| % | term | Prime Minister | % Correct |
|---|---|---|---|
| 93 | 1940-1945 | Winston Churchill | 100%
|
| 92 | 1997-2007 | Tony Blair | 97%
|
| 95 | 1979-1990 | Margaret Thatcher | 91%
|
| 86 | 2016- | Theresa May | 88%
|
| 95 | 2010-2016 | David Cameron | 85%
|
| 83 | 2007-2010 | Gordon Brown | 85%
|
| 68 | 1937-1940 | Neville Chamberlain | 71%
|
| 71 | 1990-1997 | John Major | 68%
|
| 54 | 1964-1970 | Harold Wilson | 65%
|
| 51 | 1945-1951 | Clement Attlee | 59%
|
| 51 | 1970-1974 | Edward Heath | 59%
|
| 55 | 1874-1880 | Benjamin Disraeli | 53%
|
| 45 | 1976-1979 | James Callaghan | 53%
|
| 43 | 1957-1963 | Harold Macmillan | 50%
|
| 50 | 1783-1801 | William Pitt | 47%
|
| 42 | 1955-1957 | Anthony Eden | 41%
|
| 54 | 1916-1922 | David Lloyd George | 41%
|
| 43 | 1868-1874 | William Gladstone | 38%
|
| 38 | 1841-1846 | Robert Peel | 35%
|
| 47 | 1866-1868 | Earl of Derby | 15%
|