Voting Intention
Voting Intention since 2005
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 (%) | LDEM (%) | Con Lead | |
| YouGov/Sun | 2010-04-15 | 37 | 31 | 22 | 6 |
| YouGov/Sun | 2010-04-14 | 41 | 32 | 18 | 9 |
| TNS BMRB/ | 2010-04-13 | 36 | 33 | 22 | 3 |
| Harris/Metro | 2010-04-13 | 36 | 27 | 23 | 9 |
| ComRes/Independent/ITV | 2010-04-13 | 35 | 29 | 21 | 6 |
| YouGov/Sun | 2010-04-13 | 39 | 31 | 20 | 8 |
| Populus/Times | 2010-04-13 | 36 | 33 | 21 | 3 |
| ComRes/Independent/ITV | 2010-04-12 | 36 | 31 | 19 | 5 |
| YouGov/Sun | 2010-04-12 | 39 | 33 | 20 | 6 |
| Angus Reid/Political Betting | 2010-04-12 | 38 | 28 | 22 | 10 |
| Opinium/Express | 2010-04-12 | 39 | 31 | 17 | 8 |
| ComRes/Independent/ITV | 2010-04-11 | 37 | 30 | 20 | 7 |
| YouGov/Sun | 2010-04-11 | 37 | 31 | 20 | 6 |
| ICM/Guardian | 2010-04-11 | 37 | 31 | 20 | 6 |
| BPIX/Mail on Sunday | 2010-04-10 | 38 | 31 | 20 | 7 |
| YouGov/Sunday Times | 2010-04-10 | 40 | 32 | 18 | 8 |
| ComRes/Ind on Sun/S. Mirror | 2010-04-10 | 39 | 32 | 16 | 7 |
| YouGov/Sun | 2010-04-09 | 40 | 30 | 20 | 10 |
| Harris/Daily Mail | 2010-04-08 | 37 | 27 | 22 | 10 |
| YouGov/Sun | 2010-04-08 | 40 | 31 | 18 | 9 |
| ICM/Sunday Telegraph | 2010-04-07 | 38 | 30 | 21 | 8 |
| YouGov/Sun | 2010-04-07 | 37 | 32 | 19 | 5 |
| Populus/Times | 2010-04-07 | 39 | 32 | 21 | 7 |
| Angus Reid/Political Betting | 2010-04-07 | 37 | 26 | 22 | 11 |
| Harris/Metro | 2010-04-06 | 37 | 28 | 20 | 9 |
| YouGov/Sun | 2010-04-06 | 40 | 32 | 17 | 8 |
| YouGov/Sun | 2010-04-05 | 41 | 31 | 18 | 10 |
| Opinium/Express | 2010-04-05 | 39 | 29 | 17 | 10 |
| ICM/Guardian | 2010-04-03 | 37 | 33 | 21 | 4 |
| YouGov/Sunday Times | 2010-04-02 | 39 | 29 | 20 | 10 |
| Angus Reid/Sunday Express | 2010-04-01 | 38 | 27 | 20 | 11 |
| YouGov/Sun | 2010-04-01 | 39 | 31 | 19 | 8 |
| ICM/Guardian | 2010-03-31 | 38 | 29 | 23 | 9 |
| YouGov/Sun | 2010-03-31 | 38 | 32 | 19 | 6 |
| Angus Reid/Political Betting | 2010-03-31 | 37 | 28 | 22 | 9 |
| TNS BMRB/ | 2010-03-30 | 38 | 33 | 19 | 5 |
| YouGov/Sun | 2010-03-30 | 38 | 31 | 19 | 7 |
| Harris/Metro | 2010-03-29 | 37 | 27 | 19 | 10 |
| YouGov/Sun | 2010-03-29 | 39 | 32 | 18 | 7 |
| Opinium/Express | 2010-03-29 | 38 | 28 | 18 | 10 |
| ComRes/Independent | 2010-03-28 | 37 | 30 | 20 | 7 |
| BPIX/Mail on Sunday | 2010-03-27 | 37 | 30 | 20 | 7 |
| YouGov/Sunday Times | 2010-03-26 | 37 | 32 | 19 | 5 |
| ICM/News of the World | 2010-03-25 | 39 | 31 | 19 | 8 |
| YouGov/Sun | 2010-03-25 | 37 | 33 | 18 | 4 |
| YouGov/Sun | 2010-03-24 | 36 | 34 | 17 | 2 |
| YouGov/Sun | 2010-03-23 | 37 | 33 | 18 | 4 |
| Harris/Metro | 2010-03-22 | 35 | 28 | 17 | 7 |
| Ipsos-MORI/Mirror | 2010-03-22 | 35 | 30 | 21 | 5 |
| YouGov/Sun | 2010-03-22 | 36 | 32 | 20 | 4 |
| Opinium/Express | 2010-03-22 | 37 | 30 | 15 | 7 |
| YouGov/Sunday Times | 2010-03-19 | 38 | 31 | 19 | 7 |
| ICM/News of the World | 2010-03-18 | 38 | 32 | 19 | 6 |
| YouGov/Sun | 2010-03-18 | 36 | 32 | 20 | 4 |
| YouGov/Sun | 2010-03-17 | 36 | 32 | 20 | 4 |
| Angus Reid/Political Betting | 2010-03-17 | 39 | 26 | 21 | 13 |
| YouGov/Sun | 2010-03-16 | 37 | 32 | 19 | 5 |
| Harris/Metro | 2010-03-16 | 36 | 28 | 18 | 8 |
| YouGov/Sun | 2010-03-15 | 37 | 32 | 21 | 5 |
| Opinium/Express | 2010-03-15 | 39 | 28 | 16 | 11 |
| ICM/Guardian | 2010-03-14 | 40 | 31 | 20 | 9 |
| YouGov/Sunday Times | 2010-03-12 | 37 | 33 | 17 | 4 |
| ICM/Sunday Telegraph | 2010-03-11 | 38 | 31 | 21 | 7 |
| YouGov/Sun | 2010-03-11 | 37 | 34 | 17 | 3 |
| Angus Reid/Political Betting | 2010-03-11 | 39 | 26 | 18 | 13 |
| YouGov/Sun | 2010-03-10 | 37 | 32 | 17 | 5 |
| YouGov/Sun | 2010-03-09 | 36 | 32 | 20 | 4 |
| YouGov/Sun | 2010-03-08 | 39 | 34 | 16 | 5 |
| Opinium/Express | 2010-03-08 | 37 | 30 | 16 | 7 |
| Harris/Metro | 2010-03-08 | 37 | 29 | 18 | 8 |
| YouGov/Sunday Times | 2010-03-05 | 38 | 33 | 17 | 5 |
| BPIX/Mail on Sunday | 2010-03-05 | 36 | 34 | 18 | 2 |
| YouGov/Sun | 2010-03-04 | 38 | 32 | 17 | 6 |
| ICM/News of the World | 2010-03-04 | 40 | 31 | 18 | 9 |
| YouGov/Sun | 2010-03-03 | 38 | 32 | 19 | 6 |
| TNS BMRB/ | 2010-03-03 | 39 | 31 | 19 | 8 |
| YouGov/Sun | 2010-03-02 | 38 | 33 | 16 | 5 |
| YouGov/Sun | 2010-03-01 | 39 | 32 | 17 | 7 |
| ComRes/Independent | 2010-02-28 | 37 | 32 | 19 | 5 |
| YouGov/Sunday Times | 2010-02-26 | 37 | 35 | 17 | 2 |
| Opinium/ | 2010-02-26 | 39 | 29 | 15 | 10 |
| YouGov/Sun | 2010-02-25 | 39 | 33 | 16 | 6 |
| YouGov/Sun | 2010-02-24 | 38 | 32 | 19 | 6 |
| TNS BMRB/ | 2010-02-24 | 36 | 32 | 21 | 4 |
| YouGov/Sun | 2010-02-23 | 38 | 32 | 17 | 6 |
| YouGov/Sun | 2010-02-22 | 39 | 33 | 17 | 6 |
| Ipsos-MORI/Telegraph | 2010-02-22 | 37 | 32 | 19 | 5 |
| Harris/Metro | 2010-02-22 | 39 | 30 | 22 | 9 |
| ICM/Guardian | 2010-02-21 | 37 | 30 | 20 | 7 |
| Angus Reid/Political Betting | 2010-02-19 | 38 | 26 | 19 | 12 |
| YouGov/Sunday Times | 2010-02-19 | 39 | 33 | 17 | 6 |
| Opinium/ | 2010-02-19 | 40 | 27 | 17 | 13 |
| ComRes/Theos | 2010-02-18 | 38 | 30 | 20 | 8 |
| YouGov/Sun | 2010-02-18 | 39 | 32 | 18 | 7 |
| Angus Reid/Political Betting | 2010-02-17 | 40 | 26 | 18 | 14 |
| YouGov/Sun | 2010-02-17 | 39 | 30 | 18 | 9 |
| Opinium/ | 2010-02-13 | 39 | 29 | 14 | 10 |
| ComRes/Independent on Sunday | 2010-02-11 | 40 | 29 | 21 | 11 |
| Angus Reid/Political Betting | 2010-02-10 | 38 | 25 | 20 | 13 |
| Populus/Times | 2010-02-07 | 40 | 30 | 20 | 10 |
| Opinium/ | 2010-02-06 | 38 | 32 | 15 | 6 |
| ICM/Sunday Telegraph | 2010-02-04 | 39 | 30 | 20 | 9 |
| ComRes/Independent | 2010-01-31 | 38 | 31 | 19 | 7 |
| BPIX/Mail on Sunday | 2010-01-30 | 39 | 30 | 18 | 9 |
| YouGov/Telegraph | 2010-01-29 | 38 | 31 | 19 | 7 |
| Opinium/ | 2010-01-29 | 39 | 32 | 15 | 7 |
| YouGov/People | 2010-01-28 | 40 | 31 | 18 | 9 |
| Ipsos-MORI/Mirror | 2010-01-28 | 40 | 32 | 16 | 8 |
| Angus Reid/PoliticalBetting | 2010-01-27 | 40 | 24 | 19 | 16 |
| ICM/Guardian | 2010-01-24 | 40 | 29 | 21 | 11 |
| Opinium/ | 2010-01-23 | 37 | 30 | 15 | 7 |
| ComRes/Sunday Mirror | 2010-01-21 | 38 | 29 | 19 | 9 |
| Opinium/ | 2010-01-15 | 36 | 32 | 15 | 4 |
| YouGov/Sunday Times | 2010-01-15 | 40 | 31 | 18 | 9 |
| ComRes/Independent on Sunday | 2010-01-14 | 42 | 29 | 19 | 13 |
| Populus/Times | 2010-01-10 | 41 | 28 | 19 | 13 |
| Angus Reid/PoliticalBetting | 2010-01-10 | 40 | 24 | 20 | 16 |
| Opinium/ | 2010-01-08 | 38 | 32 | 15 | 6 |
| ICM/Sunday Telegraph | 2010-01-07 | 40 | 30 | 18 | 10 |
| YouGov/The Sun | 2010-01-07 | 42 | 30 | 16 | 12 |
| YouGov/The Sun | 2010-01-06 | 40 | 31 | 17 | 9 |
| YouGov/Telegraph | 2009-12-30 | 40 | 30 | 17 | 10 |
| Opinium/ | 2009-12-24 | 39 | 32 | 13 | 7 |
| ComRes/Independent | 2009-12-20 | 38 | 29 | 19 | 9 |
| Angus Reid/PoliticalBetting | 2009-12-18 | 40 | 24 | 20 | 16 |
| Opinium/ | 2009-12-18 | 38 | 28 | 15 | 10 |
| YouGov/People | 2009-12-17 | 40 | 28 | 18 | 12 |
| Ipsos-MORI/Observer | 2009-12-13 | 43 | 26 | 20 | 17 |
| ICM/Guardian | 2009-12-13 | 40 | 31 | 18 | 9 |
| YouGov/Sunday Times | 2009-12-11 | 40 | 31 | 16 | 9 |
| BPIX/Mail on Sunday | 2009-12-11 | 41 | 30 | 17 | 11 |
| ComRes/Independent on Sunday | 2009-12-10 | 41 | 24 | 21 | 17 |
| Angus Reid/PoliticalBetting | 2009-12-10 | 40 | 23 | 19 | 17 |
| Populus/Times | 2009-12-06 | 38 | 30 | 20 | 8 |
| YouGov/Sunday Times | 2009-12-04 | 40 | 27 | 18 | 13 |
| Opinium/ | 2009-12-04 | 37 | 30 | 12 | 7 |
| ICM/Sunday Telegraph | 2009-12-03 | 40 | 29 | 19 | 11 |
| ComRes/Independent | 2009-11-29 | 37 | 27 | 20 | 10 |
| Opinium/ | 2009-11-27 | 39 | 32 | 17 | 7 |
| YouGov/Telegraph | 2009-11-26 | 39 | 29 | 19 | 10 |
| Angus Reid/Political Betting | 2009-11-23 | 39 | 22 | 21 | 17 |
| Opinium/ | 2009-11-20 | 38 | 30 | 12 | 8 |
| Ipsos-MORI/Observer | 2009-11-15 | 37 | 31 | 17 | 6 |
| ICM/Guardian | 2009-11-15 | 42 | 29 | 19 | 13 |
| Opinium/ | 2009-11-13 | 39 | 29 | 16 | 10 |
| YouGov/Sunday Times | 2009-11-13 | 41 | 27 | 18 | 14 |
| ComRes/Independent on Sunday | 2009-11-12 | 39 | 25 | 17 | 14 |
| Populus/Times | 2009-11-08 | 39 | 29 | 18 | 10 |
| Opinium/ | 2009-11-06 | 40 | 29 | 14 | 11 |
| Angus Reid/PoliticalBetting | 2009-11-05 | 38 | 24 | 20 | 14 |
| YouGov/Channel 4 | 2009-11-05 | 41 | 27 | 17 | 14 |
| Opinium/ | 2009-10-30 | 41 | 30 | 15 | 11 |
| YouGov/Telegraph | 2009-10-29 | 41 | 28 | 16 | 13 |
| ICM/Sunday Telegraph | 2009-10-29 | 42 | 25 | 21 | 17 |
| ComRes/Independent | 2009-10-25 | 40 | 27 | 18 | 13 |
| YouGov/Telegraph | 2009-10-23 | 40 | 27 | 19 | 13 |
| Opinium/ | 2009-10-23 | 40 | 29 | 15 | 11 |
| ICM/Guardian | 2009-10-18 | 44 | 27 | 18 | 17 |
| Ipsos-MORI/ | 2009-10-18 | 43 | 26 | 19 | 17 |
| Angus Reid/Political Betting | 2009-10-16 | 40 | 23 | 20 | 17 |
| YouGov/Sunday Times | 2009-10-16 | 41 | 30 | 17 | 11 |
| Opinium/ | 2009-10-16 | 41 | 30 | 15 | 11 |
| ComRes/Independent on Sunday | 2009-10-15 | 40 | 28 | 19 | 12 |
| Populus/Times | 2009-10-11 | 40 | 30 | 18 | 10 |
| BPIX/Mail on Sunday | 2009-10-09 | 43 | 29 | 16 | 14 |
| YouGov/Sun | 2009-10-09 | 42 | 28 | 19 | 14 |
| BPIX/Daily Mail | 2009-10-09 | 42 | 28 | 18 | 14 |
| YouGov/Sky News | 2009-10-09 | 44 | 27 | 17 | 17 |
| Opinium/ | 2009-10-09 | 40 | 30 | 15 | 10 |
| ICM/News of the World | 2009-10-08 | 45 | 26 | 18 | 19 |
| YouGov/Sky News | 2009-10-08 | 40 | 31 | 18 | 9 |
| YouGov/Sky News | 2009-10-07 | 43 | 29 | 17 | 14 |
| YouGov/Sky News | 2009-10-06 | 41 | 28 | 18 | 13 |
| YouGov/Sky News | 2009-10-05 | 40 | 27 | 20 | 13 |
| YouGov/People | 2009-10-02 | 40 | 28 | 18 | 12 |
| YouGov/SkyNews | 2009-10-02 | 41 | 29 | 17 | 12 |
| Opinium/ | 2009-10-02 | 42 | 29 | 16 | 13 |
| ComRes/Independent on Sunday | 2009-10-01 | 40 | 28 | 19 | 12 |
| YouGov/Sky News | 2009-10-01 | 40 | 26 | 20 | 14 |
| YouGov/Sky News | 2009-09-30 | 37 | 30 | 21 | 7 |
| YouGov/SkyNews | 2009-09-29 | 40 | 29 | 18 | 11 |
| YouGov/SkyNews | 2009-09-28 | 39 | 29 | 20 | 10 |
| Ipsos-MORI/ | 2009-09-27 | 36 | 24 | 25 | 12 |
| ComRes/Independent | 2009-09-27 | 38 | 23 | 23 | 15 |
| YouGov/SkyNews | 2009-09-25 | 40 | 24 | 21 | 16 |
| BPIX/Mail on Sunday | 2009-09-25 | 40 | 25 | 22 | 15 |
| Opinium/ | 2009-09-25 | 40 | 26 | 18 | 14 |
| YouGov/SkyNews | 2009-09-24 | 38 | 25 | 23 | 13 |
| ICM/News of the World | 2009-09-24 | 40 | 26 | 23 | 14 |
| YouGov/Telegraph | 2009-09-24 | 39 | 26 | 20 | 13 |
| YouGov/SkyNews | 2009-09-23 | 38 | 28 | 19 | 10 |
| YouGov/SkyNews | 2009-09-22 | 39 | 27 | 20 | 12 |
| YouGov/SkyNews | 2009-09-21 | 39 | 30 | 17 | 9 |
| ICM/Guardian | 2009-09-20 | 43 | 26 | 19 | 17 |
| Opinium/ | 2009-09-18 | 42 | 28 | 18 | 14 |
| Populus/Times | 2009-09-13 | 41 | 27 | 18 | 14 |
| YouGov/Sunday Times | 2009-09-11 | 41 | 27 | 17 | 14 |
| Opinium/ | 2009-09-11 | 41 | 27 | 15 | 14 |
| ComRes/Independent | 2009-09-06 | 40 | 24 | 21 | 16 |
| YouGov/Telegraph | 2009-09-06 | 40 | 27 | 18 | 13 |
| Opinium/ | 2009-09-04 | 37 | 28 | 15 | 9 |
| YouGov/The Sun | 2009-08-28 | 42 | 28 | 17 | 14 |
| YouGov/Telegraph | 2009-08-27 | 42 | 26 | 18 | 16 |
| Ipsos-MORI/Observer | 2009-08-23 | 43 | 26 | 17 | 17 |
| ICM/Guardian | 2009-08-23 | 41 | 25 | 19 | 16 |
| ComRes/Independent on Sunday | 2009-08-20 | 41 | 24 | 18 | 17 |
| YouGov/Sunday Times | 2009-08-14 | 42 | 28 | 18 | 14 |
| ICM/Sunday Mirror | 2009-08-13 | 43 | 26 | 19 | 17 |
| YouGov/Telegraph | 2009-07-30 | 41 | 27 | 18 | 14 |
| ComRes/Independent | 2009-07-26 | 42 | 24 | 18 | 18 |
| YouGov/People | 2009-07-23 | 40 | 25 | 20 | 15 |
| Ipsos-MORI/ | 2009-07-19 | 40 | 24 | 18 | 16 |
| Populus/Times | 2009-07-19 | 38 | 26 | 20 | 12 |
| YouGov/Sunday Times | 2009-07-17 | 42 | 25 | 18 | 17 |
| ComRes/Independent on Sunday | 2009-07-16 | 38 | 23 | 22 | 15 |
| ICM/Guardian | 2009-07-11 | 41 | 27 | 20 | 14 |
| ComRes/Independent | 2009-06-28 | 36 | 25 | 19 | 11 |
| YouGov/People | 2009-06-26 | 40 | 24 | 17 | 16 |
| YouGov/Telegraph | 2009-06-25 | 38 | 25 | 18 | 13 |
| Ipsos-MORI/ | 2009-06-21 | 38 | 21 | 19 | 17 |
| ComRes/Independent on Sunday | 2009-06-19 | 39 | 22 | 18 | 17 |
| Harris/Metro | 2009-06-17 | 35 | 20 | 16 | 15 |
| Ipsos-MORI/Unison | 2009-06-14 | 39 | 25 | 19 | 14 |
| ICM/Guardian | 2009-06-14 | 39 | 27 | 18 | 12 |
| YouGov/Sunday Times | 2009-06-12 | 40 | 24 | 18 | 16 |
| Populus/Times | 2009-06-10 | 36 | 24 | 19 | 12 |
| ComRes/Independent | 2009-06-07 | 38 | 22 | 20 | 16 |
| YouGov/Channel 4 | 2009-06-04 | 37 | 22 | 19 | 15 |
| YouGov/Telegraph | 2009-06-03 | 37 | 21 | 19 | 16 |
| ComRes/Independent | 2009-05-31 | 30 | 22 | 18 | 8 |
| Ipsos-MORI/ | 2009-05-31 | 40 | 18 | 18 | 22 |
| YouGov/Telegraph | 2009-05-29 | 39 | 22 | 18 | 17 |
| ICM/Sunday Telegraph | 2009-05-28 | 40 | 22 | 25 | 15 |
| Populus/Times | 2009-05-28 | 41 | 21 | 15 | 20 |
| Populus/ITV | 2009-05-20 | 39 | 27 | 17 | 12 |
| ICM/Guardian | 2009-05-17 | 39 | 28 | 20 | 11 |
| YouGov/Telegraph | 2009-05-16 | 39 | 23 | 19 | 16 |
| BPIX/Mail on Sunday | 2009-05-16 | 42 | 20 | 15 | 22 |
| ComRes/Independent on Sunday | 2009-05-14 | 40 | 21 | 18 | 19 |
| YouGov/Sun | 2009-05-14 | 41 | 22 | 19 | 19 |
| Populus/Times | 2009-05-10 | 39 | 26 | 22 | 13 |
| BPIX/Mail on Sunday | 2009-05-09 | 45 | 23 | 17 | 22 |
| YouGov/Sunday Times | 2009-05-08 | 43 | 27 | 18 | 16 |
| ComRes/Independent | 2009-04-26 | 45 | 26 | 17 | 19 |
| YouGov/Sunday People | 2009-04-24 | 45 | 27 | 17 | 18 |
| YouGov/Telegraph | 2009-04-23 | 45 | 27 | 18 | 18 |
| Ipsos-MORI/ | 2009-04-19 | 41 | 28 | 22 | 13 |
| ICM/Guardian | 2009-04-19 | 40 | 30 | 19 | 10 |
| BPIX/Mail on Sunday | 2009-04-18 | 45 | 26 | 17 | 19 |
| Marketing Sciences/Sunday Telegraph | 2009-04-16 | 43 | 26 | 21 | 17 |
| Populus/Times | 2009-04-06 | 43 | 30 | 18 | 13 |
| YouGov/Sunday Times | 2009-04-04 | 41 | 34 | 16 | 7 |
| ComRes/Independent | 2009-03-29 | 40 | 28 | 18 | 12 |
| ICM/Sunday Telegraph | 2009-03-26 | 44 | 31 | 18 | 13 |
| YouGov/Telegraph | 2009-03-26 | 41 | 31 | 17 | 10 |
| ComRes/Independent on Sunday | 2009-03-19 | 41 | 30 | 17 | 11 |
| ICM/Guardian | 2009-03-15 | 42 | 30 | 20 | 12 |
| Ipsos-MORI/ | 2009-03-15 | 42 | 32 | 14 | 10 |
| YouGov/Sunday Times | 2009-03-13 | 41 | 31 | 17 | 10 |
| Populus/Times | 2009-03-08 | 42 | 30 | 19 | 12 |
| ComRes/Independent | 2009-03-01 | 44 | 28 | 17 | 16 |
| YouGov/Telegraph | 2009-02-26 | 41 | 31 | 15 | 10 |
| ICM/Guardian | 2009-02-22 | 42 | 30 | 18 | 12 |
| Ipsos-MORI/ | 2009-02-15 | 48 | 28 | 17 | 20 |
| YouGov/Sunday Times | 2009-02-13 | 44 | 32 | 14 | 12 |
| ComRes/Independent on Sunday | 2009-02-12 | 41 | 25 | 22 | 16 |
| Populus/Times | 2009-02-08 | 42 | 28 | 18 | 14 |
| ICM/Sunday Telegraph | 2009-02-05 | 40 | 28 | 22 | 12 |
| YouGov/Telegraph | 2009-01-29 | 43 | 32 | 16 | 11 |
| ICM/Guardian | 2009-01-25 | 44 | 32 | 16 | 12 |
| ComRes/Independent | 2009-01-23 | 43 | 28 | 16 | 15 |
| Ipsos-MORI/ | 2009-01-18 | 44 | 30 | 17 | 14 |
| YouGov/Sunday Times | 2009-01-16 | 45 | 32 | 14 | 13 |
| ComRes/Independent on Sunday | 2009-01-15 | 41 | 32 | 15 | 9 |
| Populus/Times | 2009-01-11 | 43 | 33 | 15 | 10 |
| YouGov/The Sun | 2009-01-08 | 41 | 34 | 15 | 7 |
| ComRes/Independent | 2008-12-21 | 39 | 34 | 16 | 5 |
| YouGov/Telegraph | 2008-12-18 | 42 | 35 | 14 | 7 |
| Ipsos-MORI/ | 2008-12-14 | 39 | 35 | 15 | 4 |
| ICM/Guardian | 2008-12-14 | 38 | 33 | 19 | 5 |
| YouGov/Sunday Times | 2008-12-12 | 41 | 35 | 15 | 6 |
| Ipsos-MORI/Daily Mirror | 2008-12-11 | 41 | 36 | 11 | 5 |
| ComRes/Independent on Sunday | 2008-12-11 | 37 | 36 | 14 | 1 |
| Populus/Times | 2008-12-07 | 39 | 35 | 17 | 4 |
| ComRes/Independent | 2008-11-30 | 37 | 36 | 17 | 1 |
| Ipsos-MORI/Observer | 2008-11-28 | 43 | 32 | 15 | 11 |
| ICM/Guardian | 2008-11-26 | 45 | 30 | 18 | 15 |
| YouGov/Telegraph | 2008-11-25 | 40 | 36 | 14 | 4 |
| ICM/Sunday Mirror | 2008-11-21 | 42 | 31 | 19 | 11 |
| Ipsos-MORI/ | 2008-11-16 | 40 | 37 | 12 | 3 |
| YouGov/Sunday Times | 2008-11-14 | 41 | 36 | 14 | 5 |
| ComRes/Independent on Sunday | 2008-11-13 | 43 | 32 | 12 | 11 |
| Populus/Times | 2008-11-09 | 41 | 35 | 16 | 6 |
| ICM/Sunday Telegraph | 2008-11-06 | 43 | 30 | 18 | 13 |
| BPIX/Mail on Sunday | 2008-11-01 | 45 | 31 | 13 | 14 |
| YouGov/Telegraph | 2008-10-30 | 42 | 33 | 15 | 9 |
| ComRes/Independent | 2008-10-26 | 39 | 31 | 16 | 8 |
| Ipsos-MORI/ | 2008-10-19 | 45 | 30 | 14 | 15 |
| ICM/Guardian | 2008-10-19 | 42 | 30 | 21 | 12 |
| YouGov/Daily Mirror | 2008-10-18 | 42 | 34 | 14 | 8 |
| BPIX/Mail on Sunday | 2008-10-18 | 46 | 30 | 13 | 16 |
| ComRes/Independent on Sunday | 2008-10-16 | 40 | 31 | 16 | 9 |
| YouGov/Sunday Times | 2008-10-10 | 43 | 33 | 14 | 10 |
| Populus/Times | 2008-10-05 | 45 | 30 | 15 | 15 |
| YouGov/Telegraph | 2008-10-03 | 45 | 31 | 15 | 14 |
| ICM/Guardian | 2008-10-02 | 42 | 30 | 17 | 12 |
| ComRes/Independent | 2008-09-28 | 41 | 29 | 18 | 12 |
| BPIX/Sunday Telegraph | 2008-09-26 | 43 | 31 | 17 | 12 |
| ICM/Guardian | 2008-09-25 | 41 | 32 | 18 | 9 |
| YouGov/The Sun | 2008-09-24 | 41 | 31 | 16 | 10 |
| ComRes/Independent on Sunday | 2008-09-18 | 39 | 27 | 21 | 12 |
| YouGov/Telegraph | 2008-09-18 | 44 | 24 | 20 | 20 |
| Ipsos-MORI/ | 2008-09-14 | 52 | 24 | 12 | 28 |
| YouGov/Sunday Times | 2008-09-12 | 46 | 27 | 16 | 19 |
| ComRes/Independent | 2008-09-04 | 44 | 25 | 17 | 19 |
| Populus/Times | 2008-08-31 | 43 | 27 | 18 | 16 |
| YouGov/Telegraph | 2008-08-27 | 45 | 26 | 16 | 19 |
| YouGov/Compass | 2008-08-21 | 48 | 26 | 16 | 22 |
| ComRes/Independent on Sunday | 2008-08-21 | 46 | 25 | 16 | 21 |
| ICM/Guardian | 2008-08-17 | 44 | 29 | 19 | 15 |
| Ipsos-MORI/ | 2008-08-17 | 48 | 24 | 16 | 24 |
| YouGov/Sunday Times | 2008-08-15 | 45 | 25 | 18 | 20 |
| YouGov/News of the World | 2008-08-08 | 46 | 26 | 17 | 20 |
| BPIX/Mail on Sunday | 2008-08-02 | 47 | 24 | 16 | 23 |
| ICM/Sunday Express | 2008-08-01 | 45 | 29 | 16 | 16 |
| YouGov/Telegraph | 2008-07-31 | 47 | 25 | 16 | 22 |
| Populus/Times | 2008-07-27 | 43 | 27 | 18 | 16 |
| YouGov/Telegraph | 2008-07-25 | 45 | 26 | 17 | 19 |
| ComRes/Independent | 2008-07-24 | 46 | 24 | 18 | 22 |
| Ipsos-MORI/ | 2008-07-20 | 47 | 27 | 15 | 20 |
| ICM/Guardian | 2008-07-20 | 43 | 28 | 19 | 15 |
| ComRes/Independent on Sunday | 2008-07-17 | 45 | 24 | 16 | 21 |
| YouGov/Sunday Times | 2008-07-11 | 47 | 25 | 16 | 22 |
| Populus/Times | 2008-07-06 | 41 | 28 | 19 | 13 |
| ComRes/Independent | 2008-06-26 | 46 | 25 | 18 | 21 |
| YouGov/Telegraph | 2008-06-26 | 46 | 28 | 15 | 18 |
| ICM/Guardian | 2008-06-22 | 45 | 25 | 20 | 20 |
| BPIX/Mail on Sunday | 2008-06-20 | 49 | 26 | 14 | 23 |
| Ipsos-MORI/ | 2008-06-15 | 45 | 28 | 16 | 17 |
| YouGov/Sunday Times | 2008-06-13 | 47 | 25 | 18 | 22 |
| ComRes/Independent on Sunday | 2008-06-12 | 44 | 26 | 17 | 18 |
| Populus/Times | 2008-06-08 | 45 | 25 | 20 | 20 |
| ICM/Sunday Telegraph | 2008-06-05 | 42 | 26 | 21 | 16 |
| ComRes/Independent | 2008-06-01 | 44 | 30 | 16 | 14 |
| YouGov/Telegraph | 2008-05-29 | 47 | 23 | 18 | 24 |
| Ipsos-MORI/ | 2008-05-20 | 45 | 32 | 14 | 13 |
| ICM/Guardian | 2008-05-18 | 41 | 27 | 22 | 14 |
| Ipsos-MORI/ | 2008-05-18 | 41 | 28 | 20 | 13 |
| YouGov/Sunday Times | 2008-05-16 | 45 | 25 | 18 | 20 |
| ComRes/Independent on Sunday | 2008-05-15 | 43 | 26 | 19 | 17 |
| YouGov/The Sun | 2008-05-08 | 49 | 23 | 17 | 26 |
| Populus/Times | 2008-05-04 | 40 | 29 | 19 | 11 |
| ComRes/Independent | 2008-04-27 | 40 | 26 | 20 | 14 |
| ICM/Sunday Telegraph | 2008-04-25 | 39 | 29 | 20 | 10 |
| YouGov/Telegraph | 2008-04-23 | 44 | 26 | 17 | 18 |
| Ipsos-MORI/Observer | 2008-04-22 | 40 | 31 | 19 | 9 |
| ICM/Guardian | 2008-04-20 | 39 | 34 | 19 | 5 |
| Ipsos-MORI/ | 2008-04-20 | 38 | 32 | 17 | 6 |
| Populus/Sunday Mirror | 2008-04-17 | 40 | 30 | 19 | 10 |
| YouGov/Sunday Times | 2008-04-11 | 44 | 28 | 17 | 16 |
| Populus/Times | 2008-04-06 | 39 | 33 | 17 | 6 |
| ICM/Sunday Telegraph | 2008-04-04 | 43 | 32 | 18 | 11 |
| ComRes/Independent | 2008-03-30 | 38 | 31 | 17 | 7 |
| YouGov/Telegraph | 2008-03-27 | 43 | 29 | 17 | 14 |
| Ipsos-MORI/ | 2008-03-18 | 40 | 35 | 18 | 5 |
| ICM/Guardian | 2008-03-16 | 42 | 29 | 21 | 13 |
| YouGov/Sunday Times | 2008-03-14 | 43 | 27 | 16 | 16 |
| ICM/News of the World | 2008-03-14 | 40 | 31 | 20 | 9 |
| Populus/Times | 2008-03-09 | 37 | 34 | 19 | 3 |
| Ipsos-MORI/ | 2008-03-07 | 41 | 32 | 15 | 9 |
| YouGov/Telegraph | 2008-02-29 | 40 | 33 | 16 | 7 |
| Ipsos-MORI/ | 2008-02-26 | 39 | 37 | 16 | 2 |
| ComRes/Independent | 2008-02-24 | 41 | 30 | 17 | 11 |
| YouGov/Economist | 2008-02-21 | 40 | 34 | 16 | 6 |
| ICM/Guardian | 2008-02-17 | 37 | 34 | 21 | 3 |
| YouGov/Sunday Times | 2008-02-15 | 41 | 32 | 16 | 9 |
| Ipsos-MORI/ | 2008-02-11 | 42 | 33 | 13 | 9 |
| Populus/Times | 2008-02-03 | 40 | 31 | 17 | 9 |
| ICM/Sunday Telegraph | 2008-01-31 | 37 | 32 | 21 | 5 |
| ComRes/Independent | 2008-01-27 | 38 | 30 | 17 | 8 |
| YouGov/Telegraph | 2008-01-23 | 41 | 33 | 16 | 8 |
| Ipsos-MORI/ | 2008-01-23 | 37 | 38 | 16 | -1 |
| ICM/Guardian | 2008-01-20 | 37 | 35 | 20 | 2 |
| Ipsos-MORI/ | 2008-01-13 | 41 | 32 | 17 | 9 |
| YouGov/Sunday Times | 2008-01-11 | 43 | 33 | 14 | 10 |
| ICM/Sunday Telegraph | 2008-01-11 | 40 | 33 | 18 | 7 |
| Ipsos-MORI/Sun | 2008-01-10 | 42 | 32 | 15 | 10 |
| Populus/Times | 2008-01-06 | 37 | 33 | 19 | 4 |
| YouGov/Sunday Times | 2007-12-27 | 40 | 35 | 15 | 5 |
| ICM/Guardian | 2007-12-19 | 39 | 34 | 18 | 5 |
| YouGov/Telegraph | 2007-12-19 | 43 | 31 | 16 | 12 |
| ComRes/Independent | 2007-12-16 | 41 | 30 | 16 | 11 |
| YouGov/Sunday Times | 2007-12-14 | 45 | 32 | 14 | 13 |
| Populus/Times | 2007-12-09 | 40 | 32 | 16 | 8 |
| Ipsos-MORI/ | 2007-12-07 | 42 | 35 | 14 | 7 |
| ICM/News of the World | 2007-11-29 | 41 | 30 | 19 | 11 |
| YouGov/Telegraph | 2007-11-29 | 43 | 32 | 14 | 11 |
| Ipsos-MORI/Sun | 2007-11-27 | 41 | 32 | 17 | 9 |
| ComRes/Independent | 2007-11-25 | 40 | 27 | 18 | 13 |
| ICM/Guardian | 2007-11-22 | 37 | 31 | 21 | 6 |
| YouGov/Channel 4 | 2007-11-22 | 41 | 32 | 14 | 9 |
| YouGov/Sunday Times | 2007-11-16 | 41 | 35 | 13 | 6 |
| ICM/Sunday Express | 2007-11-10 | 43 | 35 | 15 | 8 |
| Populus/Times | 2007-11-04 | 36 | 37 | 16 | -1 |
| Ipsos-MORI/The Sun | 2007-11-01 | 40 | 35 | 13 | 5 |
| ICM/Guardian | 2007-10-28 | 40 | 35 | 18 | 5 |
| ComRes/Independent | 2007-10-28 | 41 | 33 | 16 | 8 |
| YouGov/Telegraph | 2007-10-24 | 41 | 38 | 11 | 3 |
| Ipsos-MORI/Observer | 2007-10-23 | 40 | 41 | 13 | -1 |
| BPIX/Mail on Sunday | 2007-10-13 | 41 | 37 | 11 | 4 |
| ICM/Sunday Telegraph | 2007-10-11 | 43 | 36 | 14 | 7 |
| Ipsos-MORI/The Sun | 2007-10-10 | 41 | 38 | 11 | 3 |
| Populus/Times | 2007-10-06 | 38 | 40 | 12 | -2 |
| BPIX/Mail on Sunday | 2007-10-06 | 39 | 38 | 12 | 1 |
| YouGov/Sunday Times | 2007-10-06 | 41 | 38 | 11 | 3 |
| Populus/Times | 2007-10-05 | 36 | 39 | 15 | -3 |
| ICM/Guardian | 2007-10-04 | 38 | 38 | 16 | 0 |
| YouGov/Channel 4 | 2007-10-04 | 36 | 40 | 13 | -4 |
| BPIX/Mail on Sunday | 2007-09-29 | 34 | 41 | 12 | -7 |
| Ipsos-MORI/Observer | 2007-09-28 | 34 | 41 | 16 | -7 |
| YouGov/Telegraph | 2007-09-28 | 32 | 43 | 15 | -11 |
| Populus/Times | 2007-09-27 | 31 | 41 | 17 | -10 |
| Ipsos-MORI/Observer | 2007-09-26 | 31 | 44 | 15 | -13 |
| YouGov/Channel 4 | 2007-09-25 | 33 | 44 | 13 | -11 |
| Ipsos-MORI/Sun | 2007-09-22 | 34 | 42 | 14 | -8 |
| ICM/Sunday Mirror | 2007-09-21 | 33 | 39 | 19 | -6 |
| YouGov/Telegraph | 2007-09-21 | 33 | 39 | 16 | -6 |
| ICM/Guardian | 2007-09-16 | 32 | 40 | 20 | -8 |
| YouGov/Sunday Times | 2007-09-14 | 34 | 39 | 15 | -5 |
| ComRes/Independent | 2007-09-12 | 34 | 37 | 15 | -3 |
| Ipsos-MORI/ | 2007-09-02 | 33 | 39 | 16 | -6 |
| Populus/Times | 2007-09-02 | 36 | 37 | 18 | -1 |
| YouGov/GMTV | 2007-08-31 | 35 | 38 | 15 | -3 |
| ComRes/Independent | 2007-08-30 | 36 | 36 | 15 | 0 |
| Ipsos-MORI/Sun | 2007-08-29 | 36 | 41 | 16 | -5 |
| Populus/Conservative Party | 2007-08-28 | 36 | 37 | 16 | -1 |
| YouGov/Telegraph | 2007-08-28 | 33 | 41 | 14 | -8 |
| ICM/Guardian | 2007-08-23 | 34 | 39 | 18 | -5 |
| YouGov/Sunday Times | 2007-08-10 | 32 | 42 | 14 | -10 |
| ICM/Sunday Mirror | 2007-08-10 | 33 | 39 | 18 | -6 |
| Ipsos-MORI/The Sun | 2007-08-09 | 33 | 38 | 15 | -5 |
| Ipsos-MORI/ | 2007-08-05 | 35 | 39 | 15 | -4 |
| Communicate/Independent | 2007-07-29 | 34 | 37 | 16 | -3 |
| Populus/Times | 2007-07-29 | 33 | 39 | 15 | -6 |
| YouGov/Telegraph | 2007-07-25 | 32 | 41 | 16 | -9 |
| ICM/Guardian | 2007-07-22 | 32 | 38 | 20 | -6 |
| YouGov/Sunday Times | 2007-07-21 | 33 | 40 | 15 | -7 |
| Ipsos-MORI/Observer | 2007-07-17 | 35 | 41 | 15 | -6 |
| ICM/Sunday Telegraph | 2007-07-13 | 33 | 40 | 19 | -7 |
| Ipsos-MORI/ | 2007-07-09 | 36 | 40 | 14 | -4 |
| ICM/Sunday Mirror | 2007-07-06 | 35 | 37 | 17 | -2 |
| Populus/Times | 2007-07-01 | 34 | 37 | 18 | -3 |
| YouGov/Telegraph | 2007-06-29 | 35 | 38 | 15 | -3 |
| ICM/Guardian | 2007-06-28 | 35 | 39 | 18 | -4 |
| Communicate/Independent | 2007-06-24 | 37 | 32 | 18 | 5 |
| Ipsos-MORI/Observer | 2007-06-20 | 36 | 39 | 15 | -3 |
| YouGov/Sunday Times | 2007-06-15 | 37 | 35 | 14 | 2 |
| Ipsos-MORI/ | 2007-06-10 | 36 | 33 | 17 | 3 |
| Populus/Times | 2007-06-03 | 36 | 33 | 17 | 3 |
| ICM/Sunday Telegraph | 2007-05-31 | 37 | 32 | 21 | 5 |
| Communicate/Independent | 2007-05-28 | 35 | 31 | 19 | 4 |
| YouGov/Telegraph | 2007-05-23 | 39 | 33 | 15 | 6 |
| Ipsos-MORI/ | 2007-05-22 | 37 | 35 | 19 | 2 |
| ICM/Guardian | 2007-05-20 | 34 | 32 | 21 | 2 |
| Populus/Times | 2007-05-13 | 37 | 33 | 17 | 4 |
| Ipsos-MORI/ | 2007-05-13 | 33 | 32 | 20 | 1 |
| YouGov/Sunday Times | 2007-05-11 | 38 | 34 | 15 | 4 |
| Ipsos-MORI/Observer | 2007-04-25 | 38 | 31 | 20 | 7 |
| YouGov/Telegraph | 2007-04-25 | 37 | 32 | 18 | 5 |
| ICM/Guardian | 2007-04-22 | 37 | 30 | 21 | 7 |
| Communicate/Independent | 2007-04-22 | 36 | 27 | 22 | 9 |
| Ipsos-MORI/ | 2007-04-15 | 35 | 34 | 19 | 1 |
| Populus/Times | 2007-04-15 | 37 | 29 | 20 | 8 |
| YouGov/Sunday Times | 2007-04-05 | 39 | 31 | 16 | 7 |
| YouGov/Telegraph | 2007-03-28 | 39 | 32 | 17 | 7 |
| Communicate/Independent | 2007-03-25 | 35 | 31 | 20 | 4 |
| YouGov/Telegraph | 2007-03-22 | 39 | 31 | 16 | 8 |
| ICM/Guardian | 2007-03-18 | 41 | 31 | 18 | 10 |
| YouGov/Sunday Times | 2007-03-16 | 38 | 32 | 16 | 6 |
| Ipsos-MORI/ | 2007-03-15 | 41 | 33 | 17 | 8 |
| ICM/Sunday Mirror | 2007-03-09 | 40 | 29 | 21 | 11 |
| Populus/Times | 2007-03-04 | 38 | 30 | 18 | 8 |
| Communicate/Independent | 2007-02-25 | 40 | 29 | 17 | 11 |
| YouGov/Telegraph | 2007-02-21 | 37 | 32 | 17 | 5 |
| ICM/Guardian | 2007-02-18 | 40 | 31 | 19 | 9 |
| YouGov/Sunday Times | 2007-02-09 | 37 | 32 | 18 | 5 |
| Populus/Times | 2007-02-04 | 36 | 33 | 19 | 3 |
| Ipsos-MORI/ | 2007-01-29 | 39 | 35 | 19 | 4 |
| YouGov/Telegraph | 2007-01-24 | 38 | 31 | 18 | 7 |
| ICM/Guardian | 2007-01-21 | 37 | 31 | 23 | 6 |
| Populus/Times | 2007-01-07 | 39 | 32 | 18 | 7 |
| YouGov/Sunday Times | 2006-12-22 | 37 | 32 | 15 | 5 |
| Communicate/Independent | 2006-12-20 | 36 | 37 | 14 | -1 |
| YouGov/Telegraph | 2006-12-20 | 37 | 33 | 17 | 4 |
| Ipsos-MORI/null | 2006-12-12 | 37 | 36 | 18 | 1 |
| ICM/Guardian | 2006-12-17 | 40 | 32 | 18 | 8 |
| Populus/Times | 2006-12-10 | 34 | 33 | 18 | 1 |
| ICM/News of the World | 2006-11-30 | 39 | 31 | 20 | 8 |
| YouGov/Telegraph | 2006-11-30 | 37 | 32 | 16 | 5 |
| Communicate/Independent | 2006-11-26 | 34 | 36 | 17 | -2 |
| ICM/Guardian | 2006-11-19 | 37 | 32 | 22 | 5 |
| Ipsos-MORI/Observer | 2006-11-14 | 35 | 33 | 20 | 2 |
| Populus/Times | 2006-11-05 | 36 | 33 | 20 | 3 |
| YouGov/Telegraph | 2006-10-26 | 39 | 32 | 16 | 7 |
| ICM/Guardian | 2006-10-22 | 39 | 29 | 22 | 10 |
| Communicate/Independent | 2006-10-22 | 38 | 32 | 14 | 6 |
| Ipsos-MORI/FT | 2006-10-16 | 35 | 37 | 18 | -2 |
| Populus/Times | 2006-10-08 | 36 | 35 | 18 | 1 |
| ICM/Sunday Telegraph | 2006-10-05 | 38 | 32 | 20 | 6 |
| ICM/Sunday Mirror | 2006-09-30 | 36 | 35 | 19 | 1 |
| YouGov/Telegraph | 2006-09-29 | 36 | 36 | 16 | 0 |
| YouGov/Sunday Times | 2006-09-22 | 37 | 33 | 18 | 4 |
| YouGov/Telegraph | 2006-09-22 | 38 | 31 | 18 | 7 |
| ICM/Guardian | 2006-09-20 | 36 | 32 | 22 | 4 |
| ICM/Sunday Mirror | 2006-09-14 | 37 | 33 | 21 | 4 |
| YouGov/The Sun | 2006-09-14 | 38 | 31 | 18 | 7 |
| BPIX/Mail on Sunday | 2006-09-09 | 40 | 30 | 14 | 10 |
| YouGov/Telegraph | 2006-09-07 | 40 | 32 | 17 | 8 |
| Ipsos-MORI/Sunday Times | 2006-09-06 | 35 | 36 | 19 | -1 |
| Populus/Times | 2006-09-03 | 36 | 32 | 20 | 4 |
| YouGov/Telegraph | 2006-08-24 | 38 | 31 | 18 | 7 |
| ICM/Guardian | 2006-08-20 | 40 | 31 | 22 | 9 |
| YouGov/Telegraph | 2006-07-26 | 38 | 33 | 18 | 5 |
| Ipsos-MORI/FT | 2006-07-24 | 36 | 32 | 24 | 4 |
| ICM/Guardian | 2006-07-23 | 39 | 35 | 17 | 4 |
| Populus/Times | 2006-07-09 | 36 | 34 | 19 | 2 |
| BPIX/Mail on Sunday | 2006-07-08 | 41 | 31 | 15 | 10 |
| ICM/Sunday Telegraph | 2006-06-29 | 36 | 35 | 18 | 1 |
| YouGov/Telegraph | 2006-06-28 | 39 | 33 | 18 | 6 |
| Ipsos-MORI/n/a | 2006-06-26 | 36 | 33 | 21 | 3 |
| YouGov/Telegraph | 2006-06-23 | 39 | 32 | 17 | 7 |
| ICM/Guardian | 2006-06-18 | 37 | 32 | 21 | 5 |
| Ipsos-MORI/Observer | 2006-06-18 | 41 | 34 | 18 | 7 |
| Populus/Times | 2006-06-04 | 37 | 34 | 18 | 3 |
| Ipsos-MORI/Sun | 2006-05-30 | 41 | 31 | 18 | 10 |
| YouGov/Telegraph | 2006-05-25 | 38 | 32 | 16 | 6 |
| ICM/Guardian | 2006-05-21 | 38 | 34 | 20 | 4 |
| YouGov/Telegraph | 2006-05-09 | 37 | 31 | 17 | 6 |
| Populus/Times | 2006-05-07 | 38 | 30 | 20 | 8 |
| Ipsos-MORI/FT | 2006-05-02 | 36 | 32 | 21 | 4 |
| BPIX/Mail on Sunday | 2006-04-29 | 35 | 32 | 19 | 3 |
| YouGov/Telegraph | 2006-04-28 | 35 | 32 | 18 | 3 |
| ICM/Guardian | 2006-04-23 | 34 | 32 | 24 | 2 |
| Ipsos-MORI/Sun | 2006-04-22 | 30 | 30 | 25 | 0 |
| YouGov/Telegraph | 2006-04-20 | 33 | 35 | 17 | -2 |
| BPIX/Mail on Sunday | 2006-04-08 | 37 | 36 | 17 | 1 |
| ICM/Channel 4 News | 2006-04-06 | 35 | 35 | 21 | 0 |
| Populus/Times | 2006-04-02 | 34 | 36 | 21 | -2 |
| YouGov/Telegraph | 2006-03-29 | 36 | 36 | 18 | 0 |
| Ipsos-MORI/n/a | 2006-03-21 | 34 | 39 | 19 | -5 |
| ICM/Sunday Telegraph | 2006-03-18 | 33 | 37 | 21 | -4 |
| YouGov/Sunday Times | 2006-03-17 | 38 | 35 | 19 | 3 |
| ICM/Guardian | 2006-03-12 | 34 | 37 | 21 | -3 |
| Populus/Times | 2006-03-05 | 35 | 35 | 20 | 0 |
| BPIX/Mail on Sunday | 2006-03-04 | 39 | 37 | 16 | 2 |
| YouGov/Telegraph | 2006-02-22 | 38 | 36 | 18 | 2 |
| Ipsos-MORI/the Sun | 2006-02-20 | 35 | 38 | 20 | -3 |
| ICM/Guardian | 2006-02-19 | 37 | 34 | 21 | 3 |
| YouGov/Sunday Times | 2006-02-10 | 37 | 39 | 15 | -2 |
| Populus/Times | 2006-02-05 | 37 | 36 | 18 | 1 |
| YouGov/Telegraph | 2006-01-26 | 39 | 40 | 13 | -1 |
| Ipsos-MORI/FT | 2006-01-23 | 40 | 38 | 17 | 2 |
| ICM/Guardian | 2006-01-22 | 37 | 36 | 19 | 1 |
| Ipsos-MORI/Sun | 2006-01-17 | 39 | 39 | 15 | 0 |
| ICM/News of the World | 2006-01-12 | 39 | 35 | 20 | 4 |
| Populus/Times | 2006-01-08 | 36 | 39 | 16 | -3 |
| BPIX/Mail on Sunday | 2006-01-07 | 38 | 38 | 16 | 0 |
| ICM/Guardian | 2005-12-18 | 37 | 36 | 21 | 1 |
| YouGov/Telegraph | 2005-12-15 | 38 | 36 | 18 | 2 |
| Ipsos-MORI/Observer | 2005-12-12 | 40 | 31 | 21 | 9 |
| Populus/Times | 2005-12-11 | 35 | 38 | 19 | -3 |
| BPIX/Mail on Sunday | 2005-12-09 | 37 | 38 | 17 | -1 |
| YouGov/Sunday Times | 2005-12-08 | 37 | 36 | 18 | 1 |
| ICM/Sunday Telegraph | 2005-12-08 | 37 | 35 | 21 | 2 |
| YouGov/Sky News | 2005-12-06 | 36 | 36 | 18 | 0 |
| YouGov/Telegraph | 2005-11-24 | 35 | 37 | 20 | -2 |
| Ipsos-MORI/Observer | 2005-11-22 | 32 | 42 | 19 | -10 |
| ICM/Guardian | 2005-11-18 | 33 | 38 | 19 | -5 |
| Populus/Times | 2005-11-06 | 32 | 40 | 19 | -8 |
| BPIX/Mail on Sunday | 2005-11-05 | 35 | 37 | 20 | -2 |
| YouGov/Telegraph | 2005-10-27 | 32 | 40 | 19 | -8 |
| Ipsos-MORI/Observer | 2005-10-25 | 34 | 40 | 21 | -6 |
| ICM/Guardian | 2005-10-20 | 33 | 36 | 22 | -3 |
| BPIX/Mail on Sunday | 2005-10-15 | 33 | 41 | 18 | -8 |
| Populus/Times | 2005-10-09 | 30 | 40 | 21 | -10 |
| ICM/News of the World | 2005-10-06 | 33 | 38 | 22 | -5 |
| YouGov/Telegraph | 2005-09-29 | 32 | 40 | 20 | -8 |
| Ipsos-MORI/ | 2005-09-26 | 29 | 39 | 25 | -10 |
| ICM/Guardian | 2005-09-17 | 31 | 40 | 21 | -9 |
| YouGov/Sunday Times | 2005-09-09 | 32 | 37 | 21 | -5 |
| Populus/Times | 2005-09-04 | 35 | 37 | 20 | -2 |
| YouGov/Telegraph | 2005-08-24 | 33 | 40 | 20 | -7 |
| Ipsos-MORI/ | 2005-08-15 | 31 | 39 | 24 | -8 |
| ICM/Guardian | 2005-08-14 | 31 | 38 | 22 | -7 |
| YouGov/Telegraph | 2005-07-28 | 31 | 40 | 21 | -9 |
| Populus/Times | 2005-07-24 | 28 | 40 | 22 | -12 |
| Ipsos-MORI/Observer | 2005-07-18 | 28 | 41 | 25 | -13 |
| ICM/Guardian | 2005-07-17 | 31 | 39 | 23 | -8 |
| YouGov/Telegraph | 2005-06-30 | 33 | 38 | 20 | -5 |
| Ipsos-MORI/ | 2005-06-20 | 29 | 42 | 21 | -13 |
| ICM/Guardian | 2005-06-19 | 31 | 38 | 23 | -7 |
| YouGov/Telegraph | 2005-05-26 | 31 | 38 | 23 | -7 |
| Ipsos-MORI/FT | 2005-05-23 | 30 | 37 | 26 | -7 |