG/M2015 | 2015-05-05 | 34 | 34 | 10 | 12 | 0 |
| ComRes/Daily Mail | 2015-05-05 | 35 | 32 | 9 | 14 | 3 |
| YouGov/Sun | 2015-05-05 | 34 | 34 | 9 | 12 | 0 |
| Opinium/ | 2015-05-05 | 35 | 34 | 8 | 12 | 1 |
| Survation/Mirror | 2015-05-05 | 33 | 34 | 9 | 16 | -1 |
| YouGov/Sun | 2015-05-04 | 33 | 33 | 10 | 12 | 0 |
| YouGov/Sun | 2015-05-03 | 34 | 33 | 9 | 12 | 1 |
| Ashcroft/ | 2015-05-03 | 32 | 30 | 11 | 12 | 2 |
| Populus/ | 2015-05-03 | 34 | 34 | 10 | 13 | 0 |
| YouGov/Sunday Times | 2015-05-02 | 34 | 33 | 8 | 13 | 1 |
| Survation/Mail on Sunday | 2015-05-02 | 31 | 34 | 8 | 17 | -3 |
| Survation/Mirror | 2015-05-01 | 33 | 34 | 9 | 16 | -1 |
| YouGov/Sun | 2015-05-01 | 33 | 34 | 8 | 14 | -1 |
| YouGov/Sun | 2015-04-30 | 34 | 35 | 8 | 12 | -1 |
| Populus/ | 2015-04-30 | 33 | 33 | 9 | 15 | 0 |
| Panelbase/ | 2015-04-30 | 32 | 34 | 8 | 17 | -2 |
| YouGov/Sun on Sunday | 2015-04-30 | 34 | 35 | 9 | 12 | -1 |
| Ipsos-MORI/Evening Standard | 2015-04-29 | 35 | 30 | 8 | 10 | 5 |
| YouGov/Sun | 2015-04-29 | 35 | 34 | 9 | 12 | 1 |
| ComRes/ITV/Mail | 2015-04-28 | 35 | 35 | 7 | 11 | 0 |
| YouGov/Sun | 2015-04-28 | 34 | 35 | 9 | 12 | -1 |
| TNS BMRB/ | 2015-04-27 | 34 | 33 | 7 | 15 | 1 |
| BMG/M2015 | 2015-04-27 | 35 | 32 | 11 | 14 | 3 |
| YouGov/Sun | 2015-04-27 | 35 | 34 | 9 | 12 | 1 |
| Ashcroft/ | 2015-04-26 | 36 | 30 | 9 | 11 | 6 |
| Populus/ | 2015-04-26 | 33 | 36 | 8 | 14 | -3 |
| ICM/Guardian | 2015-04-26 | 35 | 32 | 9 | 13 | 3 |
| YouGov/Sun | 2015-04-26 | 33 | 34 | 8 | 14 | -1 |
| YouGov/Sunday Times | 2015-04-25 | 32 | 34 | 9 | 14 | -2 |
| Survation/Mail on Sunday | 2015-04-25 | 33 | 30 | 9 | 18 | 3 |
| YouGov/Sun | 2015-04-24 | 33 | 35 | 8 | 13 | -2 |
| Opinium/Observer | 2015-04-24 | 34 | 33 | 9 | 13 | 1 |
| Survation/Mirror | 2015-04-23 | 33 | 29 | 10 | 18 | 4 |
| Panelbase/ | 2015-04-23 | 31 | 34 | 7 | 17 | -3 |
| YouGov/Sun | 2015-04-23 | 33 | 35 | 8 | 13 | -2 |
| Populus/ | 2015-04-23 | 32 | 35 | 8 | 14 | -3 |
| ComRes/ITV/Mail | 2015-04-22 | 36 | 32 | 8 | 10 | 4 |
| YouGov/Sun | 2015-04-22 | 33 | 34 | 7 | 14 | -1 |
| YouGov/Sun | 2015-04-21 | 35 | 34 | 7 | 13 | 1 |
| YouGov/Sun | 2015-04-20 | 34 | 35 | 7 | 13 | -1 |
| TNS BMRB/ | 2015-04-20 | 32 | 34 | 8 | 15 | -2 |
| ICM/Guardian | 2015-04-19 | 34 | 32 | 10 | 11 | 2 |
| Populus/ | 2015-04-19 | 32 | 34 | 9 | 15 | -2 |
| Ashcroft/ | 2015-04-19 | 34 | 30 | 10 | 13 | 4 |
| YouGov/Sun | 2015-04-19 | 34 | 35 | 8 | 13 | -1 |
| YouGov/Sunday Times | 2015-04-18 | 33 | 36 | 8 | 13 | -3 |
| Opinium/Observer | 2015-04-17 | 36 | 32 | 8 | 13 | 4 |
| YouGov/Sun | 2015-04-17 | 34 | 34 | 9 | 14 | 0 |
| Survation/Mirror | 2015-04-17 | 34 | 33 | 7 | 17 | 1 |
| Populus/ | 2015-04-16 | 33 | 34 | 9 | 14 | -1 |
| YouGov/Sun | 2015-04-16 | 34 | 34 | 7 | 14 | 0 |
| Panelbase/ | 2015-04-16 | 33 | 34 | 8 | 16 | -1 |
| Ipsos-MORI/Evening Standard | 2015-04-15 | 33 | 35 | 7 | 10 | -2 |
| YouGov/Sun | 2015-04-15 | 34 | 35 | 8 | 13 | -1 |
| YouGov/Sun | 2015-04-14 | 33 | 35 | 8 | 13 | -2 |
| TNS BMRB/ | 2015-04-13 | 34 | 32 | 9 | 14 | 2 |
| YouGov/Sun | 2015-04-13 | 33 | 34 | 8 | 13 | -1 |
| Populus/ | 2015-04-12 | 33 | 33 | 8 | 15 | 0 |
| ICM/Guardian | 2015-04-12 | 39 | 33 | 8 | 7 | 6 |
| Ashcroft/ | 2015-04-12 | 33 | 33 | 9 | 13 | 0 |
| YouGov/Sun | 2015-04-12 | 33 | 36 | 7 | 13 | -3 |
| YouGov/Sunday Times | 2015-04-11 | 34 | 34 | 7 | 13 | 0 |
| YouGov/Sun | 2015-04-10 | 33 | 35 | 8 | 13 | -2 |
| Survation/Mirror | 2015-04-09 | 31 | 35 | 9 | 15 | -4 |
| Opinium/Observer | 2015-04-09 | 36 | 34 | 7 | 11 | 2 |
| Panelbase/ | 2015-04-09 | 31 | 37 | 8 | 16 | -6 |
| YouGov/Sun | 2015-04-09 | 35 | 34 | 8 | 12 | 1 |
| Populus/ | 2015-04-09 | 31 | 33 | 8 | 16 | -2 |
| YouGov/Sun | 2015-04-08 | 34 | 35 | 8 | 13 | -1 |
| ComRes/ITV/Mail | 2015-04-08 | 34 | 33 | 12 | 12 | 1 |
| TNS BMRB/ | 2015-04-07 | 30 | 33 | 8 | 19 | -3 |
| YouGov/Sun | 2015-04-07 | 33 | 35 | 8 | 14 | -2 |
| Populus/ | 2015-04-06 | 31 | 33 | 10 | 15 | -2 |
| YouGov/Sunday Times | 2015-04-04 | 34 | 33 | 10 | 13 | 1 |
| Opinium/Observer | 2015-04-03 | 33 | 33 | 7 | 14 | 0 |
| Survation/Mirror | 2015-04-03 | 31 | 33 | 9 | 18 | -2 |
| Panelbase/ | 2015-04-02 | 33 | 33 | 7 | 17 | 0 |
| YouGov/Sun | 2015-04-02 | 37 | 35 | 7 | 12 | 2 |
| YouGov/Sun | 2015-04-01 | 36 | 34 | 8 | 13 | 2 |
| Populus/ | 2015-04-01 | 32 | 34 | 9 | 15 | -2 |
| YouGov/Sun | 2015-03-31 | 35 | 36 | 7 | 12 | -1 |
| YouGov/Sun | 2015-03-30 | 35 | 35 | 8 | 12 | 0 |
| TNS BMRB/ | 2015-03-30 | 33 | 32 | 8 | 16 | 1 |
| Populus/ | 2015-03-29 | 34 | 34 | 8 | 15 | 0 |
| Ashcroft/ | 2015-03-29 | 36 | 34 | 6 | 10 | 2 |
| ComRes/ITV/Mail | 2015-03-29 | 36 | 32 | 9 | 12 | 4 |
| YouGov/Sunday Times | 2015-03-28 | 32 | 36 | 8 | 13 | -4 |
| Populus/ | 2015-03-26 | 31 | 33 | 9 | 16 | -2 |
| YouGov/Sun | 2015-03-26 | 36 | 34 | 7 | 13 | 2 |
| Panelbase/ | 2015-03-26 | 34 | 34 | 5 | 15 | 0 |
| Opinium/Observer | 2015-03-25 | 34 | 33 | 8 | 13 | 1 |
| YouGov/Sun | 2015-03-25 | 34 | 35 | 8 | 12 | -1 |
| Survation/Daily Mirror | 2015-03-25 | 32 | 33 | 8 | 18 | -1 |
| YouGov/Sun | 2015-03-24 | 35 | 35 | 8 | 12 | 0 |
| YouGov/Sun | 2015-03-23 | 34 | 34 | 8 | 12 | 0 |
| YouGov/Times | 2015-03-23 | 34 | 33 | 8 | 14 | 1 |
| ComRes/Daily Mail | 2015-03-22 | 35 | 35 | 8 | 10 | 0 |
| Ashcroft/ | 2015-03-22 | 33 | 33 | 8 | 12 | 0 |
| Populus/ | 2015-03-22 | 31 | 33 | 9 | 16 | -2 |
| Survation/Mail on Sunday | 2015-03-21 | 30 | 34 | 10 | 17 | -4 |
| YouGov/Sunday Times | 2015-03-20 | 33 | 35 | 8 | 14 | -2 |
| Opinium/Observer | 2015-03-19 | 36 | 33 | 7 | 14 | 3 |
| Populus/ | 2015-03-19 | 31 | 34 | 9 | 17 | -3 |
| YouGov/Sun | 2015-03-19 | 35 | 33 | 8 | 13 | 2 |
| YouGov/Sun | 2015-03-18 | 33 | 34 | 8 | 14 | -1 |
| YouGov/Sun | 2015-03-17 | 34 | 36 | 7 | 12 | -2 |
| TNS BMRB/ | 2015-03-16 | 33 | 32 | 7 | 17 | 1 |
| YouGov/Sun | 2015-03-16 | 33 | 35 | 7 | 13 | -2 |
| Ashcroft/ | 2015-03-15 | 31 | 29 | 8 | 15 | 2 |
| Populus/ | 2015-03-15 | 34 | 34 | 8 | 14 | 0 |
| ICM/Guardian | 2015-03-15 | 36 | 35 | 8 | 9 | 1 |
| ComRes/Independent on Sunday (O) | 2015-03-13 | 33 | 35 | 7 | 16 | -2 |
| YouGov/Sunday Times | 2015-03-13 | 34 | 34 | 7 | 14 | 0 |
| Opinium/Observer | 2015-03-12 | 33 | 35 | 7 | 14 | -2 |
| Populus/ | 2015-03-12 | 29 | 32 | 8 | 18 | -3 |
| YouGov/Sun | 2015-03-12 | 33 | 32 | 7 | 16 | 1 |
| Ipsos-MORI/Evening Standard | 2015-03-11 | 33 | 34 | 8 | 13 | -1 |
| YouGov/Sun | 2015-03-11 | 34 | 35 | 7 | 14 | -1 |
| YouGov/Sun | 2015-03-10 | 33 | 31 | 8 | 15 | 2 |
| YouGov/Sun | 2015-03-09 | 35 | 31 | 8 | 14 | 4 |
| Ashcroft/ | 2015-03-08 | 34 | 30 | 5 | 15 | 4 |
| Populus/ | 2015-03-08 | 32 | 33 | 9 | 15 | -1 |
| Opinium/Observer | 2015-03-06 | 34 | 34 | 8 | 14 | 0 |
| YouGov/Sunday Times | 2015-03-06 | 34 | 33 | 8 | 15 | 1 |
| Populus/ | 2015-03-05 | 31 | 33 | 8 | 16 | -2 |
| YouGov/Sun | 2015-03-05 | 31 | 35 | 6 | 15 | -4 |
| YouGov/Sun | 2015-03-04 | 34 | 34 | 8 | 14 | 0 |
| YouGov/Sun | 2015-03-03 | 36 | 34 | 5 | 14 | 2 |
| YouGov/Sun | 2015-03-02 | 35 | 32 | 7 | 15 | 3 |
| Ashcroft/ | 2015-03-01 | 34 | 31 | 7 | 14 | 3 |
| Populus/ | 2015-03-01 | 32 | 34 | 8 | 14 | -2 |
| YouGov/Sunday Times | 2015-02-27 | 34 | 34 | 8 | 14 | 0 |
| Populus/ | 2015-02-27 | 31 | 33 | 9 | 16 | -2 |
| Opinium/Observer | 2015-02-26 | 34 | 35 | 6 | 14 | -1 |
| YouGov/Sun | 2015-02-26 | 33 | 34 | 8 | 13 | -1 |
| YouGov/Sun | 2015-02-25 | 33 | 33 | 8 | 15 | 0 |
| YouGov/Sun | 2015-02-24 | 35 | 33 | 6 | 14 | 2 |
| YouGov/Sun | 2015-02-23 | 33 | 33 | 8 | 13 | 0 |
| ComRes/Mail | 2015-02-23 | 34 | 32 | 8 | 13 | 2 |
| Survation/Mirror | 2015-02-23 | 28 | 34 | 10 | 19 | -6 |
| Ashcroft/ | 2015-02-22 | 32 | 36 | 7 | 11 | -4 |
| Populus/ | 2015-02-22 | 32 | 32 | 9 | 15 | 0 |
| Opinium/Observer | 2015-02-20 | 35 | 33 | 6 | 15 | 2 |
| YouGov/Sunday Times | 2015-02-20 | 33 | 34 | 8 | 13 | -1 |
| Populus/ | 2015-02-19 | 31 | 32 | 9 | 17 | -1 |
| YouGov/Sun | 2015-02-19 | 32 | 33 | 9 | 15 | -1 |
| YouGov/Sun | 2015-02-18 | 32 | 34 | 8 | 14 | -2 |
| YouGov/Sun | 2015-02-17 | 33 | 34 | 6 | 15 | -1 |
| YouGov/Sun | 2015-02-16 | 32 | 32 | 6 | 16 | 0 |
| TNS BMRB/ | 2015-02-16 | 28 | 35 | 6 | 18 | -7 |
| Ashcroft/ | 2015-02-15 | 30 | 31 | 9 | 16 | -1 |
| ICM/Guardian | 2015-02-15 | 36 | 32 | 10 | 9 | 4 |
| Populus/ | 2015-02-14 | 31 | 33 | 10 | 15 | -2 |
| YouGov/Sunday Times | 2015-02-13 | 32 | 35 | 7 | 15 | -3 |
| Populus/ | 2015-02-12 | 31 | 34 | 9 | 14 | -3 |
| ComRes/Independent on Sunday (O) | 2015-02-12 | 32 | 34 | 7 | 16 | -2 |
| Opinium/Observer | 2015-02-12 | 33 | 35 | 8 | 14 | -2 |
| YouGov/Sun | 2015-02-12 | 31 | 34 | 7 | 15 | -3 |
| YouGov/Sun | 2015-02-11 | 32 | 33 | 7 | 15 | -1 |
| Ipsos-MORI/Evening Standard | 2015-02-10 | 34 | 36 | 6 | 9 | -2 |
| YouGov/Sun | 2015-02-10 | 33 | 35 | 6 | 13 | -2 |
| YouGov/Sun | 2015-02-09 | 34 | 33 | 7 | 14 | 1 |
| Populus/ | 2015-02-08 | 33 | 34 | 8 | 15 | -1 |
| Ashcroft/ | 2015-02-08 | 34 | 31 | 9 | 14 | 3 |
| Opinium/Observer | 2015-02-06 | 32 | 34 | 7 | 15 | -2 |
| YouGov/Sunday Times | 2015-02-06 | 32 | 33 | 7 | 15 | -1 |
| Populus/ | 2015-02-05 | 31 | 34 | 8 | 16 | -3 |
| YouGov/Sun | 2015-02-05 | 32 | 33 | 9 | 15 | -1 |
| YouGov/Sun | 2015-02-04 | 34 | 33 | 6 | 13 | 1 |
| YouGov/Sun | 2015-02-03 | 33 | 33 | 7 | 14 | 0 |
| YouGov/Sun | 2015-02-02 | 33 | 35 | 7 | 14 | -2 |
| Populus/ | 2015-02-02 | 31 | 34 | 8 | 14 | -3 |
| TNS BMRB/ | 2015-02-02 | 27 | 33 | 6 | 18 | -6 |
| Ashcroft/ | 2015-02-01 | 31 | 31 | 8 | 15 | 0 |
| YouGov/Sunday Times | 2015-01-30 | 32 | 35 | 7 | 15 | -3 |
| Opinium/Observer | 2015-01-30 | 32 | 33 | 5 | 18 | -1 |
| Populus/ | 2015-01-29 | 34 | 35 | 10 | 14 | -1 |
| YouGov/Sun | 2015-01-29 | 34 | 34 | 6 | 14 | 0 |
| YouGov/Sun | 2015-01-28 | 33 | 33 | 6 | 16 | 0 |
| YouGov/Sun | 2015-01-27 | 34 | 33 | 7 | 14 | 1 |
| YouGov/Sun | 2015-01-26 | 34 | 33 | 6 | 15 | 1 |
| ComRes/Independent | 2015-01-25 | 31 | 30 | 8 | 17 | 1 |
| Ashcroft/ | 2015-01-25 | 32 | 32 | 6 | 15 | 0 |
| Populus/ | 2015-01-25 | 34 | 35 | 9 | 13 | -1 |
| Survation/Mirror | 2015-01-25 | 31 | 30 | 7 | 23 | 1 |
| YouGov/Sunday Times | 2015-01-23 | 32 | 32 | 7 | 15 | 0 |
| Populus/ | 2015-01-22 | 32 | 36 | 9 | 13 | -4 |
| YouGov/Sun | 2015-01-22 | 31 | 33 | 7 | 17 | -2 |
| YouGov/Sun | 2015-01-21 | 33 | 34 | 6 | 14 | -1 |
| YouGov/Sun | 2015-01-20 | 32 | 30 | 8 | 15 | 2 |
| ICM/Guardian | 2015-01-19 | 30 | 33 | 11 | 11 | -3 |
| YouGov/Sun | 2015-01-19 | 32 | 32 | 8 | 15 | 0 |
| TNS BMRB/ | 2015-01-19 | 31 | 31 | 8 | 16 | 0 |
| Populus/ | 2015-01-18 | 35 | 36 | 8 | 13 | -1 |
| Ashcroft/ | 2015-01-18 | 29 | 28 | 9 | 15 | 1 |
| Opinium/Observer | 2015-01-16 | 28 | 33 | 7 | 20 | -5 |
| YouGov/Sunday Times | 2015-01-16 | 31 | 32 | 7 | 18 | -1 |
| Populus/ | 2015-01-15 | 32 | 35 | 9 | 14 | -3 |
| YouGov/Sun on Sunday | 2015-01-15 | 31 | 33 | 7 | 16 | -2 |
| ComRes/Independent on Sunday (O) | 2015-01-15 | 33 | 34 | 7 | 18 | -1 |
| YouGov/Sun | 2015-01-15 | 32 | 32 | 6 | 16 | 0 |
| YouGov/Sun | 2015-01-14 | 32 | 34 | 6 | 15 | -2 |
| YouGov/Sun | 2015-01-13 | 32 | 33 | 7 | 14 | -1 |
| Ipsos-MORI/Evening Standard | 2015-01-13 | 33 | 34 | 8 | 11 | -1 |
| YouGov/Sun | 2015-01-12 | 32 | 33 | 6 | 17 | -1 |
| Populus/ | 2015-01-11 | 32 | 37 | 10 | 13 | -5 |
| Ashcroft/ | 2015-01-11 | 34 | 28 | 8 | 16 | 6 |
| YouGov/Sunday Times | 2015-01-09 | 32 | 32 | 7 | 18 | 0 |
| TNS BMRB/ | 2015-01-08 | 28 | 35 | 6 | 18 | -7 |
| Populus/ | 2015-01-08 | 33 | 34 | 8 | 14 | -1 |
| YouGov/Sun | 2015-01-08 | 33 | 33 | 8 | 13 | 0 |
| YouGov/Sun | 2015-01-07 | 32 | 33 | 7 | 15 | -1 |
| YouGov/Sun | 2015-01-06 | 33 | 33 | 7 | 13 | 0 |
| YouGov/Sun | 2015-01-05 | 31 | 34 | 7 | 14 | -3 |
| Populus/ | 2015-01-04 | 34 | 35 | 9 | 12 | -1 |
| Opinium/Observer | 2015-01-02 | 32 | 33 | 8 | 17 | -1 |
| YouGov/Sun | 2014-12-22 | 32 | 36 | 6 | 16 | -4 |
| Populus/ | 2014-12-21 | 35 | 35 | 9 | 12 | 0 |
| Survation/ | 2014-12-19 | 30 | 33 | 11 | 20 | -3 |
| Opinium/Observer | 2014-12-19 | 29 | 36 | 6 | 16 | -7 |
| YouGov/Sunday Times | 2014-12-19 | 32 | 34 | 6 | 15 | -2 |
| Populus/ | 2014-12-18 | 34 | 35 | 9 | 13 | -1 |
| YouGov/Sun | 2014-12-18 | 30 | 35 | 6 | 16 | -5 |
| YouGov/Sun | 2014-12-17 | 33 | 33 | 8 | 14 | 0 |
| ICM/Guardian | 2014-12-16 | 28 | 33 | 14 | 15 | -5 |
| YouGov/Sun | 2014-12-16 | 33 | 34 | 6 | 16 | -1 |
| Ipsos-MORI/Evening Standard | 2014-12-15 | 32 | 29 | 9 | 13 | 3 |
| YouGov/Sun | 2014-12-15 | 32 | 34 | 6 | 14 | -2 |
| TNS BMRB/ | 2014-12-15 | 28 | 35 | 5 | 19 | -7 |
| Populus/ | 2014-12-14 | 34 | 36 | 10 | 12 | -2 |
| ComRes/Independent | 2014-12-14 | 29 | 32 | 12 | 16 | -3 |
| ComRes/Independent on Sunday (O) | 2014-12-12 | 33 | 34 | 8 | 18 | -1 |
| YouGov/Sunday Times | 2014-12-12 | 32 | 32 | 7 | 16 | 0 |
| Populus/ | 2014-12-11 | 34 | 35 | 9 | 14 | -1 |
| YouGov/Sun | 2014-12-11 | 32 | 34 | 7 | 14 | -2 |
| YouGov/Sun | 2014-12-10 | 33 | 33 | 6 | 15 | 0 |
| YouGov/Sun | 2014-12-09 | 32 | 32 | 8 | 15 | 0 |
| YouGov/Sun | 2014-12-08 | 34 | 33 | 6 | 15 | 1 |
| Populus/ | 2014-12-07 | 33 | 36 | 8 | 15 | -3 |
| Ashcroft/ | 2014-12-07 | 30 | 31 | 8 | 19 | -1 |
| YouGov/Sunday Times | 2014-12-05 | 32 | 32 | 6 | 17 | 0 |
| Populus/ | 2014-12-04 | 33 | 35 | 9 | 14 | -2 |
| YouGov/Sun | 2014-12-04 | 31 | 32 | 7 | 15 | -1 |
| Opinium/Observer | 2014-12-04 | 29 | 34 | 6 | 19 | -5 |
| YouGov/Sun | 2014-12-03 | 32 | 31 | 6 | 17 | 1 |
| YouGov/Sun | 2014-12-02 | 32 | 33 | 7 | 16 | -1 |
| YouGov/Sun | 2014-12-01 | 32 | 32 | 8 | 15 | 0 |
| Populus/ | 2014-11-30 | 32 | 35 | 9 | 14 | -3 |
| Ashcroft/ | 2014-11-30 | 30 | 32 | 7 | 16 | -2 |
| ComRes/Independent | 2014-11-30 | 28 | 31 | 9 | 18 | -3 |
| YouGov/Sunday Times | 2014-11-28 | 32 | 34 | 7 | 15 | -2 |
| Populus/ | 2014-11-27 | 32 | 37 | 9 | 14 | -5 |
| YouGov/Sun | 2014-11-27 | 31 | 31 | 8 | 17 | 0 |
| TNS BMRB/ | 2014-11-27 | 30 | 31 | 6 | 19 | -1 |
| YouGov/Sun | 2014-11-26 | 33 | 32 | 6 | 16 | 1 |
| YouGov/Sun | 2014-11-25 | 32 | 33 | 7 | 16 | -1 |
| YouGov/Sun | 2014-11-24 | 30 | 34 | 6 | 18 | -4 |
| Populus/ | 2014-11-23 | 31 | 36 | 9 | 15 | -5 |
| Ashcroft/ | 2014-11-23 | 27 | 32 | 7 | 18 | -5 |
| YouGov/Sunday Times | 2014-11-21 | 33 | 33 | 7 | 16 | 0 |
| Opinium/Observer | 2014-11-20 | 30 | 33 | 7 | 19 | -3 |
| Populus/ | 2014-11-20 | 33 | 36 | 9 | 14 | -3 |
| YouGov/Sun | 2014-11-20 | 34 | 33 | 7 | 15 | 1 |
| YouGov/Sun | 2014-11-19 | 34 | 33 | 7 | 14 | 1 |
| YouGov/Sun | 2014-11-18 | 32 | 34 | 7 | 15 | -2 |
| YouGov/Sun | 2014-11-17 | 33 | 32 | 7 | 15 | 1 |
| Populus/ | 2014-11-16 | 35 | 36 | 7 | 11 | -1 |
| Ashcroft/ | 2014-11-16 | 29 | 30 | 9 | 16 | -1 |
| ComRes/Independent on Sunday (O) | 2014-11-14 | 30 | 34 | 8 | 19 | -4 |
| YouGov/Sunday Times | 2014-11-14 | 31 | 33 | 7 | 18 | -2 |
| Populus/ | 2014-11-13 | 33 | 35 | 9 | 13 | -2 |
| YouGov/Sun | 2014-11-13 | 33 | 32 | 8 | 15 | 1 |
| YouGov/Sun | 2014-11-12 | 32 | 35 | 7 | 15 | -3 |
| YouGov/Sun | 2014-11-11 | 33 | 34 | 7 | 15 | -1 |
| YouGov/Sun | 2014-11-10 | 32 | 33 | 6 | 17 | -1 |
| Ipsos-MORI/Evening Standard | 2014-11-10 | 32 | 29 | 9 | 14 | 3 |
| Ashcroft/ | 2014-11-09 | 30 | 29 | 10 | 16 | 1 |
| ICM/Guardian | 2014-11-09 | 31 | 32 | 11 | 14 | -1 |
| Populus/ | 2014-11-09 | 34 | 36 | 8 | 13 | -2 |
| Opinium/Observer | 2014-11-07 | 29 | 32 | 9 | 19 | -3 |
| YouGov/Sunday Times | 2014-11-07 | 33 | 33 | 7 | 16 | 0 |
| Survation/Mail on Sunday | 2014-11-07 | 29 | 34 | 6 | 23 | -5 |
| Populus/ | 2014-11-06 | 33 | 35 | 9 | 14 | -2 |
| YouGov/Sun | 2014-11-06 | 32 | 33 | 8 | 15 | -1 |
| YouGov/Sun | 2014-11-05 | 32 | 33 | 7 | 17 | -1 |
| YouGov/Sun | 2014-11-04 | 32 | 34 | 7 | 15 | -2 |
| YouGov/Sun | 2014-11-03 | 33 | 34 | 8 | 15 | -1 |
| Populus/ | 2014-11-02 | 34 | 35 | 9 | 13 | -1 |
| Ashcroft/ | 2014-11-02 | 29 | 30 | 9 | 17 | -1 |
| Survation/Mirror | 2014-11-01 | 27 | 31 | 9 | 24 | -4 |
| YouGov/Sunday Times | 2014-10-31 | 31 | 32 | 7 | 18 | -1 |
| Populus/ | 2014-10-30 | 34 | 34 | 8 | 15 | 0 |
| YouGov/Sun | 2014-10-30 | 33 | 32 | 7 | 15 | 1 |
| YouGov/Sun | 2014-10-29 | 31 | 34 | 6 | 17 | -3 |
| YouGov/Sun | 2014-10-28 | 32 | 33 | 8 | 17 | -1 |
| YouGov/Sun | 2014-10-27 | 32 | 32 | 8 | 18 | 0 |
| Populus/ | 2014-10-26 | 34 | 36 | 8 | 13 | -2 |
| ComRes/Independent | 2014-10-26 | 30 | 30 | 9 | 19 | 0 |
| Ashcroft/ | 2014-10-26 | 31 | 31 | 7 | 18 | 0 |
| Opinium/Observer | 2014-10-24 | 33 | 33 | 6 | 18 | 0 |
| YouGov/Sunday Times | 2014-10-24 | 33 | 33 | 7 | 16 | 0 |
| Populus/ | 2014-10-23 | 33 | 35 | 9 | 15 | -2 |
| YouGov/Sun | 2014-10-23 | 34 | 34 | 6 | 15 | 0 |
| YouGov/Sun | 2014-10-22 | 31 | 33 | 7 | 17 | -2 |
| YouGov/Sun | 2014-10-21 | 32 | 33 | 8 | 16 | -1 |
| YouGov/Sun | 2014-10-20 | 31 | 33 | 7 | 15 | -2 |
| Populus/ | 2014-10-19 | 34 | 36 | 9 | 13 | -2 |
| Ashcroft/ | 2014-10-19 | 28 | 31 | 7 | 18 | -3 |
| YouGov/Sunday Times | 2014-10-17 | 32 | 35 | 7 | 16 | -3 |
| ComRes/Independent on Sunday (O) | 2014-10-16 | 31 | 34 | 7 | 19 | -3 |
| Populus/ | 2014-10-16 | 33 | 35 | 10 | 14 | -2 |
| YouGov/Sun | 2014-10-16 | 31 | 32 | 8 | 18 | -1 |
| YouGov/Sun | 2014-10-15 | 31 | 33 | 7 | 19 | -2 |
| Ipsos-MORI/Evening Standard | 2014-10-14 | 30 | 33 | 8 | 16 | -3 |
| YouGov/Sun | 2014-10-14 | 30 | 34 | 8 | 18 | -4 |
| YouGov/Sun | 2014-10-13 | 31 | 34 | 7 | 17 | -3 |
| ICM/Guardian | 2014-10-12 | 31 | 35 | 11 | 14 | -4 |
| Populus/ | 2014-10-12 | 35 | 36 | 9 | 13 | -1 |
| Ashcroft/ | 2014-10-12 | 28 | 32 | 8 | 19 | -4 |
| Survation/Mail on Sunday | 2014-10-10 | 31 | 31 | 7 | 25 | 0 |
| Opinium/Observer | 2014-10-10 | 28 | 35 | 9 | 17 | -7 |
| YouGov/Sunday Times | 2014-10-10 | 32 | 34 | 9 | 16 | -2 |
| Populus/ | 2014-10-09 | 34 | 35 | 9 | 13 | -1 |
| YouGov/Sun | 2014-10-09 | 30 | 35 | 9 | 15 | -5 |
| YouGov/Sun | 2014-10-08 | 33 | 34 | 7 | 14 | -1 |
| YouGov/Sun | 2014-10-07 | 32 | 34 | 8 | 15 | -2 |
| YouGov/Sun | 2014-10-06 | 35 | 33 | 8 | 13 | 2 |
| Ashcroft/ | 2014-10-05 | 32 | 30 | 7 | 17 | 2 |
| Populus/ | 2014-10-05 | 31 | 37 | 8 | 15 | -6 |
| YouGov/Sunday Times | 2014-10-03 | 36 | 34 | 7 | 13 | 2 |
| Populus/ | 2014-10-02 | 33 | 38 | 8 | 13 | -5 |
| YouGov/Sun | 2014-10-02 | 35 | 34 | 6 | 14 | 1 |
| YouGov/Sun | 2014-10-01 | 31 | 38 | 7 | 15 | -7 |
| YouGov/Sun | 2014-09-30 | 31 | 36 | 7 | 15 | -5 |
| YouGov/Sun | 2014-09-29 | 31 | 36 | 7 | 16 | -5 |
| ComRes/Independent | 2014-09-28 | 29 | 35 | 10 | 15 | -6 |
| Populus/ | 2014-09-28 | 34 | 36 | 7 | 14 | -2 |
| Ashcroft/ | 2014-09-28 | 32 | 32 | 8 | 17 | 0 |
| ComRes/Independent on Sunday (O) | 2014-09-26 | 29 | 35 | 7 | 19 | -6 |
| YouGov/Sunday Times | 2014-09-26 | 31 | 36 | 6 | 15 | -5 |
| Opinium/Observer | 2014-09-26 | 32 | 34 | 7 | 17 | -2 |
| YouGov/Sun | 2014-09-25 | 31 | 37 | 7 | 13 | -6 |
| Populus/ | 2014-09-25 | 33 | 37 | 9 | 13 | -4 |
| YouGov/Sun | 2014-09-24 | 33 | 37 | 7 | 13 | -4 |
| YouGov/Sun | 2014-09-23 | 31 | 37 | 7 | 15 | -6 |
| YouGov/Sun | 2014-09-22 | 33 | 35 | 7 | 14 | -2 |
| Populus/ | 2014-09-21 | 33 | 37 | 9 | 12 | -4 |
| Ashcroft/ | 2014-09-21 | 27 | 33 | 9 | 17 | -6 |
| YouGov/Sunday Times | 2014-09-19 | 31 | 36 | 7 | 16 | -5 |
| Populus/ | 2014-09-18 | 32 | 36 | 9 | 15 | -4 |
| YouGov/Sun | 2014-09-18 | 33 | 35 | 8 | 14 | -2 |
| YouGov/Sun | 2014-09-17 | 33 | 36 | 8 | 13 | -3 |
| YouGov/Sun | 2014-09-16 | 34 | 37 | 7 | 12 | -3 |
| YouGov/Sun | 2014-09-15 | 31 | 35 | 7 | 15 | -4 |
| Populus/ | 2014-09-14 | 34 | 35 | 9 | 13 | -1 |
| Ashcroft/ | 2014-09-14 | 33 | 33 | 9 | 14 | 0 |
| ICM/Guardian | 2014-09-14 | 33 | 35 | 10 | 9 | -2 |
| Survation/Mail on Sunday | 2014-09-12 | 31 | 35 | 8 | 19 | -4 |
| YouGov/Sunday Times | 2014-09-12 | 32 | 35 | 7 | 15 | -3 |
| Populus/ | 2014-09-11 | 33 | 37 | 9 | 13 | -4 |
| Opinium/Observer | 2014-09-11 | 29 | 37 | 7 | 19 | -8 |
| YouGov/Sun | 2014-09-11 | 31 | 35 | 7 | 16 | -4 |
| YouGov/Sun | 2014-09-10 | 32 | 38 | 6 | 14 | -6 |
| Ipsos-MORI/Evening Standard | 2014-09-09 | 34 | 33 | 7 | 15 | 1 |
| YouGov/Sun | 2014-09-09 | 30 | 36 | 8 | 16 | -6 |
| YouGov/Sun | 2014-09-08 | 31 | 36 | 8 | 16 | -5 |
| Populus/ | 2014-09-07 | 34 | 36 | 9 | 12 | -2 |
| Ashcroft/ | 2014-09-07 | 28 | 35 | 8 | 18 | -7 |
| YouGov/Sunday Times | 2014-09-05 | 33 | 35 | 7 | 15 | -2 |
| Populus/ | 2014-09-04 | 32 | 38 | 8 | 14 | -6 |
| YouGov/Sun | 2014-09-04 | 32 | 36 | 7 | 16 | -4 |
| YouGov/Sun | 2014-09-03 | 33 | 36 | 7 | 14 | -3 |
| YouGov/Sun | 2014-09-02 | 32 | 35 | 8 | 15 | -3 |
| YouGov/Sun | 2014-09-01 | 34 | 35 | 7 | 14 | -1 |
| ComRes/Independent | 2014-08-31 | 28 | 35 | 9 | 17 | -7 |
| Populus/ | 2014-08-31 | 32 | 36 | 9 | 15 | -4 |
| Opinium/Observer | 2014-08-29 | 30 | 36 | 7 | 16 | -6 |
| YouGov/Sunday Times | 2014-08-29 | 32 | 36 | 7 | 16 | -4 |
| Populus/ | 2014-08-28 | 35 | 34 | 8 | 13 | 1 |
| YouGov/Sun | 2014-08-28 | 33 | 36 | 7 | 13 | -3 |
| YouGov/Sun | 2014-08-27 | 34 | 35 | 7 | 14 | -1 |
| YouGov/Sun | 2014-08-26 | 33 | 37 | 8 | 13 | -4 |
| Populus/ | 2014-08-25 | 32 | 38 | 8 | 15 | -6 |
| ComRes/Independent on Sunday (O) | 2014-08-22 | 32 | 34 | 8 | 18 | -2 |
| YouGov/Sunday Times | 2014-08-22 | 34 | 36 | 8 | 14 | -2 |
| Populus/ | 2014-08-21 | 33 | 39 | 9 | 11 | -6 |
| YouGov/Sun | 2014-08-21 | 33 | 38 | 8 | 12 | -5 |
| YouGov/Sun | 2014-08-20 | 34 | 38 | 9 | 11 | -4 |
| YouGov/Sun | 2014-08-19 | 36 | 37 | 9 | 12 | -1 |
| YouGov/Sun | 2014-08-18 | 33 | 38 | 8 | 12 | -5 |
| Populus/ | 2014-08-17 | 32 | 37 | 9 | 14 | -5 |
| Opinium/ | 2014-08-15 | 28 | 32 | 10 | 21 | -4 |
| YouGov/Sunday Times | 2014-08-15 | 34 | 38 | 7 | 13 | -4 |
| Populus/ | 2014-08-14 | 32 | 35 | 9 | 14 | -3 |
| YouGov/Sun | 2014-08-14 | 35 | 35 | 8 | 12 | 0 |
| YouGov/Sun | 2014-08-13 | 34 | 36 | 10 | 12 | -2 |
| YouGov/Sun | 2014-08-12 | 35 | 38 | 8 | 11 | -3 |
| YouGov/Sun | 2014-08-11 | 33 | 37 | 8 | 12 | -4 |
| Ipsos-MORI/Evening Standard | 2014-08-11 | 33 | 33 | 7 | 13 | 0 |
| Populus/ | 2014-08-11 | 33 | 37 | 9 | 12 | -4 |
| ICM/Guardian | 2014-08-10 | 31 | 38 | 12 | 10 | -7 |
| YouGov/Sunday Times | 2014-08-08 | 33 | 37 | 8 | 13 | -4 |
| Populus/ | 2014-08-07 | 36 | 35 | 9 | 11 | 1 |
| YouGov/Sun | 2014-08-07 | 33 | 38 | 7 | 12 | -5 |
| YouGov/Sun | 2014-08-06 | 34 | 37 | 9 | 12 | -3 |
| YouGov/Sun | 2014-08-05 | 33 | 38 | 8 | 12 | -5 |
| YouGov/Sun | 2014-08-04 | 34 | 38 | 6 | 13 | -4 |
| Populus/ | 2014-08-03 | 35 | 37 | 9 | 12 | -2 |
| Ashcroft/ | 2014-08-03 | 30 | 33 | 8 | 18 | -3 |
| Opinium/Observer | 2014-08-01 | 32 | 35 | 7 | 15 | -3 |
| YouGov/Sunday Times | 2014-08-01 | 35 | 38 | 7 | 12 | -3 |
| Populus/ | 2014-07-31 | 35 | 36 | 8 | 13 | -1 |
| YouGov/Sun | 2014-07-31 | 34 | 38 | 8 | 13 | -4 |
| YouGov/Sun | 2014-07-30 | 35 | 37 | 8 | 12 | -2 |
| YouGov/Sun | 2014-07-29 | 34 | 35 | 8 | 12 | -1 |
| YouGov/Sun | 2014-07-28 | 33 | 39 | 8 | 12 | -6 |
| Ashcroft/ | 2014-07-27 | 32 | 34 | 9 | 14 | -2 |
| Populus/ | 2014-07-27 | 33 | 37 | 9 | 12 | -4 |
| ComRes/Independent | 2014-07-27 | 27 | 33 | 8 | 17 | -6 |
| YouGov/Sunday Times | 2014-07-25 | 35 | 36 | 8 | 13 | -1 |
| Populus/ | 2014-07-24 | 35 | 37 | 9 | 9 | -2 |
| YouGov/Sun | 2014-07-24 | 35 | 38 | 8 | 11 | -3 |
| YouGov/Sun | 2014-07-23 | 34 | 38 | 8 | 12 | -4 |
| YouGov/Sun | 2014-07-22 | 34 | 37 | 7 | 14 | -3 |
| YouGov/Sun | 2014-07-21 | 34 | 38 | 9 | 11 | -4 |
| Populus/ | 2014-07-20 | 32 | 37 | 9 | 13 | -5 |
| Ashcroft/ | 2014-07-20 | 27 | 35 | 7 | 17 | -8 |
| ComRes/Independent on Sunday (O) | 2014-07-18 | 31 | 34 | 9 | 15 | -3 |
| YouGov/Sunday Times | 2014-07-18 | 32 | 37 | 9 | 13 | -5 |
| TNS BMRB/ | 2014-07-17 | 29 | 36 | 7 | 19 | -7 |
| Opinium/Observer | 2014-07-17 | 30 | 34 | 9 | 17 | -4 |
| Populus/ | 2014-07-17 | 35 | 35 | 8 | 14 | 0 |
| YouGov/Sun | 2014-07-17 | 32 | 39 | 8 | 13 | -7 |
| YouGov/Sun | 2014-07-16 | 33 | 36 | 9 | 13 | -3 |
| Ipsos-MORI/Evening Standard | 2014-07-15 | 32 | 35 | 8 | 12 | -3 |
| YouGov/Sun | 2014-07-15 | 34 | 38 | 6 | 14 | -4 |
| YouGov/Sun | 2014-07-14 | 35 | 38 | 8 | 10 | -3 |
| Ashcroft/ | 2014-07-13 | 32 | 36 | 7 | 14 | -4 |
| Populus/ | 2014-07-13 | 34 | 37 | 9 | 12 | -3 |
| ICM/Guardian | 2014-07-13 | 34 | 33 | 12 | 9 | 1 |
| YouGov/Sunday Times | 2014-07-11 | 33 | 38 | 9 | 12 | -5 |
| Populus/ | 2014-07-10 | 34 | 36 | 8 | 12 | -2 |
| YouGov/Sun | 2014-07-10 | 34 | 37 | 8 | 12 | -3 |
| YouGov/Sun | 2014-07-09 | 32 | 36 | 10 | 12 | -4 |
| YouGov/Sun | 2014-07-08 | 31 | 38 | 8 | 12 | -7 |
| YouGov/Sun | 2014-07-07 | 34 | 37 | 9 | 13 | -3 |
| Populus/ | 2014-07-06 | 31 | 38 | 9 | 14 | -7 |
| Ashcroft/ | 2014-07-06 | 27 | 34 | 11 | 15 | -7 |
| YouGov/Sun on Sunday | 2014-07-04 | 35 | 37 | 8 | 12 | -2 |
| YouGov/Sunday Times | 2014-07-04 | 34 | 36 | 8 | 13 | -2 |
| Populus/ | 2014-07-03 | 34 | 35 | 9 | 14 | -1 |
| Opinium/ | 2014-07-03 | 29 | 35 | 7 | 18 | -6 |
| YouGov/Sun | 2014-07-03 | 35 | 36 | 8 | 12 | -1 |
| YouGov/Sun | 2014-07-02 | 35 | 37 | 8 | 12 | -2 |
| YouGov/Sun | 2014-07-01 | 33 | 38 | 8 | 11 | -5 |
| YouGov/Sun | 2014-06-30 | 35 | 37 | 8 | 12 | -2 |
| ComRes/Independent | 2014-06-29 | 30 | 32 | 7 | 18 | -2 |
| Ashcroft/ | 2014-06-29 | 33 | 31 | 9 | 15 | 2 |
| Populus/ | 2014-06-29 | 33 | 37 | 10 | 12 | -4 |
| Survation/Mail on Sunday | 2014-06-27 | 27 | 36 | 7 | 22 | -9 |
| YouGov/Sunday Times | 2014-06-27 | 33 | 37 | 8 | 14 | -4 |
| Populus/ | 2014-06-26 | 34 | 35 | 8 | 13 | -1 |
| YouGov/Sun | 2014-06-26 | 33 | 38 | 8 | 13 | -5 |
| YouGov/Sun | 2014-06-25 | 32 | 37 | 7 | 14 | -5 |
| YouGov/Sun | 2014-06-24 | 33 | 36 | 8 | 15 | -3 |
| YouGov/Sun | 2014-06-23 | 32 | 36 | 9 | 15 | -4 |
| Populus/ | 2014-06-22 | 32 | 37 | 9 | 13 | -5 |
| Ashcroft/ | 2014-06-22 | 28 | 33 | 9 | 17 | -5 |
| YouGov/Sunday Times | 2014-06-20 | 32 | 38 | 8 | 14 | -6 |
| Opinium/Observer | 2014-06-19 | 31 | 35 | 7 | 17 | -4 |
| Populus/ | 2014-06-19 | 34 | 36 | 8 | 13 | -2 |
| YouGov/Sun | 2014-06-19 | 33 | 37 | 8 | 15 | -4 |
| YouGov/Sun | 2014-06-18 | 34 | 38 | 7 | 13 | -4 |
| Ipsos-MORI/Evening Standard | 2014-06-17 | 31 | 34 | 8 | 14 | -3 |
| YouGov/Sun | 2014-06-17 | 34 | 37 | 7 | 13 | -3 |
| YouGov/Sun | 2014-06-16 | 32 | 36 | 10 | 14 | -4 |
| ICM/Guardian | 2014-06-15 | 31 | 32 | 10 | 16 | -1 |
| Populus/ | 2014-06-15 | 33 | 37 | 9 | 13 | -4 |
| Ashcroft/ | 2014-06-15 | 29 | 35 | 8 | 15 | -6 |
| YouGov/Sunday Times | 2014-06-13 | 33 | 37 | 8 | 13 | -4 |
| ComRes/Independent on Sunday (O) | 2014-06-13 | 32 | 34 | 7 | 18 | -2 |
| Populus/ | 2014-06-12 | 32 | 35 | 8 | 15 | -3 |
| YouGov/Sun on Sunday | 2014-06-12 | 33 | 36 | 8 | 14 | -3 |
| TNS BMRB/ | 2014-06-12 | 29 | 35 | 6 | 23 | -6 |
| YouGov/Sun | 2014-06-12 | 32 | 38 | 8 | 12 | -6 |
| YouGov/Sun | 2014-06-11 | 34 | 36 | 6 | 14 | -2 |
| YouGov/Sun | 2014-06-10 | 35 | 37 | 8 | 12 | -2 |
| YouGov/Sun | 2014-06-09 | 31 | 37 | 7 | 15 | -6 |
| Populus/ | 2014-06-08 | 35 | 36 | 9 | 14 | -1 |
| Ashcroft/ | 2014-06-08 | 28 | 32 | 8 | 17 | -4 |
| Populus/ | 2014-06-06 | 34 | 35 | 9 | 14 | -1 |
| YouGov/Sunday Times | 2014-06-06 | 33 | 37 | 7 | 14 | -4 |
| Opinium/Observer | 2014-06-05 | 31 | 35 | 6 | 19 | -4 |
| YouGov/Sun | 2014-06-05 | 31 | 37 | 8 | 15 | -6 |
| YouGov/Sun | 2014-06-04 | 32 | 37 | 7 | 13 | -5 |
| YouGov/Sun | 2014-06-03 | 32 | 36 | 8 | 14 | -4 |
| YouGov/Sun | 2014-06-02 | 30 | 36 | 8 | 17 | -6 |
| Populus/ | 2014-06-01 | 32 | 37 | 10 | 13 | -5 |
| Ashcroft/ | 2014-06-01 | 25 | 34 | 6 | 19 | -9 |
| YouGov/Sunday Times | 2014-05-30 | 33 | 36 | 7 | 15 | -3 |
| Populus/ | 2014-05-29 | 34 | 35 | 9 | 14 | -1 |
| YouGov/Sun | 2014-05-29 | 31 | 38 | 7 | 16 | -7 |
| YouGov/Sun | 2014-05-28 | 32 | 36 | 9 | 14 | -4 |
| YouGov/Sun | 2014-05-27 | 32 | 34 | 8 | 15 | -2 |
| Populus/ | 2014-05-26 | 34 | 36 | 9 | 14 | -2 |
| Ashcroft/ | 2014-05-25 | 29 | 31 | 8 | 17 | -2 |
| Opinium/Observer | 2014-05-23 | 32 | 33 | 7 | 19 | -1 |
| YouGov/Sunday Times | 2014-05-23 | 34 | 35 | 9 | 13 | -1 |
| Populus/ | 2014-05-22 | 34 | 36 | 9 | 14 | -2 |
| YouGov/Sun | 2014-05-22 | 34 | 34 | 9 | 14 | 0 |
| YouGov/Sun | 2014-05-21 | 33 | 36 | 9 | 13 | -3 |
| YouGov/Sun | 2014-05-20 | 33 | 35 | 11 | 13 | -2 |
| Survation/Mirror | 2014-05-20 | 28 | 35 | 8 | 21 | -7 |
| YouGov/Sun | 2014-05-19 | 33 | 37 | 9 | 11 | -4 |
| Populus/ | 2014-05-18 | 35 | 34 | 8 | 14 | 1 |
| ComRes/Independent | 2014-05-18 | 30 | 35 | 8 | 14 | -5 |
| Ashcroft/ | 2014-05-18 | 29 | 35 | 9 | 14 | -6 |
| YouGov/Sunday Times | 2014-05-16 | 34 | 37 | 9 | 13 | -3 |
| ComRes/Independent on Sunday (O) | 2014-05-15 | 29 | 33 | 8 | 19 | -4 |
| Populus/ | 2014-05-15 | 32 | 36 | 10 | 13 | -4 |
| YouGov/Sun | 2014-05-15 | 34 | 36 | 8 | 13 | -2 |
| YouGov/Sun | 2014-05-14 | 32 | 35 | 10 | 13 | -3 |
| YouGov/Sun | 2014-05-13 | 34 | 34 | 8 | 15 | 0 |
| Ipsos-MORI/Evening Standard | 2014-05-12 | 31 | 34 | 9 | 11 | -3 |
| YouGov/Sun | 2014-05-12 | 35 | 36 | 9 | 14 | -1 |
| ICM/Guardian | 2014-05-11 | 33 | 31 | 13 | 15 | 2 |
| Populus/ | 2014-05-11 | 35 | 36 | 8 | 13 | -1 |
| Ashcroft/ | 2014-05-11 | 34 | 32 | 9 | 15 | 2 |
| Survation/Mail on Sunday | 2014-05-09 | 28 | 34 | 10 | 20 | -6 |
| YouGov/Sunday Times | 2014-05-09 | 31 | 38 | 9 | 13 | -7 |
| Opinium/ | 2014-05-08 | 29 | 33 | 9 | 20 | -4 |
| Populus/ | 2014-05-08 | 32 | 36 | 8 | 16 | -4 |
| YouGov/Sun | 2014-05-08 | 34 | 35 | 8 | 13 | -1 |
| YouGov/Sun | 2014-05-07 | 34 | 37 | 8 | 13 | -3 |
| YouGov/Sun | 2014-05-06 | 34 | 35 | 9 | 14 | -1 |
| Populus/ | 2014-05-05 | 33 | 36 | 8 | 14 | -3 |
| Survation/Mirror | 2014-05-03 | 33 | 34 | 8 | 18 | -1 |
| YouGov/Sunday Times | 2014-05-02 | 33 | 36 | 9 | 15 | -3 |
| Populus/ | 2014-05-01 | 34 | 35 | 9 | 14 | -1 |
| YouGov/Sun on Sunday | 2014-05-01 | 33 | 36 | 10 | 15 | -3 |
| YouGov/Sun | 2014-05-01 | 33 | 36 | 10 | 14 | -3 |
| YouGov/Sun | 2014-04-30 | 31 | 37 | 9 | 15 | -6 |
| YouGov/Sun | 2014-04-29 | 32 | 37 | 9 | 14 | -5 |
| YouGov/Sun | 2014-04-28 | 32 | 37 | 10 | 15 | -5 |
| Populus/ | 2014-04-27 | 32 | 35 | 10 | 15 | -3 |
| Opinium/Observer | 2014-04-25 | 32 | 34 | 7 | 18 | -2 |
| YouGov/Sunday Times | 2014-04-25 | 31 | 36 | 9 | 15 | -5 |
| Populus/ | 2014-04-24 | 35 | 35 | 9 | 13 | 0 |
| YouGov/Sun | 2014-04-24 | 32 | 38 | 8 | 14 | -6 |
| YouGov/Sun | 2014-04-23 | 32 | 37 | 10 | 15 | -5 |
| YouGov/Sun | 2014-04-22 | 34 | 37 | 10 | 12 | -3 |
| Populus/ | 2014-04-21 | 33 | 36 | 10 | 13 | -3 |
| YouGov/Sun | 2014-04-17 | 33 | 35 | 11 | 15 | -2 |
| Populus/ | 2014-04-16 | 34 | 35 | 9 | 14 | -1 |
| YouGov/Sun | 2014-04-16 | 33 | 39 | 9 | 11 | -6 |
| YouGov/Sun | 2014-04-15 | 34 | 37 | 10 | 13 | -3 |
| YouGov/Sun | 2014-04-14 | 33 | 38 | 9 | 12 | -5 |
| Populus/ | 2014-04-13 | 33 | 35 | 11 | 13 | -2 |
| ICM/Guardian | 2014-04-13 | 32 | 37 | 12 | 11 | -5 |
| ComRes/Independent | 2014-04-13 | 30 | 36 | 9 | 12 | -6 |
| YouGov/Sunday Times | 2014-04-11 | 32 | 38 | 8 | 14 | -6 |
| Populus/ | 2014-04-10 | 34 | 35 | 11 | 12 | -1 |
| ComRes/Independent on Sunday (O) | 2014-04-10 | 29 | 35 | 7 | 20 | -6 |
| YouGov/Sun | 2014-04-10 | 32 | 38 | 8 | 14 | -6 |
| Opinium/Observer | 2014-04-10 | 30 | 36 | 7 | 18 | -6 |
| YouGov/Sun | 2014-04-09 | 33 | 36 | 10 | 14 | -3 |
| YouGov/Sun | 2014-04-08 | 33 | 37 | 10 | 13 | -4 |
| Ipsos-MORI/Evening Standard | 2014-04-07 | 31 | 37 | 9 | 15 | -6 |
| YouGov/Sun | 2014-04-07 | 33 | 36 | 10 | 14 | -3 |
| Populus/ | 2014-04-06 | 34 | 37 | 9 | 14 | -3 |
| YouGov/Sunday Times | 2014-04-04 | 34 | 39 | 9 | 12 | -5 |
| YouGov/Sun | 2014-04-03 | 32 | 38 | 10 | 13 | -6 |
| YouGov/Sun | 2014-04-02 | 32 | 38 | 10 | 13 | -6 |
| YouGov/Sun | 2014-04-01 | 33 | 37 | 10 | 12 | -4 |
| YouGov/Sun | 2014-03-31 | 34 | 37 | 11 | 13 | -3 |
| Populus/ | 2014-03-30 | 34 | 37 | 10 | 11 | -3 |
| Opinium/Observer | 2014-03-28 | 32 | 33 | 10 | 15 | -1 |
| Populus/ | 2014-03-28 | 35 | 37 | 8 | 12 | -2 |
| YouGov/Sunday Times | 2014-03-28 | 33 | 40 | 9 | 11 | -7 |
| YouGov/Sun | 2014-03-27 | 35 | 36 | 10 | 11 | -1 |
| YouGov/Sun | 2014-03-26 | 35 | 37 | 9 | 11 | -2 |
| YouGov/Sun | 2014-03-25 | 35 | 38 | 10 | 10 | -3 |
| YouGov/Sun | 2014-03-24 | 36 | 38 | 10 | 10 | -2 |
| Populus/ | 2014-03-23 | 34 | 35 | 10 | 13 | -1 |
| ComRes/Independent on Sunday | 2014-03-23 | 31 | 36 | 9 | 11 | -5 |
| YouGov/Sunday Times | 2014-03-21 | 36 | 37 | 9 | 11 | -1 |
| Survation/Mail on Sunday | 2014-03-21 | 34 | 35 | 9 | 15 | -1 |
| Populus/ | 2014-03-20 | 34 | 38 | 9 | 12 | -4 |
| YouGov/Sun | 2014-03-20 | 34 | 39 | 10 | 10 | -5 |
| YouGov/Sun | 2014-03-19 | 33 | 38 | 11 | 11 | -5 |
| YouGov/Sun | 2014-03-18 | 34 | 38 | 11 | 11 | -4 |
| YouGov/Sun | 2014-03-17 | 32 | 40 | 9 | 11 | -8 |
| Populus/ | 2014-03-16 | 32 | 36 | 10 | 13 | -4 |
| YouGov/Sunday Times | 2014-03-14 | 33 | 40 | 8 | 12 | -7 |
| ComRes/Independent on Sunday (O) | 2014-03-13 | 32 | 35 | 9 | 16 | -3 |
| Populus/ | 2014-03-13 | 34 | 35 | 10 | 13 | -1 |
| YouGov/Sun | 2014-03-13 | 33 | 38 | 11 | 10 | -5 |
| Opinium/Observer | 2014-03-12 | 30 | 35 | 10 | 16 | -5 |
| Ipsos-MORI/Evening Standard | 2014-03-12 | 32 | 35 | 13 | 11 | -3 |
| YouGov/Sun | 2014-03-12 | 35 | 37 | 9 | 13 | -2 |
| YouGov/Sun | 2014-03-11 | 34 | 38 | 10 | 12 | -4 |
| ICM/Guardian | 2014-03-11 | 35 | 38 | 12 | 9 | -3 |
| YouGov/Sun | 2014-03-10 | 32 | 39 | 8 | 13 | -7 |
| Populus/ | 2014-03-09 | 34 | 38 | 9 | 12 | -4 |
| YouGov/Sunday Times | 2014-03-07 | 32 | 39 | 10 | 14 | -7 |
| Populus/ | 2014-03-06 | 34 | 37 | 9 | 12 | -3 |
| YouGov/Sun | 2014-03-06 | 31 | 40 | 9 | 13 | -9 |
| YouGov/Sun | 2014-03-05 | 34 | 37 | 10 | 11 | -3 |
| YouGov/Sun | 2014-03-04 | 34 | 38 | 9 | 13 | -4 |
| YouGov/Sun | 2014-03-03 | 32 | 41 | 8 | 12 | -9 |
| Populus/ | 2014-03-02 | 34 | 37 | 10 | 12 | -3 |
| ComRes/Independent | 2014-03-02 | 30 | 38 | 10 | 11 | -8 |
| YouGov/Sunday Times | 2014-02-28 | 34 | 38 | 9 | 12 | -4 |
| Opinium/Observer | 2014-02-28 | 29 | 34 | 10 | 19 | -5 |
| Populus/ | 2014-02-27 | 33 | 38 | 9 | 13 | -5 |
| YouGov/Sun | 2014-02-27 | 34 | 39 | 8 | 12 | -5 |
| YouGov/Sun | 2014-02-26 | 34 | 40 | 10 | 11 | -6 |
| YouGov/Sun | 2014-02-25 | 33 | 39 | 10 | 11 | -6 |
| YouGov/Sun | 2014-02-24 | 33 | 38 | 10 | 13 | -5 |
| Populus/ | 2014-02-23 | 32 | 37 | 10 | 15 | -5 |
| YouGov/Sunday Times | 2014-02-21 | 32 | 39 | 8 | 12 | -7 |
| Populus/ | 2014-02-20 | 32 | 38 | 9 | 13 | -6 |
| YouGov/Sun | 2014-02-20 | 34 | 39 | 9 | 12 | -5 |
| YouGov/Sun | 2014-02-19 | 33 | 37 | 10 | 12 | -4 |
| YouGov/Sun | 2014-02-18 | 33 | 40 | 8 | 12 | -7 |
| YouGov/Sun | 2014-02-17 | 33 | 40 | 9 | 11 | -7 |
| Populus/ | 2014-02-16 | 33 | 38 | 10 | 13 | -5 |
| ComRes/Independent on Sunday (O) | 2014-02-16 | 32 | 37 | 9 | 15 | -5 |
| Opinium/Observer | 2014-02-14 | 28 | 37 | 8 | 17 | -9 |
| YouGov/Sunday Times | 2014-02-14 | 32 | 39 | 9 | 12 | -7 |
| Populus/ | 2014-02-13 | 32 | 38 | 9 | 14 | -5 |
| YouGov/Sun | 2014-02-13 | 33 | 39 | 9 | 12 | -6 |
| YouGov/Sun | 2014-02-12 | 32 | 39 | 8 | 13 | -7 |
| YouGov/Sun | 2014-02-11 | 34 | 39 | 10 | 11 | -5 |
| YouGov/Sun | 2014-02-10 | 33 | 39 | 10 | 12 | -6 |
| Populus/ | 2014-02-09 | 34 | 36 | 11 | 12 | -2 |
| ICM/Guardian | 2014-02-09 | 34 | 38 | 10 | 11 | -4 |
| YouGov/Sunday Times | 2014-02-07 | 35 | 39 | 10 | 10 | -4 |
| Populus/ | 2014-02-06 | 33 | 36 | 9 | 15 | -3 |
| YouGov/Sun | 2014-02-06 | 32 | 38 | 10 | 14 | -6 |
| YouGov/Sun | 2014-02-05 | 35 | 39 | 9 | 10 | -4 |
| YouGov/Sun | 2014-02-04 | 33 | 39 | 8 | 13 | -6 |
| Ipsos-MORI/Evening Standard | 2014-02-03 | 31 | 38 | 12 | 10 | -7 |
| YouGov/Sun | 2014-02-03 | 33 | 38 | 11 | 11 | -5 |
| Populus/ | 2014-02-02 | 32 | 41 | 11 | 9 | -9 |
| Opinium/Observer | 2014-01-31 | 29 | 36 | 8 | 17 | -7 |
| YouGov/Sunday Times | 2014-01-31 | 34 | 39 | 8 | 11 | -5 |
| Populus/ | 2014-01-30 | 32 | 39 | 11 | 10 | -7 |
| YouGov/Sun | 2014-01-30 | 32 | 42 | 8 | 12 | -10 |
| YouGov/Sun | 2014-01-29 | 35 | 38 | 10 | 11 | -3 |
| YouGov/Sun | 2014-01-28 | 34 | 37 | 9 | 12 | -3 |
| YouGov/Sun | 2014-01-27 | 35 | 37 | 9 | 13 | -2 |
| ComRes/Independent | 2014-01-26 | 32 | 33 | 9 | 14 | -1 |
| Populus/ | 2014-01-26 | 33 | 40 | 11 | 8 | -7 |
| YouGov/Sunday Times | 2014-01-24 | 32 | 39 | 9 | 13 | -7 |
| Populus/ | 2014-01-23 | 32 | 40 | 11 | 9 | -8 |
| YouGov/Sun | 2014-01-23 | 35 | 38 | 8 | 12 | -3 |
| YouGov/Sun | 2014-01-22 | 32 | 40 | 8 | 12 | -8 |
| YouGov/Sun | 2014-01-21 | 34 | 38 | 9 | 13 | -4 |
| YouGov/Sun | 2014-01-20 | 32 | 40 | 11 | 12 | -8 |
| Populus/ | 2014-01-19 | 32 | 39 | 12 | 9 | -7 |
| YouGov/Sunday Times | 2014-01-17 | 33 | 39 | 8 | 13 | -6 |
| Opinium/Observer | 2014-01-16 | 30 | 36 | 8 | 17 | -6 |
| ComRes/Independent on Sunday (O) | 2014-01-16 | 30 | 35 | 8 | 19 | -5 |
| YouGov/Sun | 2014-01-16 | 32 | 39 | 10 | 12 | -7 |
| Populus/ | 2014-01-16 | 33 | 40 | 13 | 9 | -7 |
| Survation/Sky News | 2014-01-15 | 30 | 34 | 12 | 18 | -4 |
| YouGov/Sun | 2014-01-15 | 33 | 39 | 10 | 12 | -6 |
| Ipsos-MORI/Evening Standard | 2014-01-14 | 30 | 39 | 13 | 11 | -9 |
| YouGov/Sun | 2014-01-14 | 34 | 37 | 9 | 13 | -3 |
| YouGov/Sun | 2014-01-13 | 33 | 38 | 11 | 12 | -5 |
| ICM/Guardian | 2014-01-12 | 32 | 35 | 14 | 10 | -3 |
| Populus/ | 2014-01-11 | 33 | 38 | 12 | 9 | -5 |
| YouGov/Sunday Times | 2014-01-10 | 31 | 40 | 9 | 14 | -9 |
| Populus/ | 2014-01-09 | 33 | 40 | 11 | 8 | -7 |
| YouGov/Sun | 2014-01-09 | 32 | 38 | 9 | 13 | -6 |
| YouGov/Sun | 2014-01-08 | 32 | 38 | 9 | 13 | -6 |
| YouGov/Sun | 2014-01-07 | 32 | 37 | 10 | 14 | -5 |
| YouGov/Sun | 2014-01-06 | 32 | 40 | 9 | 12 | -8 |
| Survation/Mail on Sunday | 2014-01-03 | 31 | 35 | 11 | 16 | -4 |
| Opinium/Observer | 2014-01-02 | 30 | 37 | 8 | 17 | -7 |
| Populus/ | 2013-12-22 | 35 | 37 | 12 | 9 | -2 |
| YouGov/Sunday Times | 2013-12-20 | 34 | 40 | 9 | 11 | -6 |
| Populus/ | 2013-12-19 | 32 | 40 | 12 | 8 | -8 |
| YouGov/Sun | 2013-12-19 | 34 | 39 | 11 | 12 | -5 |
| YouGov/Sun | 2013-12-18 | 34 | 38 | 10 | 11 | -4 |
| YouGov/Sun | 2013-12-17 | 33 | 41 | 8 | 13 | -8 |
| YouGov/Sun | 2013-12-16 | 36 | 38 | 8 | 11 | -2 |
| ComRes/Independent | 2013-12-15 | 32 | 37 | 9 | 10 | -5 |
| Populus/ | 2013-12-15 | 33 | 40 | 13 | 8 | -7 |
| ComRes/Independent on Sunday (O) | 2013-12-13 | 29 | 36 | 8 | 18 | -7 |
| YouGov/Sunday Times | 2013-12-13 | 32 | 38 | 9 | 13 | -6 |
| Opinium/Observer | 2013-12-13 | 30 | 37 | 8 | 16 | -7 |
| Populus/ | 2013-12-12 | 33 | 38 | 13 | 9 | -5 |
| YouGov/Sun | 2013-12-12 | 35 | 39 | 9 | 11 | -4 |
| YouGov/Sun | 2013-12-11 | 33 | 39 | 9 | 13 | -6 |
| YouGov/Sun | 2013-12-10 | 34 | 39 | 9 | 12 | -5 |
| Ipsos-MORI/Evening Standard | 2013-12-09 | 33 | 37 | 9 | 10 | -4 |
| YouGov/Sun | 2013-12-09 | 33 | 38 | 10 | 13 | -5 |
| Populus/ | 2013-12-08 | 33 | 41 | 11 | 7 | -8 |
| ICM/Guardian | 2013-12-08 | 32 | 37 | 12 | 9 | -5 |
| YouGov/Sunday Times | 2013-12-06 | 34 | 39 | 10 | 11 | -5 |
| Populus/ | 2013-12-05 | 34 | 38 | 13 | 7 | -4 |
| YouGov/Sun | 2013-12-05 | 29 | 41 | 9 | 14 | -12 |
| YouGov/Sun | 2013-12-04 | 34 | 40 | 10 | 10 | -6 |
| YouGov/Sun | 2013-12-03 | 32 | 40 | 9 | 12 | -8 |
| YouGov/Sun | 2013-12-02 | 32 | 38 | 10 | 12 | -6 |
| Populus/ | 2013-12-01 | 33 | 40 | 10 | 9 | -7 |
| Opinium/Observer | 2013-11-29 | 28 | 35 | 8 | 19 | -7 |
| YouGov/Sunday Times | 2013-11-29 | 30 | 38 | 10 | 15 | -8 |
| Populus/ | 2013-11-28 | 35 | 38 | 12 | 7 | -3 |
| YouGov/Sun | 2013-11-28 | 33 | 39 | 8 | 14 | -6 |
| YouGov/Sun | 2013-11-27 | 32 | 39 | 10 | 13 | -7 |
| YouGov/Sun | 2013-11-26 | 32 | 39 | 10 | 12 | -7 |
| YouGov/Sun | 2013-11-25 | 32 | 40 | 10 | 12 | -8 |
| Populus/ | 2013-11-24 | 34 | 39 | 12 | 7 | -5 |
| ComRes/Independent | 2013-11-24 | 32 | 37 | 9 | 11 | -5 |
| Survation/Daily Star | 2013-11-22 | 29 | 36 | 10 | 18 | -7 |
| YouGov/Sunday Times | 2013-11-22 | 33 | 40 | 9 | 11 | -7 |
| Populus/ | 2013-11-21 | 33 | 38 | 11 | 11 | -5 |
| YouGov/Sun | 2013-11-21 | 32 | 39 | 10 | 12 | -7 |
| YouGov/Sun | 2013-11-20 | 32 | 40 | 9 | 12 | -8 |
| YouGov/Sun | 2013-11-19 | 34 | 38 | 10 | 11 | -4 |
| YouGov/Sun | 2013-11-18 | 32 | 39 | 11 | 12 | -7 |
| Populus/ | 2013-11-17 | 32 | 41 | 10 | 9 | -9 |
| ComRes/Independent on Sunday (O) | 2013-11-15 | 29 | 35 | 10 | 17 | -6 |
| YouGov/Sunday Times | 2013-11-15 | 33 | 39 | 10 | 12 | -6 |
| Opinium/Observer | 2013-11-14 | 28 | 37 | 9 | 16 | -9 |
| Populus/ | 2013-11-14 | 31 | 40 | 11 | 10 | -9 |
| YouGov/Sun | 2013-11-14 | 32 | 40 | 10 | 13 | -8 |
| YouGov/Sun | 2013-11-13 | 31 | 39 | 9 | 13 | -8 |
| YouGov/Sun | 2013-11-12 | 32 | 42 | 8 | 10 | -10 |
| YouGov/Sun | 2013-11-11 | 33 | 40 | 9 | 11 | -7 |
| Ipsos-MORI/Evening Standard | 2013-11-11 | 32 | 38 | 8 | 8 | -6 |
| TNS BMRB/ | 2013-11-11 | 30 | 38 | 8 | 12 | -8 |
| Populus/ | 2013-11-10 | 31 | 39 | 11 | 10 | -8 |
| ICM/Guardian | 2013-11-10 | 30 | 38 | 13 | 11 | -8 |
| YouGov/Sunday Times | 2013-11-08 | 34 | 39 | 10 | 11 | -5 |
| Populus/ | 2013-11-07 | 32 | 39 | 12 | 9 | -7 |
| YouGov/Sun | 2013-11-07 | 33 | 39 | 10 | 11 | -6 |
| YouGov/Sun | 2013-11-06 | 33 | 40 | 9 | 12 | -7 |
| YouGov/Sun | 2013-11-05 | 34 | 40 | 8 | 11 | -6 |
| YouGov/Sun | 2013-11-04 | 33 | 40 | 9 | 12 | -7 |
| Populus/ | 2013-11-03 | 34 | 39 | 10 | 10 | -5 |
| Opinium/Observer | 2013-11-01 | 31 | 37 | 7 | 16 | -6 |
| YouGov/Sunday Times | 2013-11-01 | 32 | 41 | 8 | 12 | -9 |
| Populus/ | 2013-10-31 | 33 | 40 | 11 | 9 | -7 |
| YouGov/Sun | 2013-10-31 | 35 | 39 | 9 | 10 | -4 |
| YouGov/Sun | 2013-10-30 | 33 | 40 | 8 | 11 | -7 |
| YouGov/Sun | 2013-10-29 | 33 | 39 | 10 | 11 | -6 |
| YouGov/Sun | 2013-10-28 | 31 | 40 | 9 | 12 | -9 |
| Populus/ | 2013-10-27 | 33 | 38 | 12 | 9 | -5 |
| ComRes/Independent | 2013-10-27 | 28 | 36 | 11 | 12 | -8 |
| Survation/Mail on Sunday | 2013-10-25 | 29 | 35 | 12 | 17 | -6 |
| YouGov/Sunday Times | 2013-10-25 | 33 | 39 | 9 | 12 | -6 |
| Populus/ | 2013-10-24 | 34 | 39 | 11 | 10 | -5 |
| YouGov/Sun | 2013-10-24 | 32 | 38 | 10 | 13 | -6 |
| YouGov/Sun | 2013-10-23 | 32 | 39 | 9 | 11 | -7 |
| YouGov/Sun | 2013-10-22 | 32 | 40 | 10 | 13 | -8 |
| YouGov/Sun | 2013-10-21 | 33 | 38 | 9 | 13 | -5 |
| Survation/Free Speech Network | 2013-10-21 | 29 | 37 | 10 | 16 | -8 |
| Populus/ | 2013-10-19 | 34 | 37 | 14 | 8 | -3 |
| Opinium/Observer | 2013-10-18 | 27 | 38 | 9 | 17 | -11 |
| ComRes/Independent on Sunday (O) | 2013-10-18 | 32 | 35 | 9 | 16 | -3 |
| YouGov/Sunday Times | 2013-10-18 | 33 | 39 | 10 | 11 | -6 |
| Populus/ | 2013-10-17 | 33 | 39 | 12 | 9 | -6 |
| YouGov/Sun | 2013-10-17 | 34 | 40 | 9 | 11 | -6 |
| YouGov/Sun | 2013-10-16 | 35 | 39 | 8 | 12 | -4 |
| Ipsos-MORI/Evening Standard | 2013-10-15 | 35 | 35 | 9 | 10 | 0 |
| YouGov/Sun | 2013-10-15 | 34 | 39 | 9 | 11 | -5 |
| YouGov/Sun | 2013-10-14 | 37 | 38 | 10 | 10 | -1 |
| TNS BMRB/ | 2013-10-14 | 34 | 36 | 9 | 13 | -2 |
| Populus/ | 2013-10-13 | 34 | 39 | 12 | 8 | -5 |
| ICM/Guardian | 2013-10-13 | 34 | 38 | 12 | 8 | -4 |
| Survation/Mail on Sunday | 2013-10-11 | 27 | 37 | 11 | 18 | -10 |
| YouGov/Sunday Times | 2013-10-11 | 34 | 39 | 9 | 11 | -5 |
| Populus/ | 2013-10-10 | 34 | 39 | 12 | 8 | -5 |
| YouGov/Sun | 2013-10-10 | 33 | 40 | 10 | 11 | -7 |
| YouGov/Sun | 2013-10-09 | 32 | 38 | 11 | 13 | -6 |
| YouGov/Sun | 2013-10-08 | 33 | 39 | 10 | 10 | -6 |
| YouGov/Sun | 2013-10-07 | 35 | 39 | 9 | 10 | -4 |
| Populus/ | 2013-10-06 | 33 | 40 | 10 | 10 | -7 |
| Opinium/Observer | 2013-10-04 | 31 | 36 | 7 | 15 | -5 |
| YouGov/Sunday Times | 2013-10-04 | 33 | 38 | 11 | 13 | -5 |
| Populus/ | 2013-10-03 | 33 | 38 | 11 | 10 | -5 |
| YouGov/Sun | 2013-10-03 | 35 | 38 | 9 | 10 | -3 |
| YouGov/Sun | 2013-10-02 | 34 | 40 | 9 | 10 | -6 |
| YouGov/Sun | 2013-10-01 | 31 | 41 | 8 | 12 | -10 |
| YouGov/Sun | 2013-09-30 | 33 | 39 | 11 | 13 | -6 |
| Populus/ | 2013-09-29 | 36 | 39 | 11 | 7 | -3 |
| ComRes/Independent | 2013-09-29 | 33 | 37 | 11 | 11 | -4 |
| YouGov/Sunday Times | 2013-09-27 | 31 | 42 | 9 | 13 | -11 |
| Populus/ | 2013-09-26 | 34 | 37 | 12 | 9 | -3 |
| YouGov/Sun | 2013-09-26 | 33 | 40 | 9 | 11 | -7 |
| YouGov/Sun | 2013-09-25 | 32 | 41 | 8 | 11 | -9 |
| YouGov/Sun | 2013-09-24 | 34 | 39 | 10 | 10 | -5 |
| YouGov/Sun | 2013-09-23 | 32 | 40 | 10 | 12 | -8 |
| Populus/ | 2013-09-22 | 33 | 39 | 14 | 9 | -6 |
| YouGov/Sunday Times | 2013-09-20 | 33 | 37 | 11 | 11 | -4 |
| Opinium/Observer | 2013-09-19 | 29 | 36 | 7 | 17 | -7 |
| ComRes/Independent on Sunday (O) | 2013-09-19 | 28 | 36 | 10 | 17 | -8 |
| Populus/ | 2013-09-19 | 33 | 39 | 11 | 9 | -6 |
| YouGov/Sun | 2013-09-19 | 34 | 35 | 11 | 11 | -1 |
| YouGov/Sun | 2013-09-18 | 36 | 36 | 10 | 12 | 0 |
| YouGov/Sun | 2013-09-17 | 33 | 37 | 9 | 13 | -4 |
| YouGov/Sun | 2013-09-16 | 34 | 37 | 10 | 12 | -3 |
| TNS BMRB/ | 2013-09-16 | 29 | 39 | 9 | 14 | -10 |
| Populus/ | 2013-09-15 | 33 | 40 | 11 | 9 | -7 |
| ICM/Guardian | 2013-09-15 | 32 | 36 | 14 | 9 | -4 |
| YouGov/Sunday Times | 2013-09-13 | 33 | 38 | 9 | 12 | -5 |
| YouGov/Sun | 2013-09-12 | 34 | 38 | 8 | 13 | -4 |
| Populus/ | 2013-09-12 | 34 | 41 | 10 | 7 | -7 |
| YouGov/Sun | 2013-09-11 | 32 | 39 | 10 | 12 | -7 |
| YouGov/Sun | 2013-09-10 | 33 | 39 | 9 | 11 | -6 |
| YouGov/Sun | 2013-09-09 | 33 | 38 | 8 | 14 | -5 |
| Ipsos-MORI/Evening Standard | 2013-09-09 | 34 | 37 | 10 | 11 | -3 |
| Populus/ | 2013-09-08 | 34 | 37 | 13 | 9 | -3 |
| Opinium/Observer | 2013-09-06 | 30 | 35 | 7 | 17 | -5 |
| YouGov/Sunday Times | 2013-09-06 | 34 | 38 | 9 | 12 | -4 |
| Populus/ | 2013-09-05 | 33 | 37 | 14 | 8 | -4 |
| YouGov/Sun | 2013-09-05 | 31 | 38 | 10 | 13 | -7 |
| YouGov/Sun | 2013-09-04 | 33 | 39 | 10 | 12 | -6 |
| YouGov/Sun | 2013-09-03 | 33 | 37 | 9 | 13 | -4 |
| YouGov/Sun | 2013-09-02 | 33 | 40 | 9 | 12 | -7 |
| ComRes/Independent | 2013-09-01 | 31 | 37 | 12 | 10 | -6 |
| Populus/ | 2013-09-01 | 34 | 38 | 12 | 8 | -4 |
| YouGov/Sunday Times | 2013-08-31 | 31 | 41 | 9 | 13 | -10 |
| Survation/Mail on Sunday | 2013-08-30 | 29 | 37 | 11 | 17 | -8 |
| Populus/ | 2013-08-29 | 33 | 39 | 12 | 9 | -6 |
| YouGov/Sun | 2013-08-29 | 33 | 37 | 10 | 12 | -4 |
| YouGov/Sun | 2013-08-28 | 34 | 37 | 11 | 12 | -3 |
| YouGov/Sun | 2013-08-27 | 34 | 39 | 8 | 12 | -5 |
| Populus/ | 2013-08-26 | 33 | 37 | 13 | 10 | -4 |
| Opinium/Observer | 2013-08-23 | 29 | 36 | 8 | 18 | -7 |
| YouGov/Sunday Times | 2013-08-23 | 32 | 38 | 10 | 13 | -6 |
| Populus/ | 2013-08-22 | 30 | 38 | 12 | 12 | -8 |
| YouGov/Sun | 2013-08-22 | 32 | 39 | 11 | 10 | -7 |
| YouGov/Sun | 2013-08-21 | 34 | 37 | 9 | 13 | -3 |
| YouGov/Sun | 2013-08-20 | 32 | 39 | 10 | 12 | -7 |
| YouGov/Sun | 2013-08-19 | 31 | 38 | 10 | 14 | -7 |
| Populus/ | 2013-08-18 | 32 | 38 | 12 | 11 | -6 |
| YouGov/Sunday Times | 2013-08-16 | 32 | 38 | 10 | 13 | -6 |
| ComRes/Independent (O) | 2013-08-15 | 28 | 37 | 8 | 19 | -9 |
| Populus/ | 2013-08-15 | 36 | 39 | 10 | 8 | -3 |
| YouGov/Sun | 2013-08-15 | 34 | 39 | 9 | 11 | -5 |
| YouGov/Sun | 2013-08-14 | 32 | 38 | 11 | 13 | -6 |
| YouGov/Sun | 2013-08-13 | 35 | 38 | 10 | 11 | -3 |
| Ipsos-MORI/Evening Standard | 2013-08-12 | 30 | 40 | 10 | 11 | -10 |
| YouGov/Sun | 2013-08-12 | 33 | 40 | 8 | 13 | -7 |
| Populus/ | 2013-08-11 | 33 | 39 | 12 | 10 | -6 |
| ICM/Guardian | 2013-08-11 | 32 | 35 | 14 | 10 | -3 |
| YouGov/Sunday Times | 2013-08-09 | 33 | 41 | 9 | 10 | -8 |
| Opinium/Observer | 2013-08-08 | 29 | 36 | 9 | 17 | -7 |
| Populus/ | 2013-08-08 | 32 | 38 | 12 | 9 | -6 |
| YouGov/Sun | 2013-08-08 | 34 | 38 | 9 | 12 | -4 |
| YouGov/Sun | 2013-08-07 | 31 | 39 | 11 | 11 | -8 |
| YouGov/Sun | 2013-08-06 | 32 | 39 | 10 | 11 | -7 |
| YouGov/Sun | 2013-08-05 | 34 | 38 | 11 | 12 | -4 |
| Populus/ | 2013-08-04 | 33 | 38 | 12 | 9 | -5 |
| Survation/Mail on Sunday | 2013-08-02 | 28 | 36 | 11 | 18 | -8 |
| YouGov/Sunday Times | 2013-08-02 | 32 | 38 | 10 | 13 | -6 |
| Populus/ | 2013-08-01 | 29 | 40 | 11 | 12 | -11 |
| YouGov/Sun | 2013-08-01 | 34 | 40 | 10 | 11 | -6 |
| YouGov/Sun | 2013-07-31 | 33 | 38 | 10 | 14 | -4 |
| YouGov/Sun | 2013-07-30 | 34 | 40 | 11 | 10 | -6 |
| YouGov/Sun | 2013-07-29 | 33 | 40 | 10 | 12 | -7 |
| Populus/ | 2013-07-28 | 34 | 39 | 11 | 8 | -5 |
| ComRes/Independent | 2013-07-27 | 34 | 37 | 10 | 12 | -3 |
| Opinium/Observer | 2013-07-26 | 28 | 39 | 8 | 16 | -11 |
| YouGov/Sunday Times | 2013-07-26 | 33 | 39 | 10 | 11 | -6 |
| Populus/ | 2013-07-25 | 32 | 39 | 11 | 10 | -7 |
| YouGov/Sun | 2013-07-25 | 32 | 38 | 11 | 11 | -6 |
| YouGov/Sun | 2013-07-24 | 35 | 39 | 8 | 11 | -4 |
| YouGov/Sun | 2013-07-23 | 32 | 39 | 11 | 12 | -7 |
| YouGov/Sun | 2013-07-22 | 35 | 38 | 11 | 10 | -3 |
| TNS BMRB/ | 2013-07-22 | 28 | 38 | 9 | 16 | -10 |
| Populus/ | 2013-07-21 | 32 | 39 | 12 | 9 | -7 |
| YouGov/Sunday Times | 2013-07-19 | 32 | 39 | 10 | 11 | -7 |
| Populus/ | 2013-07-18 | 31 | 39 | 12 | 10 | -8 |
| YouGov/Sun | 2013-07-18 | 33 | 38 | 11 | 11 | -5 |
| YouGov/Sun | 2013-07-17 | 31 | 37 | 12 | 13 | -6 |
| YouGov/Sun | 2013-07-16 | 32 | 38 | 10 | 12 | -6 |
| Ipsos-MORI/Evening Standard | 2013-07-15 | 29 | 40 | 10 | 12 | -11 |
| YouGov/Sun | 2013-07-15 | 31 | 40 | 11 | 11 | -9 |
| ICM/Guardian | 2013-07-14 | 36 | 36 | 13 | 7 | 0 |
| Populus/ | 2013-07-14 | 31 | 38 | 13 | 10 | -7 |
| Survation/Mail on Sunday | 2013-07-12 | 28 | 36 | 9 | 20 | -8 |
| Opinium/Observer | 2013-07-12 | 27 | 38 | 6 | 19 | -11 |
| YouGov/Sunday Times | 2013-07-12 | 30 | 41 | 10 | 13 | -11 |
| ComRes/Independent on Sunday (O) | 2013-07-11 | 28 | 36 | 8 | 18 | -8 |
| YouGov/Sun | 2013-07-11 | 32 | 40 | 10 | 13 | -8 |
| YouGov/Sun | 2013-07-10 | 32 | 37 | 11 | 12 | -5 |
| YouGov/Sun | 2013-07-09 | 31 | 39 | 10 | 13 | -8 |
| YouGov/Sun | 2013-07-08 | 34 | 40 | 10 | 10 | -6 |
| YouGov/Sunday Times | 2013-07-05 | 33 | 39 | 11 | 12 | -6 |
| YouGov/Sun | 2013-07-04 | 31 | 39 | 11 | 12 | -8 |
| YouGov/Sun | 2013-07-03 | 32 | 40 | 9 | 13 | -8 |
| Survation/Daily Mirror | 2013-07-03 | 23 | 36 | 10 | 22 | -13 |
| YouGov/Sun | 2013-07-02 | 32 | 40 | 9 | 12 | -8 |
| YouGov/Sun | 2013-07-01 | 33 | 38 | 8 | 12 | -5 |
| Opinium/Observer | 2013-06-28 | 27 | 37 | 7 | 19 | -10 |
| YouGov/Sunday Times | 2013-06-28 | 33 | 38 | 11 | 11 | -5 |
| YouGov/Sun | 2013-06-27 | 33 | 39 | 10 | 13 | -6 |
| YouGov/Sun | 2013-06-26 | 31 | 42 | 11 | 10 | -11 |
| YouGov/Sun | 2013-06-25 | 32 | 40 | 11 | 11 | -8 |
| YouGov/Sun | 2013-06-24 | 32 | 39 | 9 | 12 | -7 |
| ComRes/Independent | 2013-06-23 | 30 | 36 | 10 | 14 | -6 |
| YouGov/Sunday Times | 2013-06-21 | 31 | 39 | 10 | 13 | -8 |
| YouGov/Sun | 2013-06-20 | 31 | 39 | 11 | 14 | -8 |
| YouGov/Sun | 2013-06-19 | 32 | 38 | 10 | 13 | -6 |
| YouGov/Sun | 2013-06-18 | 31 | 38 | 10 | 12 | -7 |
| YouGov/Sun | 2013-06-17 | 31 | 40 | 10 | 13 | -9 |
| Opinium/Observer | 2013-06-14 | 27 | 36 | 7 | 20 | -9 |
| YouGov/Sunday Times | 2013-06-14 | 30 | 39 | 10 | 14 | -9 |
| ComRes/Independent on Sunday (O) | 2013-06-13 | 26 | 35 | 10 | 19 | -9 |
| YouGov/Sun | 2013-06-13 | 32 | 39 | 10 | 12 | -7 |
| YouGov/Sun | 2013-06-12 | 30 | 38 | 11 | 12 | -8 |
| YouGov/Sun | 2013-06-11 | 30 | 38 | 9 | 16 | -8 |
| YouGov/Sun | 2013-06-10 | 28 | 39 | 11 | 15 | -11 |
| TNS BMRB/ | 2013-06-10 | 27 | 36 | 8 | 19 | -9 |
| Ipsos-MORI/Evening Standard | 2013-06-10 | 31 | 35 | 10 | 12 | -4 |
| ICM/Guardian | 2013-06-09 | 29 | 36 | 12 | 12 | -7 |
| YouGov/Sunday Times | 2013-06-07 | 30 | 40 | 9 | 14 | -10 |
| YouGov/Sun | 2013-06-06 | 32 | 39 | 10 | 13 | -7 |
| YouGov/Sun | 2013-06-05 | 30 | 39 | 10 | 14 | -9 |
| YouGov/Sun | 2013-06-04 | 30 | 40 | 10 | 14 | -10 |
| YouGov/Sun | 2013-06-03 | 31 | 38 | 10 | 16 | -7 |
| TNS BMRB/ | 2013-06-03 | 24 | 37 | 10 | 19 | -13 |
| Opinium/Observer | 2013-05-31 | 26 | 37 | 6 | 21 | -11 |
| YouGov/Sunday Times | 2013-05-31 | 30 | 39 | 10 | 15 | -9 |
| Survation/Sun on Sunday | 2013-05-30 | 25 | 36 | 10 | 20 | -11 |
| YouGov/Sun | 2013-05-30 | 30 | 38 | 11 | 14 | -8 |
| YouGov/Sun | 2013-05-29 | 30 | 37 | 11 | 14 | -7 |
| YouGov/Sun | 2013-05-28 | 29 | 39 | 10 | 15 | -10 |
| ComRes/Independent | 2013-05-26 | 30 | 34 | 10 | 17 | -4 |
| Survation/Mail on Sunday | 2013-05-24 | 24 | 35 | 10 | 22 | -11 |
| YouGov/Sunday Times | 2013-05-24 | 30 | 40 | 10 | 14 | -10 |
| YouGov/Sun | 2013-05-23 | 29 | 42 | 11 | 13 | -13 |
| YouGov/Sun | 2013-05-22 | 27 | 38 | 10 | 16 | -11 |
| YouGov/Sun | 2013-05-21 | 27 | 38 | 10 | 16 | -11 |
| YouGov/Sun | 2013-05-20 | 31 | 39 | 10 | 14 | -8 |
| Survation/ | 2013-05-18 | 24 | 35 | 11 | 22 | -11 |
| YouGov/Sunday Times | 2013-05-17 | 29 | 40 | 9 | 14 | -11 |
| ComRes/Independent on Sunday (O) | 2013-05-16 | 29 | 35 | 8 | 19 | -6 |
| TNS BMRB/ | 2013-05-16 | 28 | 37 | 7 | 18 | -9 |
| Opinium/Observer | 2013-05-16 | 27 | 37 | 7 | 20 | -10 |
| YouGov/Sun | 2013-05-16 | 31 | 39 | 9 | 15 | -8 |
| YouGov/Sun | 2013-05-15 | 30 | 40 | 10 | 14 | -10 |
| YouGov/Sun | 2013-05-14 | 30 | 40 | 10 | 15 | -10 |
| YouGov/Sun | 2013-05-13 | 31 | 38 | 10 | 14 | -7 |
| Ipsos-MORI/Evening Standard | 2013-05-13 | 31 | 34 | 10 | 13 | -3 |
| ICM/Guardian | 2013-05-12 | 28 | 34 | 11 | 18 | -6 |
| YouGov/Sunday Times | 2013-05-10 | 30 | 39 | 9 | 16 | -9 |
| YouGov/Sun | 2013-05-09 | 30 | 39 | 10 | 14 | -9 |
| YouGov/Sun | 2013-05-08 | 27 | 38 | 11 | 17 | -11 |
| YouGov/Sun | 2013-05-07 | 29 | 39 | 9 | 16 | -10 |
| YouGov/Sunday Times | 2013-05-03 | 30 | 40 | 11 | 12 | -10 |
| YouGov/Sun | 2013-05-02 | 32 | 43 | 9 | 10 | -11 |
| Opinium/Observer | 2013-05-02 | 28 | 35 | 9 | 17 | -7 |
| YouGov/Sun | 2013-05-01 | 33 | 39 | 10 | 13 | -6 |
| YouGov/Sun | 2013-04-30 | 30 | 39 | 11 | 14 | -9 |
| YouGov/Sun | 2013-04-29 | 30 | 39 | 11 | 14 | -9 |
| ComRes/Independent | 2013-04-28 | 32 | 38 | 9 | 13 | -6 |
| Survation/Free Speech Network | 2013-04-28 | 29 | 36 | 12 | 16 | -7 |
| YouGov/Sunday Times | 2013-04-26 | 31 | 40 | 11 | 11 | -9 |
| YouGov/Sun | 2013-04-25 | 32 | 40 | 11 | 12 | -8 |
| YouGov/Sun | 2013-04-24 | 31 | 39 | 10 | 11 | -8 |
| YouGov/Sun | 2013-04-23 | 33 | 40 | 10 | 12 | -7 |
| YouGov/Sun | 2013-04-22 | 32 | 39 | 11 | 13 | -7 |
| YouGov/Sunday Times | 2013-04-19 | 32 | 40 | 11 | 10 | -8 |
| Opinium/Observer | 2013-04-18 | 29 | 35 | 8 | 17 | -6 |
| YouGov/Sun | 2013-04-18 | 33 | 40 | 10 | 11 | -7 |
| YouGov/Sun | 2013-04-17 | 30 | 41 | 10 | 12 | -11 |
| YouGov/Sun | 2013-04-16 | 33 | 40 | 10 | 11 | -7 |
| YouGov/Sun | 2013-04-15 | 31 | 39 | 12 | 12 | -8 |
| Ipsos-MORI/Evening Standard | 2013-04-15 | 29 | 38 | 10 | 15 | -9 |
| ICM/Guardian | 2013-04-14 | 32 | 38 | 15 | 9 | -6 |
| Angus Reid/ | 2013-04-13 | 27 | 39 | 8 | 16 | -12 |
| YouGov/Sunday Times | 2013-04-12 | 31 | 42 | 12 | 11 | -11 |
| ComRes/Independent on Sunday (O) | 2013-04-11 | 30 | 38 | 8 | 15 | -8 |
| YouGov/Sun | 2013-04-11 | 32 | 42 | 9 | 11 | -10 |
| YouGov/Sun | 2013-04-10 | 28 | 42 | 12 | 11 | -14 |
| YouGov/Sun | 2013-04-09 | 33 | 41 | 10 | 10 | -8 |
| YouGov/Sun | 2013-04-08 | 30 | 40 | 12 | 12 | -10 |
| TNS BMRB/ | 2013-04-08 | 25 | 40 | 10 | 14 | -15 |
| YouGov/Sunday Times | 2013-04-05 | 30 | 40 | 11 | 13 | -10 |
| Opinium/Observer | 2013-04-04 | 28 | 38 | 8 | 17 | -10 |
| YouGov/Sun | 2013-04-04 | 30 | 42 | 11 | 12 | -12 |
| YouGov/Sun | 2013-04-03 | 33 | 41 | 9 | 11 | -8 |
| YouGov/Sun | 2013-04-02 | 30 | 43 | 11 | 10 | -13 |
| YouGov/Sun | 2013-03-28 | 29 | 42 | 11 | 13 | -13 |
| YouGov/Sun | 2013-03-27 | 30 | 40 | 12 | 13 | -10 |
| YouGov/Sun | 2013-03-26 | 30 | 39 | 13 | 12 | -9 |
| YouGov/Sun | 2013-03-25 | 30 | 41 | 13 | 11 | -11 |
| TNS BMRB/ | 2013-03-25 | 27 | 37 | 10 | 17 | -10 |
| ComRes/Independent | 2013-03-24 | 28 | 38 | 12 | 14 | -10 |
| YouGov/Sunday Times | 2013-03-22 | 30 | 41 | 12 | 12 | -11 |
| Opinium/Observer | 2013-03-21 | 28 | 38 | 9 | 16 | -10 |
| YouGov/Sun | 2013-03-21 | 32 | 41 | 11 | 10 | -9 |
| YouGov/Sun | 2013-03-20 | 30 | 41 | 11 | 12 | -11 |
| YouGov/Sun | 2013-03-19 | 31 | 41 | 11 | 11 | -10 |
| YouGov/Sun | 2013-03-18 | 32 | 40 | 11 | 10 | -8 |
| TNS BMRB/ | 2013-03-18 | 26 | 39 | 13 | 13 | -13 |
| YouGov/Sunday Times | 2013-03-15 | 29 | 41 | 12 | 12 | -12 |
| ComRes/Independent on Sunday (O) | 2013-03-14 | 28 | 37 | 9 | 17 | -9 |
| YouGov/Sun | 2013-03-14 | 30 | 42 | 11 | 11 | -12 |
| YouGov/Sun | 2013-03-13 | 31 | 40 | 11 | 12 | -9 |
| YouGov/Sun | 2013-03-12 | 29 | 43 | 11 | 12 | -14 |
| YouGov/Sun | 2013-03-11 | 32 | 40 | 11 | 11 | -8 |
| TNS BMRB/ | 2013-03-11 | 25 | 38 | 11 | 15 | -13 |
| Ipsos-MORI/Evening Standard | 2013-03-11 | 27 | 40 | 11 | 13 | -13 |
| ICM/Guardian | 2013-03-10 | 31 | 39 | 15 | 7 | -8 |
| YouGov/Sunday Times | 2013-03-08 | 31 | 41 | 12 | 11 | -10 |
| Opinium/Observer | 2013-03-07 | 27 | 39 | 8 | 17 | -12 |
| YouGov/Sun | 2013-03-07 | 32 | 41 | 11 | 11 | -9 |
| YouGov/Sun | 2013-03-06 | 31 | 41 | 11 | 12 | -10 |
| YouGov/Sun | 2013-03-05 | 29 | 42 | 11 | 12 | -13 |
| YouGov/Sun | 2013-03-04 | 31 | 40 | 12 | 12 | -9 |
| TNS BMRB/ | 2013-03-04 | 29 | 38 | 11 | 14 | -9 |
| YouGov/Sunday Times | 2013-03-01 | 31 | 42 | 10 | 11 | -11 |
| YouGov/Sun | 2013-02-28 | 29 | 42 | 12 | 11 | -13 |
| YouGov/Sun | 2013-02-27 | 32 | 43 | 11 | 8 | -11 |
| YouGov/Sun | 2013-02-26 | 32 | 42 | 12 | 9 | -10 |
| YouGov/Sun | 2013-02-25 | 32 | 44 | 10 | 8 | -12 |
| ComRes/Independent | 2013-02-24 | 31 | 43 | 8 | 9 | -12 |
| YouGov/Sunday Times | 2013-02-22 | 32 | 43 | 11 | 9 | -11 |
| Opinium/Observer | 2013-02-21 | 29 | 41 | 8 | 13 | -12 |
| YouGov/Sun | 2013-02-21 | 31 | 45 | 11 | 9 | -14 |
| YouGov/Sun | 2013-02-20 | 33 | 43 | 9 | 10 | -10 |
| YouGov/Sun | 2013-02-19 | 29 | 44 | 11 | 11 | -15 |
| YouGov/Sun | 2013-02-18 | 32 | 41 | 12 | 8 | -9 |
| TNS BMRB/ | 2013-02-18 | 29 | 38 | 11 | 12 | -9 |
| YouGov/Sunday Times | 2013-02-15 | 32 | 43 | 12 | 9 | -11 |
| ComRes/Independent on Sunday (O) | 2013-02-14 | 31 | 36 | 8 | 14 | -5 |
| YouGov/Sun | 2013-02-14 | 31 | 42 | 11 | 10 | -11 |
| YouGov/Sun | 2013-02-13 | 32 | 42 | 9 | 9 | -10 |
| YouGov/Sun | 2013-02-12 | 32 | 43 | 10 | 9 | -11 |
| YouGov/Sun | 2013-02-11 | 32 | 43 | 10 | 9 | -11 |
| Ipsos-MORI/Evening Standard | 2013-02-11 | 30 | 42 | 7 | 9 | -12 |
| TNS BMRB/ | 2013-02-11 | 31 | 41 | 10 | 10 | -10 |
| ICM/Guardian | 2013-02-10 | 29 | 41 | 13 | 9 | -12 |
| YouGov/Sunday Times | 2013-02-08 | 32 | 41 | 11 | 9 | -9 |
| Opinium/Observer | 2013-02-07 | 29 | 39 | 8 | 14 | -10 |
| YouGov/Sun | 2013-02-07 | 33 | 41 | 11 | 9 | -8 |
| YouGov/Sun | 2013-02-06 | 31 | 42 | 12 | 9 | -11 |
| YouGov/Sun | 2013-02-05 | 32 | 42 | 11 | 8 | -10 |
| YouGov/Sun | 2013-02-04 | 30 | 45 | 11 | 9 | -15 |
| TNS BMRB/ | 2013-02-04 | 28 | 41 | 10 | 11 | -13 |
| YouGov/Sunday Times | 2013-02-01 | 34 | 41 | 12 | 8 | -7 |
| YouGov/Sun | 2013-01-31 | 32 | 44 | 10 | 8 | -12 |
| YouGov/Sun | 2013-01-30 | 33 | 42 | 10 | 7 | -9 |
| YouGov/Sun | 2013-01-29 | 33 | 42 | 11 | 8 | -9 |
| YouGov/Sun | 2013-01-28 | 35 | 41 | 10 | 9 | -6 |
| ComRes/Independent | 2013-01-27 | 32 | 39 | 10 | 10 | -7 |
| ComRes/Independent on Sunday (O) | 2013-01-25 | 33 | 39 | 11 | 10 | -6 |
| Survation/Mail on Sunday | 2013-01-25 | 31 | 38 | 10 | 14 | -7 |
| Angus Reid/Sunday Express | 2013-01-25 | 30 | 39 | 10 | 12 | -9 |
| YouGov/Sunday Times | 2013-01-25 | 35 | 41 | 12 | 7 | -6 |
| YouGov/Sun | 2013-01-24 | 33 | 43 | 10 | 9 | -10 |
| Opinium/Observer | 2013-01-24 | 28 | 41 | 8 | 14 | -13 |
| TNS BMRB/ | 2013-01-24 | 31 | 41 | 8 | 12 | -10 |
| YouGov/Sun | 2013-01-23 | 31 | 43 | 11 | 10 | -12 |
| YouGov/Sun | 2013-01-22 | 31 | 41 | 12 | 10 | -10 |
| YouGov/Sun | 2013-01-21 | 33 | 42 | 10 | 10 | -9 |
| ICM/Guardian | 2013-01-20 | 33 | 38 | 15 | 6 | -5 |
| YouGov/Sunday Times | 2013-01-18 | 33 | 42 | 11 | 7 | -9 |
| YouGov/Sun | 2013-01-17 | 34 | 44 | 9 | 8 | -10 |
| YouGov/Sun | 2013-01-16 | 33 | 42 | 12 | 8 | -9 |
| YouGov/Sun | 2013-01-15 | 32 | 44 | 10 | 9 | -12 |
| YouGov/Sun | 2013-01-14 | 31 | 44 | 11 | 9 | -13 |
| TNS BMRB/ | 2013-01-14 | 31 | 37 | 9 | 13 | -6 |
| Ipsos-MORI/Evening Standard | 2013-01-14 | 30 | 43 | 8 | 9 | -13 |
| Opinium/Observer | 2013-01-11 | 31 | 41 | 7 | 12 | -10 |
| Angus Reid/ | 2013-01-11 | 27 | 42 | 10 | 11 | -15 |
| YouGov/Sunday Times | 2013-01-11 | 31 | 44 | 11 | 8 | -13 |
| YouGov/Sun | 2013-01-10 | 31 | 42 | 11 | 10 | -11 |
| YouGov/Sun | 2013-01-09 | 33 | 43 | 10 | 10 | -10 |
| YouGov/Sun | 2013-01-08 | 32 | 44 | 10 | 9 | -12 |
| YouGov/Sun | 2013-01-07 | 32 | 41 | 11 | 9 | -9 |
| TNS BMRB/ | 2013-01-07 | 29 | 39 | 10 | 12 | -10 |
| Survation/Mail on Sunday | 2013-01-04 | 29 | 38 | 11 | 16 | -9 |
| YouGov/Sunday Times | 2013-01-04 | 32 | 43 | 10 | 9 | -11 |
| YouGov/Sun | 2013-01-03 | 32 | 43 | 10 | 9 | -11 |
| YouGov/Sun | 2013-01-02 | 31 | 43 | 11 | 9 | -12 |
| Opinium/Observer | 2012-12-27 | 29 | 39 | 8 | 15 | -10 |
| ICM/Guardian | 2012-12-23 | 32 | 40 | 13 | 7 | -8 |
| YouGov/Sunday Times | 2012-12-21 | 33 | 43 | 10 | 8 | -10 |
| YouGov/Sun | 2012-12-20 | 33 | 41 | 11 | 10 | -8 |
| YouGov/Sun | 2012-12-19 | 30 | 43 | 11 | 10 | -13 |
| YouGov/Sun | 2012-12-18 | 32 | 43 | 9 | 10 | -11 |
| YouGov/Sun | 2012-12-17 | 31 | 43 | 9 | 11 | -12 |
| TNS BMRB/ | 2012-12-17 | 30 | 40 | 7 | 12 | -10 |
| Populus/Times | 2012-12-16 | 29 | 40 | 11 | 11 | -11 |
| ComRes/Independent | 2012-12-16 | 31 | 42 | 10 | 9 | -11 |
| Survation/Mail on Sunday | 2012-12-14 | 30 | 38 | 9 | 14 | -8 |
| ComRes/Independent on Sunday (O) | 2012-12-14 | 28 | 39 | 9 | 14 | -11 |
| YouGov/Sunday Times | 2012-12-14 | 33 | 45 | 9 | 8 | -12 |
| Opinium/Observer | 2012-12-13 | 29 | 39 | 8 | 14 | -10 |
| YouGov/Sun | 2012-12-13 | 33 | 43 | 9 | 10 | -10 |
| YouGov/Sun | 2012-12-12 | 31 | 44 | 12 | 9 | -13 |
| YouGov/Sun | 2012-12-11 | 31 | 43 | 10 | 9 | -12 |
| YouGov/Sun | 2012-12-10 | 33 | 42 | 10 | 8 | -9 |
| Ipsos-MORI/Evening Standard | 2012-12-10 | 35 | 44 | 9 | 7 | -9 |
| TNS BMRB/ | 2012-12-10 | 26 | 41 | 8 | 16 | -15 |
| YouGov/Sunday Times | 2012-12-07 | 33 | 42 | 10 | 9 | -9 |
| YouGov/Sun | 2012-12-06 | 32 | 42 | 10 | 9 | -10 |
| YouGov/Sun | 2012-12-05 | 32 | 44 | 9 | 10 | -12 |
| YouGov/Sun | 2012-12-04 | 30 | 44 | 11 | 10 | -14 |
| YouGov/Sun | 2012-12-03 | 31 | 43 | 11 | 10 | -12 |
| TNS BMRB/ | 2012-12-03 | 28 | 40 | 10 | 12 | -12 |
| YouGov/Sunday Times | 2012-12-01 | 31 | 44 | 10 | 10 | -13 |
| Angus Reid/ | 2012-11-29 | 28 | 42 | 10 | 11 | -14 |
| Opinium/Observer | 2012-11-29 | 29 | 38 | 9 | 13 | -9 |
| YouGov/Sun | 2012-11-29 | 32 | 42 | 10 | 10 | -10 |
| YouGov/Sun | 2012-11-28 | 32 | 44 | 11 | 8 | -12 |
| YouGov/Sun | 2012-11-27 | 31 | 43 | 9 | 11 | -12 |
| YouGov/Sun | 2012-11-26 | 34 | 43 | 9 | 8 | -9 |
| TNS BMRB/ | 2012-11-25 | 31 | 41 | 8 | 10 | -10 |
| ComRes/Independent | 2012-11-25 | 35 | 42 | 10 | 6 | -7 |
| YouGov/Sunday Times | 2012-11-23 | 33 | 44 | 9 | 8 | -11 |
| YouGov/Sun | 2012-11-22 | 31 | 43 | 10 | 9 | -12 |
| YouGov/Sun | 2012-11-21 | 33 | 41 | 9 | 10 | -8 |
| YouGov/Sun | 2012-11-20 | 33 | 42 | 10 | 8 | -9 |
| YouGov/Sun | 2012-11-19 | 32 | 42 | 9 | 9 | -10 |
| ICM/Guardian | 2012-11-18 | 32 | 40 | 13 | 7 | -8 |
| TNS BMRB/ | 2012-11-16 | 31 | 39 | 11 | 7 | -8 |
| YouGov/Sunday Times | 2012-11-16 | 33 | 44 | 9 | 8 | -11 |
| ComRes/Independent on Sunday (O) | 2012-11-16 | 31 | 43 | 10 | 8 | -12 |
| YouGov/Sun | 2012-11-15 | 33 | 43 | 8 | 9 | -10 |
| Opinium/Observer | 2012-11-15 | 32 | 39 | 8 | 10 | -7 |
| YouGov/Sun | 2012-11-14 | 35 | 42 | 8 | 7 | -7 |
| YouGov/Sun | 2012-11-13 | 34 | 44 | 9 | 7 | -10 |
| Ipsos-MORI/Evening Standard | 2012-11-13 | 32 | 46 | 9 | 3 | -14 |
| YouGov/Sun | 2012-11-12 | 35 | 39 | 10 | 8 | -4 |
| TNS BMRB/ | 2012-11-12 | 31 | 41 | 9 | 9 | -10 |
| YouGov/Sunday Times | 2012-11-09 | 32 | 44 | 8 | 8 | -12 |
| YouGov/Sun | 2012-11-08 | 33 | 44 | 9 | 7 | -11 |
| YouGov/Sun | 2012-11-07 | 34 | 45 | 8 | 6 | -11 |
| YouGov/Sun | 2012-11-06 | 35 | 42 | 9 | 7 | -7 |
| YouGov/Sun | 2012-11-05 | 35 | 44 | 8 | 7 | -9 |
| TNS BMRB/ | 2012-11-05 | 31 | 42 | 9 | 8 | -11 |
| YouGov/Sunday Times | 2012-11-02 | 35 | 42 | 9 | 7 | -7 |
| Opinium/Observer | 2012-11-01 | 30 | 41 | 9 | 10 | -11 |
| YouGov/Sun | 2012-11-01 | 33 | 44 | 9 | 7 | -11 |
| YouGov/Sun | 2012-10-31 | 33 | 44 | 9 | 8 | -11 |
| YouGov/Sun | 2012-10-30 | 32 | 44 | 9 | 8 | -12 |
| YouGov/Sun | 2012-10-29 | 33 | 43 | 9 | 8 | -10 |
| ComRes/Independent | 2012-10-29 | 33 | 44 | 12 | 5 | -11 |
| TNS BMRB/ | 2012-10-29 | 31 | 42 | 11 | 8 | -11 |
| YouGov/Sunday Times | 2012-10-26 | 35 | 42 | 9 | 7 | -7 |
| YouGov/Sun | 2012-10-25 | 33 | 44 | 10 | 6 | -11 |
| Ipsos-MORI/Evening Standard | 2012-10-24 | 33 | 43 | 9 | 6 | -10 |
| YouGov/Sun | 2012-10-24 | 33 | 43 | 9 | 8 | -10 |
| YouGov/Sun | 2012-10-23 | 34 | 42 | 9 | 8 | -8 |
| YouGov/Sun | 2012-10-22 | 32 | 45 | 8 | 8 | -13 |
| ICM/Guardian | 2012-10-22 | 33 | 41 | 14 | 5 | -8 |
| TNS BMRB/ | 2012-10-22 | 30 | 44 | 8 | 7 | -14 |
| Populus/Times | 2012-10-21 | 35 | 40 | 9 | 5 | -5 |
| Survation/Mail on Sunday | 2012-10-20 | 30 | 43 | 8 | 12 | -13 |
| YouGov/Sunday Times | 2012-10-19 | 32 | 43 | 9 | 9 | -11 |
| ComRes/Independent on Sunday (O) | 2012-10-18 | 33 | 41 | 10 | 9 | -8 |
| YouGov/Sun | 2012-10-18 | 34 | 42 | 10 | 9 | -8 |
| Opinium/Observer | 2012-10-18 | 31 | 40 | 9 | 10 | -9 |
| YouGov/Sun | 2012-10-17 | 33 | 42 | 9 | 7 | -9 |
| YouGov/Sun | 2012-10-16 | 34 | 43 | 9 | 7 | -9 |
| YouGov/Sun | 2012-10-15 | 34 | 43 | 9 | 7 | -9 |
| TNS BMRB/ | 2012-10-15 | 29 | 42 | 7 | 10 | -13 |
| Angus Reid/Sunday Express | 2012-10-12 | 31 | 43 | 8 | 8 | -12 |
| YouGov/Sunday Times | 2012-10-12 | 33 | 43 | 10 | 6 | -10 |
| YouGov/Sun | 2012-10-11 | 35 | 42 | 8 | 7 | -7 |
| YouGov/Sun | 2012-10-10 | 34 | 41 | 8 | 10 | -7 |
| YouGov/Sun | 2012-10-09 | 33 | 45 | 9 | 6 | -12 |
| YouGov/Sun | 2012-10-08 | 34 | 44 | 8 | 7 | -10 |
| TNS BMRB/ | 2012-10-08 | 31 | 44 | 8 | 8 | -13 |
| YouGov/Sunday Times | 2012-10-05 | 31 | 45 | 8 | 8 | -14 |
| Opinium/Observer | 2012-10-04 | 30 | 41 | 9 | 11 | -11 |
| YouGov/Sun | 2012-10-04 | 32 | 43 | 10 | 8 | -11 |
| YouGov/Sun | 2012-10-03 | 31 | 45 | 10 | 7 | -14 |
| YouGov/Sun | 2012-10-02 | 34 | 42 | 9 | 8 | -8 |
| YouGov/Sun | 2012-10-01 | 34 | 43 | 9 | 8 | -9 |
| ComRes/Independent | 2012-09-30 | 35 | 38 | 15 | 4 | -3 |
| Opinium/Observer | 2012-09-28 | 29 | 39 | 10 | 10 | -10 |
| YouGov/Sunday Times | 2012-09-28 | 35 | 40 | 10 | 7 | -5 |
| YouGov/Sun | 2012-09-27 | 31 | 43 | 11 | 8 | -12 |
| YouGov/Sun | 2012-09-26 | 32 | 41 | 9 | 9 | -9 |
| YouGov/Sun | 2012-09-25 | 31 | 44 | 9 | 9 | -13 |
| YouGov/Sun | 2012-09-24 | 32 | 43 | 9 | 7 | -11 |
| ICM/Guardian | 2012-09-23 | 31 | 41 | 14 | 6 | -10 |
| TNS BMRB/ | 2012-09-21 | 28 | 44 | 8 | 7 | -16 |
| Opinium/Observer | 2012-09-21 | 30 | 42 | 8 | 10 | -12 |
| Survation/Mail on Sunday | 2012-09-21 | 29 | 41 | 10 | 12 | -12 |
| ComRes/Independent on Sunday (O) | 2012-09-21 | 35 | 39 | 10 | 8 | -4 |
| YouGov/Sunday Times | 2012-09-21 | 34 | 43 | 8 | 8 | -9 |
| YouGov/Sun | 2012-09-20 | 35 | 41 | 9 | 7 | -6 |
| Survation/Mirror | 2012-09-20 | 30 | 40 | 10 | 12 | -10 |
| YouGov/Sun | 2012-09-19 | 33 | 45 | 10 | 7 | -12 |
| YouGov/Sun | 2012-09-18 | 34 | 43 | 8 | 8 | -9 |
| Ipsos-MORI/Sky News/Evening Standard | 2012-09-17 | 30 | 41 | 13 | 8 | -11 |
| YouGov/Sun | 2012-09-17 | 33 | 45 | 10 | 5 | -12 |
| Populus/Times | 2012-09-16 | 30 | 45 | 10 | 6 | -15 |
| YouGov/Sunday Times | 2012-09-14 | 34 | 44 | 9 | 7 | -10 |
| YouGov/Sun | 2012-09-13 | 34 | 43 | 8 | 7 | -9 |
| TNS BMRB/ | 2012-09-13 | 31 | 43 | 9 | 5 | -12 |
| Opinium/ | 2012-09-12 | 32 | 40 | 10 | 9 | -8 |
| YouGov/Sun | 2012-09-12 | 33 | 42 | 11 | 7 | -9 |
| YouGov/Sun | 2012-09-11 | 31 | 44 | 9 | 8 | -13 |
| YouGov/Sun | 2012-09-10 | 31 | 42 | 10 | 8 | -11 |
| TNS BMRB/ | 2012-09-10 | 30 | 41 | 12 | 7 | -11 |
| YouGov/Sunday Times | 2012-09-07 | 33 | 43 | 10 | 7 | -10 |
| YouGov/Sun | 2012-09-06 | 33 | 45 | 8 | 6 | -12 |
| YouGov/Sun | 2012-09-05 | 33 | 45 | 8 | 7 | -12 |
| YouGov/Sun | 2012-09-04 | 34 | 40 | 10 | 7 | -6 |
| Opinium/ | 2012-09-03 | 31 | 42 | 8 | 9 | -11 |
| TNS BMRB/ | 2012-09-03 | 31 | 43 | 10 | 6 | -12 |
| YouGov/Sun | 2012-09-03 | 33 | 44 | 8 | 7 | -11 |
| ComRes/Independent | 2012-09-02 | 35 | 42 | 12 | 3 | -7 |
| YouGov/Sunday Times | 2012-08-31 | 35 | 41 | 9 | 7 | -6 |
| YouGov/Sun | 2012-08-30 | 33 | 42 | 10 | 8 | -9 |
| YouGov/Sun | 2012-08-29 | 32 | 44 | 9 | 6 | -12 |
| YouGov/Sun | 2012-08-28 | 32 | 44 | 10 | 8 | -12 |
| TNS BMRB/ | 2012-08-27 | 31 | 40 | 11 | 5 | -9 |
| ICM/Guardian | 2012-08-26 | 34 | 39 | 15 | 4 | -5 |
| Survation/Mail on Sunday | 2012-08-24 | 30 | 37 | 10 | 12 | -7 |
| YouGov/Sunday Times | 2012-08-24 | 34 | 43 | 10 | 6 | -9 |
| YouGov/Sun | 2012-08-23 | 32 | 44 | 10 | 7 | -12 |
| YouGov/Sun | 2012-08-22 | 33 | 42 | 10 | 6 | -9 |
| YouGov/Sun | 2012-08-21 | 34 | 44 | 8 | 8 | -10 |
| YouGov/Sun | 2012-08-20 | 34 | 44 | 8 | 7 | -10 |
| TNS BMRB/ | 2012-08-20 | 32 | 42 | 10 | 7 | -10 |
| YouGov/Sunday Times | 2012-08-17 | 32 | 43 | 10 | 7 | -11 |
| ComRes/Independent on Sunday (O) | 2012-08-16 | 33 | 42 | 10 | 8 | -9 |
| YouGov/Sun | 2012-08-16 | 35 | 44 | 8 | 6 | -9 |
| YouGov/Sun | 2012-08-15 | 34 | 43 | 10 | 6 | -9 |
| Angus Reid/ | 2012-08-15 | 30 | 41 | 11 | 9 | -11 |
| Ipsos-MORI/Evening Standard | 2012-08-15 | 32 | 42 | 11 | 4 | -10 |
| YouGov/Sun | 2012-08-14 | 34 | 44 | 10 | 7 | -10 |
| YouGov/Sun | 2012-08-13 | 34 | 42 | 9 | 6 | -8 |
| YouGov/Sunday Times | 2012-08-10 | 34 | 42 | 8 | 8 | -8 |
| Opinium/ | 2012-08-09 | 31 | 40 | 10 | 10 | -9 |
| YouGov/Sun | 2012-08-09 | 33 | 43 | 9 | 9 | -10 |
| YouGov/Sun | 2012-08-08 | 33 | 42 | 11 | 6 | -9 |
| YouGov/Sun | 2012-08-07 | 33 | 44 | 9 | 8 | -11 |
| YouGov/Sun | 2012-08-06 | 34 | 44 | 10 | 6 | -10 |
| YouGov/Sunday Times | 2012-08-03 | 32 | 44 | 10 | 8 | -12 |
| YouGov/Sun | 2012-08-02 | 33 | 44 | 8 | 9 | -11 |
| YouGov/Sun | 2012-08-01 | 32 | 43 | 10 | 8 | -11 |
| YouGov/Sun | 2012-07-31 | 34 | 42 | 10 | 6 | -8 |
| YouGov/Sun | 2012-07-30 | 33 | 44 | 9 | 7 | -11 |
| ComRes/Independent | 2012-07-29 | 33 | 44 | 10 | 4 | -11 |
| YouGov/Sunday Times | 2012-07-27 | 33 | 42 | 9 | 8 | -9 |
| TNS BMRB/ | 2012-07-26 | 30 | 42 | 11 | -12 | |
| YouGov/Sun | 2012-07-26 | 33 | 42 | 9 | 8 | -9 |
| YouGov/Sun | 2012-07-25 | 33 | 44 | 9 | 7 | -11 |
| YouGov/Sun | 2012-07-24 | 33 | 44 | 9 | 7 | -11 |
| YouGov/Sun | 2012-07-23 | 33 | 43 | 9 | 8 | -10 |
| ICM/Guardian | 2012-07-22 | 34 | 39 | 14 | 4 | -5 |
| YouGov/Sunday Times | 2012-07-20 | 34 | 43 | 11 | 7 | -9 |
| ComRes/Independent on Sunday (O) | 2012-07-19 | 32 | 42 | 10 | 9 | -10 |
| YouGov/Sun | 2012-07-19 | 34 | 42 | 9 | 7 | -8 |
| YouGov/Sun | 2012-07-18 | 33 | 43 | 8 | 7 | -9 |
| YouGov/Sun | 2012-07-17 | 34 | 43 | 8 | 7 | -9 |
| Opinium/ | 2012-07-16 | 32 | 41 | 9 | 8 | -9 |
| YouGov/Sun | 2012-07-16 | 33 | 44 | 9 | 8 | -11 |
| Ipsos-MORI/Evening Standard | 2012-07-16 | 31 | 44 | 12 | 5 | -13 |
| Populus/Times | 2012-07-15 | 34 | 40 | 12 | 5 | -6 |
| YouGov/Sunday Times | 2012-07-13 | 34 | 43 | 9 | 7 | -9 |
| YouGov/Sun | 2012-07-12 | 34 | 42 | 9 | 7 | -8 |
| YouGov/Sun | 2012-07-11 | 35 | 42 | 9 | 8 | -7 |
| YouGov/Sun | 2012-07-10 | 33 | 43 | 11 | 6 | -10 |
| YouGov/Sun | 2012-07-09 | 35 | 44 | 7 | 6 | -9 |
| YouGov/Sunday Times | 2012-07-06 | 32 | 43 | 8 | 8 | -11 |
| Opinium/ | 2012-07-05 | 30 | 40 | 9 | 9 | -10 |
| YouGov/Sun | 2012-07-05 | 35 | 43 | 8 | 8 | -8 |
| YouGov/Sun | 2012-07-04 | 33 | 44 | 8 | 7 | -11 |
| YouGov/Sun | 2012-07-03 | 35 | 42 | 10 | 7 | -7 |
| YouGov/Sun | 2012-07-02 | 34 | 44 | 8 | 8 | -10 |
| ComRes/Independent | 2012-07-01 | 33 | 42 | 13 | 3 | -9 |
| YouGov/Sunday Times | 2012-06-29 | 34 | 43 | 9 | 6 | -9 |
| Opinium/ | 2012-06-28 | 31 | 42 | 8 | 9 | -11 |
| YouGov/Sun | 2012-06-28 | 32 | 43 | 10 | 7 | -11 |
| YouGov/Sun | 2012-06-27 | 31 | 45 | 9 | 7 | -14 |
| YouGov/Sun | 2012-06-26 | 34 | 42 | 11 | 7 | -8 |
| YouGov/Sun | 2012-06-25 | 32 | 43 | 11 | 7 | -11 |
| ICM/Guardian | 2012-06-24 | 34 | 39 | 14 | 3 | -5 |
| YouGov/Sunday Times | 2012-06-22 | 34 | 43 | 9 | 8 | -9 |
| YouGov/Sun | 2012-06-21 | 33 | 43 | 8 | 8 | -10 |
| YouGov/Sun | 2012-06-20 | 34 | 41 | 10 | 8 | -7 |
| YouGov/Sun | 2012-06-19 | 34 | 44 | 7 | 6 | -10 |
| YouGov/Sun | 2012-06-18 | 33 | 44 | 7 | 8 | -11 |
| TNS BMRB/ | 2012-06-18 | 32 | 40 | 10 | 9 | -8 |
| Populus/Times | 2012-06-17 | 33 | 41 | 9 | 5 | -8 |
| ComRes/Independent on Sunday (O) | 2012-06-15 | 32 | 42 | 9 | 8 | -10 |
| YouGov/Sunday Times | 2012-06-15 | 32 | 44 | 9 | 8 | -12 |
| YouGov/Sun | 2012-06-14 | 31 | 43 | 9 | 8 | -12 |
| YouGov/Sun | 2012-06-13 | 31 | 43 | 9 | 9 | -12 |
| YouGov/Sun | 2012-06-12 | 33 | 43 | 8 | 8 | -10 |
| YouGov/Sun | 2012-06-11 | 31 | 45 | 9 | 9 | -14 |
| Ipsos-MORI/Evening Standard | 2012-06-11 | 31 | 40 | 10 | 6 | -9 |
| Opinium/ | 2012-06-11 | 31 | 42 | 9 | 8 | -11 |
| YouGov/Sunday Times | 2012-06-08 | 34 | 42 | 7 | 9 | -8 |
| YouGov/Sun | 2012-06-07 | 34 | 43 | 8 | 6 | -9 |
| YouGov/Sun | 2012-06-06 | 34 | 43 | 8 | 7 | -9 |
| YouGov/Sunday Times | 2012-06-01 | 32 | 42 | 8 | 7 | -10 |
| Survation/ | 2012-06-01 | 29 | 37 | 13 | 12 | -8 |
| Angus Reid/ | 2012-05-31 | 29 | 45 | 9 | 8 | -16 |
| YouGov/Sun | 2012-05-31 | 31 | 45 | 9 | 8 | -14 |
| YouGov/Sun | 2012-05-30 | 32 | 44 | 9 | 7 | -12 |
| YouGov/Sun | 2012-05-29 | 32 | 45 | 8 | 8 | -13 |
| YouGov/Sun | 2012-05-28 | 33 | 44 | 8 | 7 | -11 |
| ComRes/Independent | 2012-05-28 | 34 | 42 | 11 | 4 | -8 |
| YouGov/Sunday Times | 2012-05-25 | 31 | 43 | 8 | 8 | -12 |
| YouGov/Sun | 2012-05-24 | 34 | 42 | 8 | 7 | -8 |
| YouGov/Sun | 2012-05-23 | 32 | 42 | 9 | 9 | -10 |
| YouGov/Sun | 2012-05-22 | 32 | 43 | 8 | 9 | -11 |
| TNS BMRB/ | 2012-05-21 | 30 | 41 | 9 | 10 | -11 |
| YouGov/Sun | 2012-05-21 | 32 | 44 | 7 | 8 | -12 |
| Populus/Times | 2012-05-20 | 33 | 41 | 10 | 5 | -8 |
| ICM/Guardian | 2012-05-20 | 36 | 41 | 11 | 4 | -5 |
| YouGov/Sunday Times | 2012-05-18 | 32 | 43 | 8 | 9 | -11 |
| ComRes/Independent on Sunday (O) | 2012-05-17 | 32 | 41 | 11 | 7 | -9 |
| Opinium/ | 2012-05-17 | 30 | 41 | 9 | 10 | -11 |
| YouGov/Sun | 2012-05-17 | 31 | 44 | 7 | 9 | -13 |
| YouGov/Sun | 2012-05-16 | 31 | 45 | 9 | 8 | -14 |
| YouGov/Sun | 2012-05-15 | 32 | 43 | 8 | 9 | -11 |
| YouGov/Sun | 2012-05-14 | 31 | 45 | 7 | 8 | -14 |
| Ipsos-MORI/Evening Standard | 2012-05-14 | 33 | 43 | 9 | 6 | -10 |
| YouGov/Sunday Times | 2012-05-11 | 31 | 43 | 10 | 8 | -12 |
| YouGov/Sun | 2012-05-10 | 34 | 44 | 7 | 7 | -10 |
| YouGov/Sun | 2012-05-09 | 31 | 44 | 9 | 8 | -13 |
| YouGov/Sun | 2012-05-08 | 31 | 44 | 8 | 8 | -13 |
| TNS BMRB/ | 2012-05-07 | 30 | 43 | 10 | -13 | |
| YouGov/Sunday Times | 2012-05-04 | 31 | 43 | 9 | 8 | -12 |
| YouGov/Sun | 2012-05-03 | 32 | 41 | 9 | 9 | -9 |
| YouGov/Sun | 2012-05-02 | 33 | 43 | 8 | 8 | -10 |
| YouGov/Sun | 2012-05-01 | 32 | 41 | 9 | 8 | -9 |
| YouGov/Sun | 2012-04-30 | 35 | 42 | 8 | 7 | -7 |
| Opinium/ | 2012-04-30 | 32 | 39 | 8 | 10 | -7 |
| Survation/Daily Mirror | 2012-04-27 | 30 | 37 | 13 | 9 | -7 |
| ComRes/Independent (O) | 2012-04-27 | 34 | 39 | 10 | 9 | -5 |
| YouGov/Sunday Times | 2012-04-27 | 29 | 40 | 11 | 10 | -11 |
| YouGov/Sun | 2012-04-26 | 31 | 43 | 9 | 9 | -12 |
| YouGov/Sun | 2012-04-25 | 32 | 43 | 9 | 8 | -11 |
| YouGov/Sun | 2012-04-24 | 32 | 43 | 8 | 8 | -11 |
| YouGov/Sun | 2012-04-23 | 32 | 45 | 8 | 7 | -13 |
| Opinium/ | 2012-04-23 | 31 | 38 | 11 | 8 | -7 |
| Ipsos-MORI/Evening Standard | 2012-04-23 | 35 | 38 | 12 | 4 | -3 |
| ICM/Guardian | 2012-04-22 | 33 | 41 | 15 | 3 | -8 |
| YouGov/Sunday Times | 2012-04-20 | 33 | 41 | 11 | 8 | -8 |
| ComRes/Independent on Sunday (O) | 2012-04-19 | 34 | 40 | 11 | 6 | -6 |
| YouGov/Sun | 2012-04-19 | 32 | 45 | 8 | 7 | -13 |
| YouGov/Sun | 2012-04-18 | 32 | 41 | 10 | 8 | -9 |
| YouGov/Sun | 2012-04-17 | 32 | 41 | 8 | 9 | -9 |
| Opinium/ | 2012-04-16 | 32 | 37 | 9 | 10 | -5 |
| YouGov/Sun | 2012-04-16 | 32 | 43 | 8 | 9 | -11 |
| Populus/Times | 2012-04-15 | 33 | 42 | 11 | 4 | -9 |
| Angus Reid/ | 2012-04-13 | 29 | 41 | 11 | 8 | -12 |
| YouGov/Sunday Times | 2012-04-13 | 33 | 39 | 10 | -6 | |
| YouGov/Sun | 2012-04-12 | 35 | 41 | 9 | -6 | |
| TNS BMRB/ | 2012-04-11 | 32 | 42 | 10 | -10 | |
| YouGov/Sun | 2012-04-11 | 35 | 41 | 8 | -6 | |
| YouGov/Sun | 2012-04-10 | 36 | 40 | 9 | -4 | |
| Survation/Mail on Sunday | 2012-04-06 | 30 | 35 | 11 | -5 | |
| YouGov/Sun | 2012-04-05 | 33 | 42 | 8 | -9 | |
| YouGov/Sun | 2012-04-04 | 32 | 42 | 9 | -10 | |
| YouGov/Sun | 2012-04-03 | 34 | 42 | 8 | -8 | |
| YouGov/Sun | 2012-04-02 | 33 | 43 | 8 | -10 | |
| YouGov/Sunday Times | 2012-03-31 | 33 | 42 | 8 | -9 | |
| YouGov/Sun | 2012-03-29 | 34 | 44 | 8 | -10 | |
| YouGov/Sun | 2012-03-28 | 34 | 44 | 10 | -10 | |
| YouGov/Sun | 2012-03-27 | 33 | 43 | 9 | -10 | |
| YouGov/Sun | 2012-03-26 | 35 | 42 | 9 | -7 | |
| ComRes/Independent | 2012-03-26 | 33 | 43 | 11 | -10 | |
| Populus/Times | 2012-03-25 | 34 | 38 | 11 | -4 | |
| Survation/Mail on Sunday | 2012-03-24 | 31 | 39 | 11 | -8 | |
| ICM/Sunday Telegraph | 2012-03-23 | 37 | 38 | 13 | -1 | |
| YouGov/Sunday Times | 2012-03-23 | 35 | 42 | 10 | -7 | |
| YouGov/Sun | 2012-03-22 | 34 | 42 | 9 | -8 | |
| Opinium/ | 2012-03-21 | 34 | 39 | 8 | 9 | -5 |
| YouGov/Sun | 2012-03-21 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2012-03-20 | 35 | 43 | 9 | -8 | |
| Ipsos-MORI/Evening Standard | 2012-03-19 | 36 | 37 | 11 | -1 | |
| YouGov/Sun | 2012-03-19 | 36 | 42 | 9 | -6 | |
| ICM/Guardian | 2012-03-18 | 39 | 36 | 15 | 3 | |
| YouGov/Sunday Times | 2012-03-16 | 38 | 40 | 9 | -2 | |
| ComRes/Independent on Sunday (O) | 2012-03-15 | 37 | 40 | 10 | -3 | |
| YouGov/Sun | 2012-03-15 | 37 | 42 | 8 | -5 | |
| YouGov/Sun | 2012-03-14 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2012-03-13 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2012-03-12 | 36 | 41 | 9 | -5 | |
| Opinium/ | 2012-03-12 | 38 | 36 | 10 | 2 | |
| YouGov/Sunday Times | 2012-03-09 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2012-03-08 | 37 | 42 | 8 | -5 | |
| Angus Reid/ | 2012-03-07 | 32 | 40 | 10 | -8 | |
| YouGov/Sun | 2012-03-07 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2012-03-06 | 37 | 41 | 9 | -4 | |
| YouGov/Sun | 2012-03-05 | 36 | 41 | 11 | -5 | |
| TNS BMRB/ | 2012-03-05 | 35 | 38 | 11 | -3 | |
| YouGov/Sunday Times | 2012-03-02 | 40 | 39 | 9 | 1 | |
| YouGov/Sun | 2012-03-01 | 39 | 39 | 8 | 0 | |
| YouGov/Sun | 2012-02-29 | 38 | 40 | 9 | -2 | |
| YouGov/Sun | 2012-02-28 | 40 | 39 | 9 | 1 | |
| YouGov/Sun | 2012-02-27 | 38 | 40 | 9 | -2 | |
| Ipsos-MORI/Reuters | 2012-02-27 | 35 | 41 | 12 | -6 | |
| ComRes/Independent | 2012-02-26 | 37 | 40 | 13 | -3 | |
| YouGov/Sunday Times | 2012-02-24 | 38 | 40 | 10 | -2 | |
| Opinium/ | 2012-02-23 | 35 | 39 | 10 | -4 | |
| YouGov/Sun | 2012-02-23 | 39 | 38 | 10 | 1 | |
| YouGov/Sun | 2012-02-22 | 38 | 40 | 8 | -2 | |
| YouGov/Sun | 2012-02-21 | 37 | 41 | 9 | -4 | |
| YouGov/Sun | 2012-02-20 | 39 | 38 | 10 | 1 | |
| Populus/Times | 2012-02-19 | 37 | 39 | 11 | -2 | |
| ICM/Guardian | 2012-02-19 | 36 | 37 | 14 | -1 | |
| YouGov/Sunday Times | 2012-02-17 | 37 | 41 | 7 | -4 | |
| ComRes/Independent on Sunday (O) | 2012-02-16 | 39 | 38 | 10 | 1 | |
| YouGov/Sun | 2012-02-16 | 39 | 39 | 9 | 0 | |
| YouGov/Sun | 2012-02-15 | 39 | 40 | 9 | -1 | |
| YouGov/Sun | 2012-02-14 | 40 | 39 | 9 | 1 | |
| YouGov/Sun | 2012-02-13 | 38 | 42 | 9 | -4 | |
| Opinium/ | 2012-02-13 | 36 | 36 | 10 | 0 | |
| YouGov/Sunday Times | 2012-02-10 | 38 | 39 | 9 | -1 | |
| YouGov/Sun | 2012-02-09 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2012-02-08 | 40 | 38 | 10 | 2 | |
| YouGov/Sun | 2012-02-07 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2012-02-06 | 41 | 40 | 8 | 1 | |
| YouGov/Sunday Times | 2012-02-03 | 39 | 40 | 9 | -1 | |
| YouGov/Sun | 2012-02-02 | 39 | 41 | 8 | -2 | |
| YouGov/Sun | 2012-02-01 | 38 | 40 | 8 | -2 | |
| YouGov/Sun | 2012-01-31 | 39 | 40 | 9 | -1 | |
| YouGov/Sun | 2012-01-30 | 40 | 38 | 10 | 2 | |
| Opinium/ | 2012-01-30 | 38 | 36 | 8 | 2 | |
| ComRes/Independent | 2012-01-29 | 37 | 38 | 14 | -1 | |
| YouGov/Sunday Times | 2012-01-27 | 39 | 40 | 8 | -1 | |
| YouGov/Sun | 2012-01-26 | 39 | 40 | 9 | -1 | |
| YouGov/Sun | 2012-01-25 | 38 | 40 | 9 | -2 | |
| YouGov/Sun | 2012-01-24 | 40 | 38 | 9 | 2 | |
| TNS BMRB/ | 2012-01-23 | 37 | 40 | 10 | -3 | |
| Angus Reid/ | 2012-01-23 | 35 | 37 | 11 | -2 | |
| YouGov/Sun | 2012-01-23 | 39 | 40 | 8 | -1 | |
| Ipsos-MORI/Reuters | 2012-01-23 | 38 | 38 | 12 | 0 | |
| Populus/Times | 2012-01-22 | 37 | 38 | 13 | -1 | |
| ICM/Guardian | 2012-01-22 | 40 | 35 | 16 | 5 | |
| YouGov/Sunday Times | 2012-01-20 | 41 | 36 | 9 | 5 | |
| ComRes/Independent on Sunday (O) | 2012-01-19 | 38 | 38 | 11 | 0 | |
| YouGov/Sun | 2012-01-19 | 41 | 38 | 8 | 3 | |
| YouGov/Sun | 2012-01-18 | 40 | 39 | 7 | 1 | |
| YouGov/Sun | 2012-01-17 | 39 | 40 | 8 | -1 | |
| YouGov/Sun | 2012-01-16 | 40 | 40 | 9 | 0 | |
| Opinium/ | 2012-01-15 | 37 | 37 | 9 | 0 | |
| YouGov/Sunday Times | 2012-01-13 | 38 | 40 | 9 | -2 | |
| YouGov/Sun | 2012-01-12 | 41 | 40 | 8 | 1 | |
| YouGov/Sun | 2012-01-11 | 40 | 38 | 10 | 2 | |
| YouGov/Sun | 2012-01-10 | 40 | 40 | 10 | 0 | |
| YouGov/Sun | 2012-01-09 | 39 | 41 | 10 | -2 | |
| YouGov/Sunday Times | 2012-01-06 | 38 | 40 | 11 | -2 | |
| Opinium/ | 2012-01-05 | 36 | 37 | 9 | -1 | |
| YouGov/Sun | 2012-01-05 | 39 | 41 | 11 | -2 | |
| YouGov/Sun | 2012-01-04 | 38 | 42 | 10 | -4 | |
| YouGov/Sun | 2012-01-03 | 39 | 41 | 9 | -2 | |
| YouGov/Sun | 2011-12-22 | 40 | 40 | 9 | 0 | |
| ICM/Guardian | 2011-12-21 | 37 | 36 | 15 | 1 | |
| YouGov/Sun | 2011-12-21 | 40 | 40 | 10 | 0 | |
| YouGov/Sun | 2011-12-20 | 39 | 40 | 10 | -1 | |
| TNS BMRB/ | 2011-12-19 | 35 | 38 | 11 | -3 | |
| YouGov/Sun | 2011-12-19 | 38 | 42 | 9 | -4 | |
| Populus/Times | 2011-12-18 | 35 | 39 | 12 | -4 | |
| YouGov/Sunday Times | 2011-12-16 | 39 | 42 | 9 | -3 | |
| ICM/Sunday Telegraph | 2011-12-15 | 40 | 34 | 14 | 6 | |
| YouGov/Sun | 2011-12-15 | 41 | 40 | 10 | 1 | |
| YouGov/Sun | 2011-12-14 | 40 | 38 | 10 | 2 | |
| YouGov/Sun | 2011-12-13 | 41 | 39 | 10 | 2 | |
| Ipsos-MORI/Reuters | 2011-12-12 | 41 | 39 | 11 | 2 | |
| YouGov/Sun | 2011-12-12 | 39 | 40 | 10 | -1 | |
| ComRes/Independent | 2011-12-11 | 38 | 38 | 12 | 0 | |
| Survation/Mail on Sunday | 2011-12-10 | 35 | 35 | 14 | 0 | |
| YouGov/Sunday Times | 2011-12-09 | 38 | 39 | 11 | -1 | |
| ComRes/Independent on Sunday (O) | 2011-12-08 | 36 | 40 | 10 | -4 | |
| YouGov/Sun | 2011-12-08 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2011-12-07 | 35 | 42 | 9 | -7 | |
| YouGov/Sun | 2011-12-06 | 37 | 41 | 10 | -4 | |
| YouGov/Sun | 2011-12-05 | 36 | 42 | 11 | -6 | |
| BPIX/Mail on Sunday | 2011-12-03 | 36 | 41 | 11 | -5 | |
| YouGov/Sunday Times | 2011-12-02 | 35 | 43 | 9 | -8 | |
| YouGov/Sun | 2011-12-01 | 36 | 41 | 11 | -5 | |
| ICM/Sunday Telegraph | 2011-11-30 | 38 | 36 | 14 | 2 | |
| YouGov/Sun | 2011-11-30 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-11-29 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2011-11-28 | 37 | 39 | 9 | -2 | |
| TNS BMRB/ | 2011-11-28 | 36 | 39 | 9 | -3 | |
| ComRes/Independent | 2011-11-27 | 37 | 39 | 10 | -2 | |
| Survation/Daily Star | 2011-11-25 | 32 | 34 | 12 | -2 | |
| YouGov/Sunday Times | 2011-11-25 | 34 | 43 | 11 | -9 | |
| YouGov/Sun | 2011-11-24 | 35 | 40 | 9 | -5 | |
| YouGov/Sun | 2011-11-23 | 35 | 40 | 11 | -5 | |
| YouGov/Sun | 2011-11-22 | 35 | 42 | 9 | -7 | |
| Opinium/ | 2011-11-21 | 36 | 37 | 9 | -1 | |
| Ipsos-MORI/Reuters | 2011-11-21 | 34 | 41 | 12 | -7 | |
| YouGov/Sun | 2011-11-21 | 36 | 40 | 9 | -4 | |
| Populus/Times | 2011-11-20 | 33 | 41 | 13 | -8 | |
| ICM/Guardian | 2011-11-20 | 36 | 38 | 14 | -2 | |
| ComRes/Independent on Sunday (O) | 2011-11-18 | 35 | 39 | 11 | -4 | |
| YouGov/Sunday Times | 2011-11-18 | 36 | 40 | 9 | -4 | |
| YouGov/Sun | 2011-11-17 | 34 | 40 | 11 | -6 | |
| YouGov/Sun | 2011-11-16 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2011-11-15 | 36 | 42 | 7 | -6 | |
| YouGov/Sun | 2011-11-14 | 37 | 40 | 9 | -3 | |
| YouGov/Sunday Times | 2011-11-11 | 36 | 41 | 9 | -5 | |
| YouGov/Sun | 2011-11-10 | 35 | 42 | 8 | -7 | |
| YouGov/Sun | 2011-11-09 | 36 | 40 | 10 | -4 | |
| Survation/Unite | 2011-11-09 | 38 | 39 | 12 | -1 | |
| YouGov/Sun | 2011-11-08 | 35 | 40 | 10 | -5 | |
| YouGov/Sun | 2011-11-07 | 36 | 41 | 9 | -5 | |
| Opinium/ | 2011-11-07 | 34 | 38 | 10 | -4 | |
| YouGov/Sunday Times | 2011-11-04 | 35 | 41 | 9 | -6 | |
| YouGov/Sun | 2011-11-03 | 36 | 41 | 8 | -5 | |
| YouGov/Sun | 2011-11-02 | 37 | 41 | 8 | -4 | |
| YouGov/Sun | 2011-11-01 | 35 | 41 | 9 | -6 | |
| TNS BMRB/ | 2011-10-31 | 36 | 37 | 11 | -1 | |
| YouGov/Sun | 2011-10-31 | 39 | 41 | 8 | -2 | |
| ComRes/Independent | 2011-10-30 | 34 | 38 | 14 | -4 | |
| YouGov/Sunday Times | 2011-10-28 | 36 | 39 | 8 | -3 | |
| YouGov/Sun | 2011-10-27 | 35 | 42 | 9 | -7 | |
| YouGov/Sun | 2011-10-26 | 35 | 41 | 10 | -6 | |
| YouGov/Sun | 2011-10-25 | 36 | 40 | 9 | -4 | |
| Ipsos-MORI/Reuters | 2011-10-24 | 34 | 38 | 12 | -4 | |
| Opinium/ | 2011-10-24 | 33 | 39 | 9 | -6 | |
| YouGov/Sun | 2011-10-24 | 36 | 40 | 9 | -4 | |
| ICM/Guardian | 2011-10-23 | 35 | 39 | 13 | -4 | |
| YouGov/Sunday Times | 2011-10-21 | 36 | 38 | 10 | -2 | |
| YouGov/Sun | 2011-10-20 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2011-10-19 | 35 | 41 | 9 | -6 | |
| YouGov/Sun | 2011-10-18 | 38 | 42 | 9 | -4 | |
| YouGov/Sun | 2011-10-17 | 37 | 40 | 9 | -3 | |
| Populus/Times | 2011-10-16 | 33 | 41 | 8 | -8 | |
| YouGov/Sunday Times | 2011-10-14 | 39 | 42 | 8 | -3 | |
| ComRes/Independent on Sunday (O) | 2011-10-13 | 37 | 39 | 10 | -2 | |
| YouGov/Sun | 2011-10-13 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-10-12 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-10-11 | 37 | 41 | 8 | -4 | |
| Opinium/ | 2011-10-10 | 36 | 37 | 8 | -1 | |
| YouGov/Sun | 2011-10-10 | 36 | 40 | 11 | -4 | |
| YouGov/Sunday Times | 2011-10-07 | 38 | 42 | 9 | -4 | |
| YouGov/Sun | 2011-10-06 | 37 | 41 | 10 | -4 | |
| YouGov/Sun | 2011-10-05 | 37 | 41 | 9 | -4 | |
| YouGov/Sun | 2011-10-04 | 38 | 42 | 9 | -4 | |
| YouGov/Sun | 2011-10-03 | 37 | 42 | 9 | -5 | |
| Opinium/ | 2011-09-30 | 33 | 40 | 9 | -7 | |
| YouGov/Sunday Times | 2011-09-30 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-09-29 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2011-09-28 | 37 | 43 | 9 | -6 | |
| YouGov/Sun | 2011-09-27 | 37 | 43 | 8 | -6 | |
| YouGov/Sun | 2011-09-26 | 39 | 41 | 8 | -2 | |
| ComRes/Independent | 2011-09-24 | 37 | 36 | 12 | 1 | |
| YouGov/Sunday Times | 2011-09-23 | 36 | 42 | 11 | -6 | |
| YouGov/Sun | 2011-09-22 | 36 | 42 | 10 | -6 | |
| ICM/Guardian | 2011-09-21 | 37 | 38 | 14 | -1 | |
| YouGov/Sun | 2011-09-21 | 35 | 41 | 9 | -6 | |
| YouGov/Sun | 2011-09-20 | 35 | 41 | 10 | -6 | |
| YouGov/Sun | 2011-09-19 | 36 | 42 | 10 | -6 | |
| ComRes/Independent on Sunday (O) | 2011-09-16 | 38 | 38 | 11 | 0 | |
| YouGov/Sunday Times | 2011-09-16 | 36 | 42 | 9 | -6 | |
| Opinium/ | 2011-09-15 | 33 | 36 | 9 | 0 | |
| YouGov/Sun | 2011-09-15 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2011-09-14 | 37 | 41 | 10 | -4 | |
| YouGov/Sun | 2011-09-13 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-09-12 | 37 | 41 | 10 | -4 | |
| Ipsos-MORI/Reuters | 2011-09-12 | 35 | 37 | 13 | -2 | |
| Populus/Times | 2011-09-11 | 34 | 38 | 12 | -4 | |
| YouGov/Sunday Times | 2011-09-09 | 38 | 41 | 9 | -4 | |
| YouGov/Sun | 2011-09-08 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-09-07 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-09-06 | 38 | 40 | 9 | -2 | |
| YouGov/Sun | 2011-09-05 | 37 | 43 | 9 | -6 | |
| Opinium/ | 2011-09-05 | 36 | 37 | 9 | -1 | |
| ComRes/Independent | 2011-09-04 | 37 | 38 | 11 | -1 | |
| Angus Reid/ | 2011-09-02 | 33 | 39 | 11 | -6 | |
| YouGov/Sunday Times | 2011-09-02 | 38 | 39 | 10 | -1 | |
| YouGov/Sun | 2011-09-01 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-08-31 | 37 | 42 | 10 | -5 | |
| YouGov/Sun | 2011-08-30 | 39 | 40 | 10 | -1 | |
| YouGov/Sunday Times | 2011-08-26 | 38 | 41 | 9 | -3 | |
| YouGov/Sun | 2011-08-25 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-08-24 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-08-23 | 37 | 44 | 9 | -7 | |
| YouGov/Sun | 2011-08-22 | 35 | 44 | 9 | -9 | |
| Ipsos-MORI/Reuters | 2011-08-22 | 34 | 40 | 15 | -6 | |
| ICM/Guardian | 2011-08-21 | 37 | 36 | 17 | 1 | |
| Opinium/ | 2011-08-19 | 37 | 38 | 9 | -1 | |
| YouGov/Sunday Times | 2011-08-19 | 36 | 40 | 11 | -4 | |
| ComRes/Independent on Sunday (O) | 2011-08-18 | 38 | 40 | 11 | -2 | |
| YouGov/Sun | 2011-08-18 | 36 | 44 | 9 | -8 | |
| YouGov/Sun | 2011-08-17 | 35 | 44 | 9 | -9 | |
| YouGov/Sun | 2011-08-16 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-08-15 | 35 | 43 | 9 | -8 | |
| YouGov/Sunday Times | 2011-08-12 | 36 | 43 | 9 | -7 | |
| Opinium/ | 2011-08-11 | 34 | 38 | 9 | -4 | |
| YouGov/Sun | 2011-08-11 | 35 | 43 | 9 | -8 | |
| YouGov/Sun | 2011-08-10 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-08-09 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-08-08 | 36 | 44 | 9 | -8 | |
| YouGov/Sunday Times | 2011-08-05 | 35 | 44 | 9 | -9 | |
| YouGov/Sun | 2011-08-04 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-08-03 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-08-02 | 36 | 45 | 8 | -9 | |
| YouGov/Sun | 2011-08-01 | 35 | 42 | 11 | -7 | |
| YouGov/Sunday Times | 2011-07-29 | 35 | 44 | 9 | -9 | |
| YouGov/Sun | 2011-07-28 | 36 | 42 | 11 | -6 | |
| YouGov/Sun | 2011-07-27 | 36 | 43 | 8 | -7 | |
| YouGov/Sun | 2011-07-26 | 35 | 44 | 9 | -9 | |
| YouGov/Sun | 2011-07-25 | 37 | 41 | 10 | -4 | |
| ComRes/Independent | 2011-07-24 | 34 | 40 | 13 | -6 | |
| YouGov/Sunday Times | 2011-07-22 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-07-21 | 36 | 44 | 9 | -8 | |
| Angus Reid/ | 2011-07-20 | 34 | 41 | 10 | -7 | |
| YouGov/Sun | 2011-07-20 | 35 | 43 | 11 | -8 | |
| YouGov/Sun | 2011-07-19 | 36 | 43 | 8 | -7 | |
| Ipsos-MORI/Reuters | 2011-07-18 | 32 | 39 | 11 | -7 | |
| YouGov/Sun | 2011-07-18 | 37 | 42 | 9 | -5 | |
| Populus/Times | 2011-07-17 | 34 | 39 | 11 | -5 | |
| ICM/Guardian | 2011-07-17 | 37 | 36 | 16 | 1 | |
| YouGov/Sunday Times | 2011-07-15 | 36 | 42 | 11 | -6 | |
| ComRes/Independent on Sunday (O) | 2011-07-14 | 36 | 40 | 10 | -4 | |
| YouGov/Sun | 2011-07-14 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-07-13 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-07-12 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-07-11 | 35 | 43 | 10 | -8 | |
| YouGov/Sunday Times | 2011-07-08 | 35 | 44 | 8 | -9 | |
| YouGov/Sun | 2011-07-07 | 37 | 43 | 8 | -6 | |
| YouGov/Sun | 2011-07-06 | 35 | 43 | 9 | -8 | |
| YouGov/Sun | 2011-07-05 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-07-04 | 37 | 43 | 9 | -6 | |
| YouGov/Sunday Times | 2011-07-01 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-06-30 | 37 | 42 | 8 | -5 | |
| YouGov/Sun | 2011-06-29 | 37 | 41 | 10 | -4 | |
| YouGov/Sun | 2011-06-28 | 36 | 43 | 8 | -7 | |
| YouGov/Sun | 2011-06-27 | 37 | 42 | 10 | -5 | |
| ComRes/Independent | 2011-06-26 | 36 | 40 | 11 | -4 | |
| YouGov/Sunday Times | 2011-06-24 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-06-23 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-06-22 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-06-21 | 37 | 42 | 8 | -5 | |
| YouGov/Sun | 2011-06-20 | 37 | 43 | 9 | -6 | |
| Ipsos-MORI/Reuters | 2011-06-19 | 37 | 39 | 11 | -2 | |
| ICM/Guardian | 2011-06-19 | 37 | 39 | 12 | -2 | |
| YouGov/Sunday Times | 2011-06-17 | 37 | 42 | 10 | -5 | |
| ComRes/Independent on Sunday (O) | 2011-06-16 | 37 | 37 | 11 | 0 | |
| YouGov/Sun | 2011-06-16 | 37 | 43 | 9 | -6 | |
| YouGov/Sun | 2011-06-15 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-06-14 | 37 | 42 | 10 | -5 | |
| YouGov/Sun | 2011-06-13 | 37 | 42 | 10 | -5 | |
| Populus/Times | 2011-06-12 | 39 | 40 | 9 | -1 | |
| YouGov/Sunday Times | 2011-06-10 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-06-09 | 37 | 43 | 8 | -6 | |
| YouGov/Sun | 2011-06-08 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-06-07 | 36 | 44 | 8 | -8 | |
| YouGov/Sun | 2011-06-06 | 37 | 43 | 9 | -6 | |
| YouGov/Sunday Times | 2011-06-03 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-06-02 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-06-01 | 39 | 41 | 9 | -2 | |
| YouGov/Sun | 2011-05-31 | 37 | 42 | 9 | -5 | |
| ComRes/Independent | 2011-05-29 | 37 | 37 | 12 | 0 | |
| YouGov/Sunday Times | 2011-05-27 | 37 | 43 | 9 | -6 | |
| YouGov/Sun | 2011-05-26 | 37 | 43 | 8 | -6 | |
| YouGov/Sun | 2011-05-25 | 37 | 41 | 10 | -4 | |
| Ipsos-MORI/Reuters | 2011-05-24 | 35 | 42 | 10 | -7 | |
| YouGov/Sun | 2011-05-24 | 38 | 42 | 9 | -4 | |
| YouGov/Sun | 2011-05-23 | 38 | 42 | 10 | -4 | |
| YouGov/Sunday Times | 2011-05-20 | 37 | 42 | 8 | -5 | |
| YouGov/Sun | 2011-05-19 | 38 | 40 | 10 | -2 | |
| YouGov/Sun | 2011-05-18 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-05-17 | 39 | 41 | 9 | -2 | |
| YouGov/Sun | 2011-05-16 | 38 | 41 | 10 | -3 | |
| ComRes/Independent on Sunday (O) | 2011-05-15 | 38 | 39 | 11 | -1 | |
| YouGov/Sunday Times | 2011-05-13 | 36 | 41 | 9 | -5 | |
| YouGov/Sun | 2011-05-12 | 39 | 41 | 9 | -2 | |
| YouGov/Sun | 2011-05-11 | 36 | 42 | 8 | -6 | |
| YouGov/Sun | 2011-05-10 | 38 | 40 | 9 | -2 | |
| YouGov/Sun | 2011-05-09 | 38 | 42 | 8 | -4 | |
| Opinium/ | 2011-05-09 | 35 | 38 | 9 | -3 | |
| Populus/Times | 2011-05-08 | 37 | 39 | 11 | -2 | |
| YouGov/Sunday Times | 2011-05-06 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2011-05-05 | 37 | 39 | 10 | -2 | |
| YouGov/Sun | 2011-05-04 | 36 | 40 | 11 | -4 | |
| ICM/Guardian | 2011-05-03 | 36 | 37 | 15 | -1 | |
| YouGov/Sun | 2011-05-03 | 37 | 42 | 10 | -5 | |
| Opinium/ | 2011-05-02 | 35 | 37 | 11 | -2 | |
| ComRes/Independent | 2011-05-01 | 34 | 37 | 15 | -3 | |
| YouGov/Sunday Times | 2011-04-29 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2011-04-28 | 36 | 41 | 12 | -5 | |
| YouGov/Sun | 2011-04-27 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-04-26 | 36 | 41 | 10 | -5 | |
| YouGov/Sun | 2011-04-21 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-04-20 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-04-19 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-04-18 | 36 | 42 | 9 | -6 | |
| Ipsos-MORI/Reuters | 2011-04-17 | 40 | 40 | 9 | 0 | |
| ICM/Guardian | 2011-04-17 | 35 | 37 | 15 | -2 | |
| ComRes/Independent on Sunday (O) | 2011-04-15 | 35 | 39 | 10 | -4 | |
| YouGov/Sunday Times | 2011-04-15 | 37 | 41 | 9 | -4 | |
| YouGov/Sun | 2011-04-14 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-04-13 | 35 | 44 | 10 | -9 | |
| YouGov/Sun | 2011-04-12 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-04-11 | 36 | 42 | 10 | -6 | |
| Populus/Times | 2011-04-10 | 36 | 40 | 11 | -4 | |
| Angus Reid/ | 2011-04-10 | 31 | 42 | 11 | -11 | |
| YouGov/Sunday Times | 2011-04-08 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-04-07 | 35 | 44 | 10 | -9 | |
| YouGov/Sun | 2011-04-06 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-04-05 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-04-04 | 37 | 42 | 9 | -5 | |
| YouGov/Sunday Times | 2011-04-01 | 36 | 42 | 11 | -6 | |
| YouGov/Sun | 2011-03-31 | 35 | 42 | 10 | -7 | |
| YouGov/Sun | 2011-03-30 | 35 | 45 | 9 | -10 | |
| YouGov/Sun | 2011-03-29 | 36 | 42 | 10 | -6 | |
| Opinium/ | 2011-03-28 | 34 | 37 | 11 | -3 | |
| YouGov/Sun | 2011-03-28 | 38 | 44 | 9 | -6 | |
| ComRes/Independent | 2011-03-27 | 35 | 41 | 13 | -6 | |
| Opinium/ | 2011-03-25 | 36 | 36 | 11 | 0 | |
| YouGov/Sunday Times | 2011-03-25 | 38 | 41 | 11 | -3 | |
| ICM/Guardian | 2011-03-24 | 37 | 36 | 16 | 1 | |
| YouGov/Sun | 2011-03-24 | 37 | 41 | 11 | -4 | |
| YouGov/Sun | 2011-03-23 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-03-22 | 35 | 42 | 9 | -7 | |
| Opinium/ | 2011-03-21 | 36 | 36 | 11 | 0 | |
| YouGov/Sun | 2011-03-21 | 36 | 43 | 9 | -7 | |
| Angus Reid/ | 2011-03-21 | 32 | 41 | 10 | -9 | |
| YouGov/Sunday Times | 2011-03-18 | 37 | 43 | 9 | -6 | |
| Opinium/ | 2011-03-17 | 35 | 39 | 11 | -4 | |
| YouGov/Sun | 2011-03-17 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-03-16 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-03-15 | 35 | 45 | 9 | -10 | |
| YouGov/Sun | 2011-03-14 | 35 | 44 | 9 | -9 | |
| Ipsos-MORI/Reuters | 2011-03-13 | 37 | 41 | 10 | -4 | |
| YouGov/Sunday Times | 2011-03-11 | 33 | 44 | 10 | -11 | |
| ComRes/Independent on Sunday (O) | 2011-03-10 | 37 | 40 | 11 | -3 | |
| YouGov/Sun | 2011-03-10 | 34 | 45 | 9 | -11 | |
| YouGov/Sun | 2011-03-09 | 36 | 42 | 9 | -6 | |
| YouGov/Sun | 2011-03-08 | 36 | 44 | 10 | -8 | |
| Opinium/ | 2011-03-07 | 36 | 39 | 9 | -3 | |
| YouGov/Sun | 2011-03-07 | 36 | 42 | 9 | -6 | |
| Populus/Times | 2011-03-06 | 35 | 41 | 11 | -6 | |
| YouGov/Sunday Times | 2011-03-04 | 35 | 43 | 10 | -8 | |
| Angus Reid/ | 2011-03-04 | 33 | 41 | 10 | -8 | |
| YouGov/Sun | 2011-03-03 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-03-02 | 36 | 41 | 11 | -5 | |
| YouGov/Sun | 2011-03-01 | 34 | 43 | 11 | -9 | |
| YouGov/Sun | 2011-02-28 | 36 | 43 | 10 | -7 | |
| ComRes/Independent | 2011-02-27 | 35 | 39 | 12 | -4 | |
| YouGov/Sunday Times | 2011-02-25 | 36 | 44 | 10 | -8 | |
| Opinium/ | 2011-02-24 | 36 | 38 | 11 | -2 | |
| YouGov/Sun | 2011-02-24 | 38 | 42 | 10 | -4 | |
| YouGov/Sun | 2011-02-23 | 38 | 44 | 11 | -6 | |
| YouGov/Sun | 2011-02-22 | 37 | 43 | 9 | -6 | |
| YouGov/Sun | 2011-02-21 | 36 | 42 | 11 | -6 | |
| ICM/Guardian | 2011-02-20 | 35 | 38 | 18 | -3 | |
| YouGov/Sunday Times | 2011-02-18 | 37 | 41 | 10 | -4 | |
| YouGov/Sun | 2011-02-17 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-02-16 | 35 | 45 | 10 | -10 | |
| Opinium/ | 2011-02-15 | 35 | 36 | 12 | -1 | |
| YouGov/Sun | 2011-02-15 | 37 | 44 | 10 | -7 | |
| YouGov/Sun | 2011-02-14 | 36 | 44 | 10 | -8 | |
| Ipsos-MORI/Reuters | 2011-02-12 | 33 | 43 | 13 | -10 | |
| YouGov/Sunday Times | 2011-02-11 | 35 | 45 | 9 | -10 | |
| ComRes/Independent on Sunday (O) | 2011-02-10 | 36 | 42 | 11 | -6 | |
| Angus Reid/ | 2011-02-10 | 34 | 40 | 11 | -5 | |
| YouGov/Sun | 2011-02-10 | 35 | 44 | 10 | -9 | |
| YouGov/Sun | 2011-02-09 | 36 | 43 | 10 | -7 | |
| Opinium/ | 2011-02-08 | 36 | 38 | 11 | -2 | |
| YouGov/Sun | 2011-02-08 | 35 | 43 | 10 | -8 | |
| YouGov/Sun | 2011-02-07 | 37 | 43 | 9 | -6 | |
| Populus/Times | 2011-02-06 | 36 | 39 | 11 | -3 | |
| YouGov/Sunday Times | 2011-02-04 | 36 | 42 | 10 | -6 | |
| YouGov/Sun | 2011-02-03 | 37 | 44 | 9 | -7 | |
| YouGov/Sun | 2011-02-02 | 36 | 44 | 9 | -8 | |
| Opinium/ | 2011-02-02 | 35 | 40 | 11 | -5 | |
| YouGov/Sun | 2011-02-01 | 39 | 44 | 8 | -5 | |
| YouGov/Sun | 2011-01-31 | 40 | 42 | 8 | -2 | |
| ComRes/Independent | 2011-01-30 | 34 | 43 | 10 | -9 | |
| Angus Reid/Sunday Express | 2011-01-28 | 32 | 43 | 11 | -11 | |
| YouGov/Sunday Times | 2011-01-28 | 39 | 43 | 8 | -4 | |
| YouGov/Sun | 2011-01-27 | 38 | 44 | 8 | -6 | |
| YouGov/Sun | 2011-01-26 | 39 | 41 | 10 | -2 | |
| Opinium/ | 2011-01-25 | 34 | 38 | 12 | -4 | |
| YouGov/Sun | 2011-01-25 | 37 | 43 | 10 | -6 | |
| Angus Reid/ | 2011-01-25 | 33 | 41 | 12 | -8 | |
| YouGov/Sun | 2011-01-24 | 37 | 42 | 11 | -5 | |
| Ipsos-MORI/Reuters | 2011-01-24 | 33 | 43 | 13 | -10 | |
| ICM/Guardian | 2011-01-23 | 35 | 39 | 15 | -4 | |
| YouGov/Sunday Times | 2011-01-21 | 39 | 43 | 9 | -4 | |
| YouGov/Sun | 2011-01-20 | 36 | 43 | 10 | -7 | |
| YouGov/Sun | 2011-01-19 | 37 | 42 | 9 | -5 | |
| YouGov/Sun | 2011-01-18 | 39 | 44 | 8 | -5 | |
| YouGov/Sun | 2011-01-17 | 37 | 42 | 9 | -5 | |
| Opinium/ | 2011-01-14 | 35 | 38 | 12 | -3 | |
| YouGov/Sunday Times | 2011-01-14 | 37 | 43 | 9 | -6 | |
| ComRes/Independent on Sunday (O) | 2011-01-13 | 36 | 40 | 10 | -4 | |
| YouGov/Sun | 2011-01-13 | 41 | 41 | 8 | 0 | |
| YouGov/Sun | 2011-01-12 | 36 | 43 | 9 | -7 | |
| YouGov/Sun | 2011-01-11 | 40 | 41 | 7 | -1 | |
| YouGov/Sun | 2011-01-10 | 40 | 43 | 8 | -3 | |
| ComRes/Independent | 2011-01-09 | 34 | 42 | 12 | -8 | |
| YouGov/Sunday Times | 2011-01-07 | 38 | 41 | 10 | -3 | |
| Angus Reid/ | 2011-01-06 | 35 | 40 | 12 | -5 | |
| YouGov/Sun | 2011-01-06 | 39 | 43 | 7 | -4 | |
| Opinium/ | 2011-01-05 | 37 | 39 | 11 | -2 | |
| YouGov/Sun | 2011-01-05 | 40 | 41 | 10 | -1 | |
| YouGov/Sun | 2011-01-04 | 40 | 42 | 8 | -2 | |
| YouGov/Sun | 2010-12-23 | 39 | 41 | 9 | -2 | |
| YouGov/Sun | 2010-12-22 | 41 | 42 | 8 | -1 | |
| YouGov/Sun | 2010-12-21 | 40 | 42 | 9 | -2 | |
| Angus Reid/ | 2010-12-20 | 35 | 41 | 9 | -6 | |
| YouGov/Sun | 2010-12-20 | 40 | 43 | 8 | -3 | |
| YouGov/Sunday Times | 2010-12-19 | 39 | 42 | 9 | -3 | |
| ICM/Guardian | 2010-12-19 | 37 | 39 | 13 | -2 | |
| Opinium/ | 2010-12-17 | 37 | 37 | 12 | 0 | |
| ComRes/Independent on Sunday (O) | 2010-12-16 | 37 | 39 | 11 | -2 | |
| YouGov/Sun | 2010-12-16 | 41 | 41 | 9 | 0 | |
| YouGov/Sun | 2010-12-15 | 42 | 40 | 8 | 2 | |
| YouGov/Sun | 2010-12-14 | 39 | 42 | 9 | -3 | |
| YouGov/Sun | 2010-12-13 | 41 | 42 | 9 | -1 | |
| Ipsos-MORI/Reuters | 2010-12-12 | 38 | 39 | 11 | -1 | |
| Opinium/ | 2010-12-10 | 37 | 36 | 12 | 1 | |
| YouGov/Sunday Times | 2010-12-10 | 40 | 42 | 9 | -2 | |
| YouGov/Sun | 2010-12-09 | 41 | 39 | 11 | 2 | |
| Opinium/ | 2010-12-08 | 38 | 37 | 11 | 1 | |
| YouGov/Sun | 2010-12-08 | 41 | 41 | 8 | 0 | |
| YouGov/Sun | 2010-12-07 | 42 | 39 | 9 | 3 | |
| YouGov/Sun | 2010-12-06 | 42 | 39 | 10 | 3 | |
| YouGov/Sunday Times | 2010-12-03 | 41 | 39 | 10 | 2 | |
| Opinium/ | 2010-12-02 | 38 | 34 | 13 | 4 | |
| YouGov/Sun | 2010-12-02 | 40 | 40 | 11 | 0 | |
| YouGov/Sun | 2010-12-01 | 41 | 38 | 11 | 3 | |
| YouGov/Sun | 2010-11-30 | 40 | 40 | 10 | 0 | |
| Angus Reid/PoliticalBetting | 2010-11-30 | 35 | 40 | 13 | -5 | |
| YouGov/Sun | 2010-11-29 | 40 | 40 | 10 | 0 | |
| ComRes/Independent | 2010-11-29 | 36 | 40 | 12 | -4 | |
| Opinium/ | 2010-11-26 | 37 | 35 | 14 | 2 | |
| YouGov/Sunday Times | 2010-11-26 | 40 | 40 | 9 | 0 | |
| YouGov/Sun | 2010-11-25 | 42 | 39 | 10 | 3 | |
| YouGov/Sun | 2010-11-24 | 40 | 40 | 9 | 0 | |
| YouGov/Sun | 2010-11-23 | 42 | 40 | 10 | 2 | |
| YouGov/Sun | 2010-11-22 | 41 | 38 | 11 | 3 | |
| ICM/Guardian | 2010-11-21 | 36 | 38 | 14 | -2 | |
| ComRes/Independent on Sunday (O) | 2010-11-19 | 37 | 38 | 13 | -1 | |
| YouGov/Sunday Times | 2010-11-19 | 40 | 38 | 11 | 2 | |
| YouGov/Sun | 2010-11-18 | 40 | 40 | 11 | 0 | |
| Opinium/ | 2010-11-17 | 38 | 34 | 13 | 4 | |
| YouGov/Sun | 2010-11-17 | 40 | 40 | 11 | 0 | |
| YouGov/Sun | 2010-11-16 | 37 | 42 | 10 | -5 | |
| YouGov/Sun | 2010-11-15 | 40 | 42 | 10 | -2 | |
| Ipsos-MORI/Reuters | 2010-11-14 | 36 | 39 | 14 | -3 | |
| YouGov/Sunday Times | 2010-11-12 | 39 | 41 | 10 | -2 | |
| YouGov/Sun | 2010-11-11 | 40 | 40 | 10 | 0 | |
| YouGov/Sun | 2010-11-10 | 42 | 37 | 11 | 5 | |
| Opinium/ | 2010-11-09 | 39 | 33 | 14 | 6 | |
| YouGov/Sun | 2010-11-09 | 40 | 39 | 13 | 1 | |
| YouGov/Sun | 2010-11-08 | 42 | 39 | 11 | 3 | |
| YouGov/Sunday Times | 2010-11-05 | 40 | 39 | 12 | 1 | |
| YouGov/Sun | 2010-11-04 | 40 | 39 | 11 | 1 | |
| YouGov/Sun | 2010-11-03 | 40 | 40 | 9 | 0 | |
| YouGov/Sun | 2010-11-02 | 41 | 40 | 11 | 1 | |
| YouGov/Sun | 2010-11-01 | 41 | 39 | 11 | 2 | |
| ComRes/Independent | 2010-10-30 | 35 | 37 | 16 | -2 | |
| Opinium/ | 2010-10-29 | 38 | 35 | 13 | 3 | |
| YouGov/Sunday Times | 2010-10-29 | 42 | 37 | 13 | 5 | |
| Angus Reid/ | 2010-10-28 | 35 | 37 | 15 | -2 | |
| YouGov/Sun | 2010-10-28 | 41 | 39 | 11 | 2 | |
| YouGov/Sun | 2010-10-27 | 41 | 39 | 12 | 2 | |
| YouGov/Sun | 2010-10-26 | 40 | 38 | 12 | 2 | |
| YouGov/Sun | 2010-10-25 | 40 | 40 | 11 | 0 | |
| Populus/Times | 2010-10-24 | 37 | 38 | 15 | -1 | |
| ICM/Guardian | 2010-10-24 | 39 | 36 | 16 | 3 | |
| YouGov/Sunday Times | 2010-10-22 | 41 | 40 | 10 | 1 | |
| ICM/News of the World | 2010-10-22 | 40 | 36 | 16 | 4 | |
| YouGov/Sun | 2010-10-21 | 41 | 40 | 10 | 1 | |
| YouGov/Sun | 2010-10-20 | 41 | 39 | 11 | 2 | |
| YouGov/Sun | 2010-10-19 | 42 | 39 | 11 | 3 | |
| YouGov/Sun | 2010-10-18 | 41 | 39 | 12 | 2 | |
| Ipsos-MORI/Reuters | 2010-10-17 | 39 | 36 | 14 | 3 | |
| YouGov/Sunday Times | 2010-10-17 | 41 | 39 | 11 | 2 | |
| ComRes/Independent on Sunday (O) | 2010-10-15 | 40 | 34 | 14 | 6 | |
| YouGov/Sun | 2010-10-14 | 42 | 38 | 12 | 4 | |
| YouGov/Sun | 2010-10-13 | 41 | 40 | 11 | 1 | |
| YouGov/Sun | 2010-10-12 | 43 | 36 | 12 | 7 | |
| YouGov/Sun | 2010-10-11 | 42 | 38 | 12 | 4 | |
| YouGov/Sunday Times | 2010-10-08 | 42 | 38 | 12 | 4 | |
| YouGov/Sun | 2010-10-07 | 42 | 38 | 12 | 4 | |
| ICM/Sunday Telegraph | 2010-10-07 | 38 | 34 | 18 | 4 | |
| YouGov/Sun | 2010-10-06 | 42 | 40 | 11 | 2 | |
| YouGov/Sun | 2010-10-05 | 43 | 39 | 11 | 4 | |
| YouGov/Sun | 2010-10-04 | 41 | 39 | 12 | 2 | |
| ComRes/Independent (O) | 2010-10-01 | 39 | 36 | 15 | 3 | |
| Angus Reid/Sunday Express | 2010-10-01 | 35 | 38 | 16 | -3 | |
| BPIX/Mail on Sunday | 2010-10-01 | 41 | 37 | 13 | 4 | |
| YouGov/Sunday Times | 2010-10-01 | 39 | 41 | 11 | -2 | |
| YouGov/Sun | 2010-09-30 | 41 | 39 | 12 | 2 | |
| YouGov/Sun | 2010-09-29 | 41 | 39 | 12 | 2 | |
| ICM/Guardian | 2010-09-29 | 35 | 37 | 18 | -2 | |
| YouGov/Sun | 2010-09-28 | 41 | 40 | 12 | 1 | |
| YouGov/Sun | 2010-09-27 | 39 | 40 | 12 | -1 | |
| YouGov/Sunday Times | 2010-09-24 | 39 | 38 | 15 | 1 | |
| YouGov/Sun | 2010-09-23 | 41 | 37 | 13 | 4 | |
| YouGov/Sun | 2010-09-22 | 43 | 36 | 14 | 7 | |
| YouGov/Sun | 2010-09-21 | 39 | 39 | 13 | 0 | |
| YouGov/Sun | 2010-09-20 | 42 | 38 | 11 | 4 | |
| Opinium/ | 2010-09-17 | 37 | 35 | 13 | 2 | |
| YouGov/Sunday Times | 2010-09-17 | 41 | 39 | 13 | 2 | |
| ComRes/Independent on Sunday (O) | 2010-09-16 | 37 | 35 | 15 | 2 | |
| YouGov/Sun | 2010-09-16 | 41 | 38 | 12 | 3 | |
| YouGov/Sun | 2010-09-15 | 42 | 39 | 12 | 3 | |
| YouGov/Sun | 2010-09-14 | 40 | 39 | 12 | 1 | |
| YouGov/Sun | 2010-09-13 | 41 | 38 | 12 | 3 | |
| Ipsos-MORI/Reuters | 2010-09-12 | 37 | 37 | 15 | 0 | |
| Populus/Times | 2010-09-12 | 39 | 37 | 14 | 2 | |
| YouGov/Sunday Times | 2010-09-10 | 42 | 38 | 14 | 4 | |
| YouGov/Sun | 2010-09-09 | 42 | 37 | 14 | 5 | |
| YouGov/Sun | 2010-09-08 | 43 | 38 | 12 | 5 | |
| YouGov/Sun | 2010-09-07 | 42 | 38 | 13 | 4 | |
| YouGov/Sun | 2010-09-06 | 42 | 37 | 13 | 5 | |
| ComRes/Independent | 2010-09-05 | 38 | 34 | 18 | 4 | |
| YouGov/Sunday Times | 2010-09-03 | 42 | 37 | 12 | 5 | |
| YouGov/Sun | 2010-09-02 | 42 | 37 | 12 | 5 | |
| YouGov/Sun | 2010-09-01 | 43 | 37 | 12 | 6 | |
| YouGov/Sun | 2010-08-31 | 43 | 38 | 11 | 5 | |
| YouGov/Sunday Times | 2010-08-27 | 41 | 37 | 13 | 4 | |
| YouGov/Sun | 2010-08-26 | 42 | 37 | 12 | 5 | |
| YouGov/Sun | 2010-08-25 | 42 | 37 | 12 | 5 | |
| YouGov/Sun | 2010-08-24 | 41 | 38 | 13 | 3 | |
| YouGov/Sun | 2010-08-23 | 41 | 39 | 12 | 2 | |
| YouGov/Sunday Times | 2010-08-20 | 41 | 38 | 12 | 3 | |
| YouGov/Sun | 2010-08-19 | 41 | 37 | 14 | 4 | |
| YouGov/Sun | 2010-08-18 | 44 | 36 | 12 | 8 | |
| YouGov/Sun | 2010-08-17 | 42 | 37 | 14 | 5 | |
| YouGov/Sun | 2010-08-16 | 41 | 37 | 15 | 4 | |
| ComRes/Mirror/GMTV | 2010-08-15 | 39 | 33 | 15 | 6 | |
| ICM/Guardian | 2010-08-15 | 37 | 37 | 18 | 0 | |
| Harris/Daily Mail | 2010-08-13 | 38 | 36 | 16 | 2 | |
| Opinium/ | 2010-08-13 | 39 | 30 | 16 | 9 | |
| YouGov/Sunday Times | 2010-08-13 | 42 | 37 | 13 | 5 | |
| YouGov/Sun | 2010-08-12 | 42 | 37 | 14 | 5 | |
| YouGov/Sun | 2010-08-11 | 41 | 37 | 15 | 4 | |
| YouGov/Sun | 2010-08-10 | 42 | 38 | 14 | 4 | |
| YouGov/Sun | 2010-08-09 | 40 | 36 | 15 | 4 | |
| ComRes/Independent | 2010-08-08 | 39 | 33 | 16 | 6 | |
| YouGov/Sunday Times | 2010-08-06 | 42 | 36 | 13 | 6 | |
| YouGov/Sun | 2010-08-05 | 44 | 36 | 13 | 8 | |
| YouGov/Sun | 2010-08-04 | 42 | 36 | 13 | 6 | |
| YouGov/Sun | 2010-08-03 | 41 | 36 | 13 | 5 | |
| YouGov/Sun | 2010-08-02 | 42 | 38 | 12 | 6 | |
| YouGov/Sunday Times | 2010-07-30 | 42 | 38 | 12 | 4 | |
| YouGov/Sun | 2010-07-29 | 41 | 35 | 15 | 6 | |
| YouGov/Sun | 2010-07-28 | 42 | 36 | 14 | 6 | |
| YouGov/Sun | 2010-07-27 | 42 | 37 | 14 | 5 | |
| YouGov/Sun | 2010-07-26 | 42 | 35 | 15 | 7 | |
| ICM/Guardian | 2010-07-25 | 38 | 34 | 19 | 4 | |
| Ipsos-MORI/Reuters | 2010-07-25 | 40 | 38 | 14 | 2 | |
| YouGov/Sunday Times | 2010-07-23 | 41 | 36 | 14 | 5 | |
| YouGov/Sun | 2010-07-22 | 43 | 35 | 15 | 8 | |
| YouGov/Sun | 2010-07-21 | 44 | 35 | 13 | 9 | |
| YouGov/Sun | 2010-07-20 | 43 | 35 | 14 | 8 | |
| YouGov/Sun | 2010-07-19 | 42 | 35 | 15 | 7 | |
| YouGov/Sunday Times | 2010-07-16 | 40 | 37 | 15 | 3 | |
| YouGov/Sun | 2010-07-15 | 43 | 34 | 15 | 9 | |
| YouGov/Sun | 2010-07-14 | 43 | 34 | 15 | 9 | |
| YouGov/Sun | 2010-07-13 | 42 | 35 | 15 | 7 | |
| YouGov/Sun | 2010-07-12 | 42 | 35 | 15 | 7 | |
| Opinium/ | 2010-07-09 | 38 | 34 | 16 | 4 | |
| YouGov/Sunday Times | 2010-07-09 | 42 | 34 | 17 | 6 | |
| YouGov/Sun | 2010-07-08 | 42 | 35 | 16 | 7 | |
| YouGov/Sun | 2010-07-07 | 40 | 36 | 17 | 4 | |
| YouGov/Sun | 2010-07-06 | 41 | 36 | 15 | 5 | |
| YouGov/Sun | 2010-07-05 | 40 | 36 | 16 | 4 | |
| Opinium/ | 2010-07-02 | 37 | 33 | 18 | 4 | |
| YouGov/Sunday Times | 2010-07-02 | 41 | 36 | 16 | 5 | |
| YouGov/Sun | 2010-07-01 | 42 | 35 | 16 | 7 | |
| YouGov/Sun | 2010-06-30 | 42 | 36 | 15 | 6 | |
| YouGov/Sun | 2010-06-29 | 42 | 36 | 15 | 6 | |
| YouGov/Sun | 2010-06-28 | 42 | 35 | 16 | 7 | |
| ComRes/Independent | 2010-06-27 | 40 | 31 | 18 | 9 | |
| YouGov/Sunday Times | 2010-06-25 | 43 | 36 | 16 | 7 | |
| ICM/Sunday Telegraph | 2010-06-24 | 41 | 35 | 16 | 6 | |
| YouGov/Sun | 2010-06-24 | 43 | 34 | 17 | 9 | |
| Populus/Times | 2010-06-23 | 39 | 33 | 18 | 6 | |
| YouGov/Sun | 2010-06-23 | 42 | 34 | 17 | 8 | |
| YouGov/Sun | 2010-06-22 | 41 | 37 | 15 | 4 | |
| YouGov/Sun | 2010-06-21 | 41 | 33 | 18 | 8 | |
| Ipsos-MORI/Reuters | 2010-06-20 | 39 | 31 | 19 | 8 | |
| ICM/Guardian | 2010-06-20 | 39 | 31 | 21 | 8 | |
| Opinium/ | 2010-06-18 | 40 | 31 | 19 | 9 | |
| YouGov/Sunday Times | 2010-06-18 | 39 | 34 | 19 | 5 | |
| ComRes/Independent on Sunday | 2010-06-17 | 36 | 30 | 23 | 6 | |
| YouGov/Sunday Times | 2010-06-11 | 40 | 32 | 18 | 8 | |
| BPIX/Mail on Sunday | 2010-06-11 | 39 | 32 | 19 | 7 | |
| Harris/Metro | 2010-06-09 | 36 | 30 | 25 | 6 | |
| Opinium/ | 2010-06-04 | 42 | 28 | 19 | 14 | |
| ComRes/Independent | 2010-05-31 | 37 | 33 | 21 | 4 | |
| ICM/Guardian | 2010-05-23 | 39 | 32 | 21 | 7 | |
| Opinium/ | 2010-05-21 | 38 | 29 | 21 | 9 | |
| YouGov/Sunday Times | 2010-05-21 | 39 | 32 | 21 | 7 | |
| YouGov/Sunday Times | 2010-05-14 | 37 | 34 | 21 | 3 | |
| ComRes/Independent on Sunday/S. Mirror | 2010-05-13 | 38 | 34 | 21 | 4 | |
| ICM/Sunday Telegraph | 2010-05-13 | 38 | 33 | 21 | 5 |
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