| Year | Party | Leader | Amount of MPs | % Correct |
|---|---|---|---|---|
| 2019 | Conservative | Boris Johnson | 365 | 98%
|
| 1979 | Conservative | Margaret Thatcher | 339 | 95%
|
| 1983 | Conservative | Margaret Thatcher | 397 | 95%
|
| 1987 | Conservative | Margaret Thatcher | 376 | 95%
|
| 2024 | Conservative | Rishi Sunak | 121 | 93%
|
| 1945 | Conservative | Winston Churchill | 197 | 93%
|
| 1950 | Conservative | Winston Churchill | 298 | 93%
|
| 1951 | Conservative | Winston Churchill | 321 | 93%
|
| 2017 | Conservative | Theresa May | 317 | 90%
|
| 2010 | Conservative | David Cameron | 306 | 88%
|
| 2015 | Conservative | David Cameron | 330 | 88%
|
| 1983 | SNP | Gordon Wilson | 2 | 88%
|
| 1987 | SNP | Gordon Wilson | 3 | 88%
|
| 1964 | Labour | Harold Wilson | 317 | 88%
|
| 1966 | Labour | Harold Wilson | 364 | 88%
|
| 1970 | Labour | Harold Wilson | 288 | 88%
|
| 1974 (February) | Labour | Harold Wilson | 301 | 88%
|
| 1974 (October) | Labour | Harold Wilson | 319 | 88%
|
| 2024 | Labour | Keir Starmer | 411 | 88%
|
| 1997 | Labour | Tony Blair | 418 | 88%
|
| 2001 | Labour | Tony Blair | 412 | 88%
|
| 2005 | Labour | Tony Blair | 355 | 88%
|
| 1945 | National Liberal | Ernest Brown | 11 | 85%
|
| 2010 | Labour | Gordon Brown | 258 | 85%
|
| 2017 | Labour | Jeremy Corbyn | 262 | 85%
|
| 2019 | Labour | Jeremy Corbyn | 202 | 85%
|
| 1945 | Labour | Clement Attlee | 393 | 83%
|
| 1950 | Labour | Clement Attlee | 315 | 83%
|
| 1951 | Labour | Clement Attlee | 295 | 83%
|
| 1955 | Labour | Clement Attlee | 277 | 83%
|
| 1992 | Conservative | John Major | 336 | 83%
|
| 1997 | Conservative | John Major | 165 | 83%
|
| 2024 | Liberal Democrats | Ed Davey | 72 | 78%
|
| 1966 | Conservative | Edward Heath | 253 | 75%
|
| 1970 | Conservative | Edward Heath | 330 | 75%
|
| 1974 (February) | Conservative | Edward Heath | 297 | 75%
|
| 1974 (October) | Conservative | Edward Heath | 277 | 75%
|
| 2015 | UKIP | Nigel Farage | 1 | 75%
|
| 2024 | Reform | Nigel Farage | 5 | 75%
|
| 1959 | Conservative | Harold Macmillan | 365 | 73%
|
| 1955 | Conservative | Anthony Eden | 345 | 70%
|
| 2015 | SNP | Nicola Sturgeon | 56 | 70%
|
| 2017 | SNP | Nicola Sturgeon | 35 | 70%
|
| 2019 | SNP | Nicola Sturgeon | 48 | 70%
|
| 2015 | Labour | Ed Miliband | 232 | 68%
|
| 2001 | Liberal Democrats | Charles Kennedy | 52 | 65%
|
| 2005 | Liberal Democrats | Charles Kennedy | 62 | 65%
|
| 1979 | Labour | James Callaghan | 269 | 63%
|
| 1987 | Labour | Neil Kinnock | 229 | 63%
|
| 1992 | Labour | Neil Kinnock | 271 | 63%
|
| 1964 | Conservative | Alec Douglas-Home | 304 | 60%
|
| 1992 | SNP | Alex Salmond | 3 | 60%
|
| 1997 | SNP | Alex Salmond | 6 | 60%
|
| 2005 | SNP | Alex Salmond | 6 | 60%
|
| 2010 | SNP | Alex Salmond | 6 | 60%
|
| 1983 | Labour | Michael Foot | 209 | 60%
|
| 2001 | Conservative | William Hague | 166 | 60%
|
| 2005 | Conservative | Michael Howard | 198 | 55%
|
| 2010 | Liberal Democrats | Nick Clegg | 57 | 55%
|
| 2015 | Liberal Democrats | Nick Clegg | 8 | 55%
|
| 2010 | Green | Caroline Lucas | 1 | 53%
|
| 2017 | Green | Caroline Lucas | 1 | 53%
|
| 1987 | Sinn Féin | Gerry Adams | 1 | 50%
|
| 1997 | Sinn Féin | Gerry Adams | 2 | 50%
|
| 2001 | Sinn Féin | Gerry Adams | 4 | 50%
|
| 2005 | Sinn Féin | Gerry Adams | 5 | 50%
|
| 2010 | Sinn Féin | Gerry Adams | 5 | 50%
|
| 2015 | Sinn Féin | Gerry Adams | 4 | 50%
|
| 2017 | Sinn Féin | Gerry Adams | 7 | 50%
|
| 1992 | Liberal Democrats | Paddy Ashdown | 20 | 50%
|
| 1997 | Liberal Democrats | Paddy Ashdown | 46 | 50%
|
| 1945 | Common Wealth | C. A. Smith | 1 | 48%
|
| 2019 | Liberal Democrats | Jo Swinson | 11 | 48%
|
| 2005 | Respect | Linda Smith | 1 | 48%
|
| 2015 | SDLP | Alasdair McDonnell | 3 | 43%
|
| 1979 | Liberal | David Steel | 11 | 40%
|
| 1983 | Alliance | David Steel | 23 | 40%
|
| 1987 | Alliance | David Steel | 22 | 40%
|
| 2001 | SNP | John Swinney | 5 | 40%
|
| 2024 | SNP | John Swinney | 9 | 40%
|
| 1987 | Alliance | David Owen | 22 | 38%
|
| 1970 | Protestant Unionist | Ian Paisley | 1 | 35%
|
| 1974 (February) | DUP | Ian Paisley | 1 | 35%
|
| 1974 (October) | DUP | Ian Paisley | 1 | 35%
|
| 1979 | DUP | Ian Paisley | 3 | 35%
|
| 1983 | DUP | Ian Paisley | 3 | 35%
|
| 1987 | DUP | Ian Paisley | 3 | 35%
|
| 1992 | DUP | Ian Paisley | 3 | 35%
|
| 1997 | DUP | Ian Paisley | 2 | 35%
|
| 2001 | DUP | Ian Paisley | 5 | 35%
|
| 2005 | DUP | Ian Paisley | 9 | 35%
|
| 1970 | Liberal | Jeremy Thorpe | 6 | 35%
|
| 1974 (February) | Liberal | Jeremy Thorpe | 14 | 35%
|
| 1974 (October) | Liberal | Jeremy Thorpe | 13 | 35%
|
| 2019 | Sinn Féin | Mary Lou McDonald | 7 | 35%
|
| 2024 | Sinn Féin | Mary Lou McDonald | 7 | 35%
|
| 1983 | Alliance | Roy Jenkins | 23 | 35%
|
| 2017 | Liberal Democrats | Tim Farron | 12 | 35%
|
| 1959 | Labour | Hugh Gaitskell | 258 | 33%
|
| 2001 | Plaid Cymru | Ieuan Wyn Jones | 4 | 30%
|
| 2005 | Plaid Cymru | Ieuan Wyn Jones | 3 | 30%
|
| 2010 | Plaid Cymru | Ieuan Wyn Jones | 3 | 30%
|
| 2024 | Green | Adrian Ramsay | 4 | 28%
|
| 2017 | DUP | Arlene Foster | 10 | 25%
|
| 2019 | DUP | Arlene Foster | 8 | 25%
|
| 2024 | DUP | Gavin Robinson | 5 | 25%
|
| 2010 | DUP | Peter Robinson | 8 | 25%
|
| 2015 | DUP | Peter Robinson | 8 | 25%
|
| 2019 | Green | Siân Berry | 1 | 20%
|
| 2024 | Green | Carla Denyer | 4 | 18%
|
| 1950 | Liberal | Clement Davies | 9 | 18%
|
| 1951 | Liberal | Clement Davies | 6 | 18%
|
| 1955 | Liberal | Clement Davies | 6 | 18%
|
| 1983 | SDLP | John Hume | 1 | 18%
|
| 1987 | SDLP | John Hume | 3 | 18%
|
| 1992 | SDLP | John Hume | 4 | 18%
|
| 1997 | SDLP | John Hume | 3 | 18%
|
| 2001 | SDLP | John Hume | 3 | 18%
|
| 2019 | Alliance | Naomi Long | 1 | 18%
|
| 2024 | Alliance | Naomi Long | 1 | 18%
|
| 2024 | TUV | Jim Allister | 1 | 15%
|
| 1959 | Liberal | Jo Grimond | 6 | 15%
|
| 1964 | Liberal | Jo Grimond | 9 | 15%
|
| 1966 | Liberal | Jo Grimond | 12 | 15%
|
| 1945 | Liberal | Archibald Sinclair | 12 | 13%
|
| 2019 | SDLP | Colum Eastwood | 2 | 13%
|
| 2024 | SDLP | Colum Eastwood | 2 | 13%
|
| 2015 | Plaid Cymru | Leanne Wood | 3 | 13%
|
| 2017 | Plaid Cymru | Leanne Wood | 4 | 13%
|
| 1970 | SNP | William Wolfe | 1 | 10%
|
| 1974 (February) | SNP | William Wolfe | 7 | 10%
|
| 1974 (October) | SNP | William Wolfe | 11 | 10%
|
| 1979 | SNP | William Wolfe | 2 | 10%
|
| 2019 | Plaid Cymru | Adam Price | 4 | 8%
|
| 1945 | Ind. Labour Party | Bob Edwards | 3 | 8%
|
| 2010 | Alliance | David Ford | 1 | 8%
|
| 1997 | UUP | David Trimble | 10 | 8%
|
| 2001 | UUP | David Trimble | 6 | 8%
|
| 2005 | UUP | David Trimble | 1 | 8%
|
| 1974 (February) | Democratic Labour | Dick Taverne | 1 | 8%
|
| 1966 | Republican Labour | Gerry Fitt | 1 | 8%
|
| 1970 | Republican Labour | Gerry Fitt | 1 | 8%
|
| 1974 (February) | SDLP | Gerry Fitt | 1 | 8%
|
| 1974 (October) | SDLP | Gerry Fitt | 1 | 8%
|
| 1979 | SDLP | Gerry Fitt | 1 | 8%
|
| 1974 (February) | Plaid Cymru | Gwynfor Evans | 2 | 8%
|
| 1974 (October) | Plaid Cymru | Gwynfor Evans | 3 | 8%
|
| 1979 | Plaid Cymru | Gwynfor Evans | 2 | 8%
|
| 2017 | Green | Jonathan Bartley | 1 | 8%
|
| 2019 | Green | Jonathan Bartley | 1 | 8%
|
| 2024 | Plaid Cymru | Rhun ap Iorwerth | 4 | 8%
|
| 1983 | UUP | James Molyneaux | 11 | 5%
|
| 1987 | UUP | James Molyneaux | 9 | 5%
|
| 1992 | UUP | James Molyneaux | 9 | 5%
|
| 2015 | Green | Natalie Bennett | 1 | 5%
|
| 2001 | Health Concern | Richard Taylor | 1 | 5%
|
| 2005 | Health Concern | Richard Taylor | 1 | 5%
|
| 1983 | Plaid Cymru | Dafydd Wigley | 2 | 3%
|
| 1992 | Plaid Cymru | Dafydd Wigley | 4 | 3%
|
| 1997 | Plaid Cymru | Dafydd Wigley | 4 | 3%
|
| 2024 | UUP | Doug Beattie | 1 | 3%
|
| 1945 | Communist | Harry Pollitt | 2 | 3%
|
| 1983 | UPUP | James Kilfedder | 1 | 3%
|
| 1987 | UPUP | James Kilfedder | 1 | 3%
|
| 1992 | UPUP | James Kilfedder | 1 | 3%
|
| 2010 | SDLP | Margaret Ritchie | 3 | 3%
|
| 1983 | Sinn Féin | Ruairí Ó Brádaigh | 1 | 3%
|
| 1987 | Plaid Cymru | Dafydd Elis-Thomas | 3 | 0%
|
| 1979 | UUUP | Ernest Baird | 1 | 0%
|
| 1974 (February) | UUP | Harry West | 7 | 0%
|
| 1974 (October) | UUP | Harry West | 6 | 0%
|
| 1979 | UUP | Harry West | 5 | 0%
|
| 1945 | Nationalist | James McSparran | 2 | 0%
|
| 1950 | Nationalist | James McSparran | 2 | 0%
|
| 2005 | SDLP | Mark Durkan | 3 | 0%
|
| 2015 | UUP | Mike Nesbitt | 2 | 0%
|
| 1955 | Sinn Féin | Paddy McLogan | 2 | 0%
|
| 1997 | UK Unionist | Robert McCartney | 1 | 0%
|
| 1974 (February) | Vanguard | William Craig | 3 | 0%
|
| 1974 (October) | Vanguard | William Craig | 3 | 0%
|
| 1951 | Irish Labour | William Norton | 1 | 0%
|