Records of Prime Ministers of the United Kingdom combined with his first term (13 July 176530 July 1766) his total time in office was 1 year and 113 days, which exceeds the total periods of several other Prime Ministers. (The Duke of Wellington had also served as Prime Minister between 1828 and 1830.) Consequently, the Prime Minister with the total shortest period in office was George Canning, whose sole term lasted 119 days from 12 April 1827 until his death on 8 August 1827. The Prime Minister with the longest period between the start of their first appointment and the end of their final term was the Duke
Historical rankings of Prime Ministers of Australia prime ministers during that time were excluded from consideration, but the serving prime minister, John Howard, was included. The participants in the survey were Judith Brett (La Trobe), Greg Craven (Curtin), David Day (La Trobe), Michael Duffy (freelance), Brian Galligan (Melbourne), Ian Hancock (ANU), John Hirst (La Trobe), Carol Johnson (Adelaide), Stuart Macintyre (Melbourne), Alistair Mant (freelance), Andrew Parkin (Flinders), Tom Stannage (Curtin), Paul Strangio (Monash), James Walter (Monash), and Patrick Weller (Griffith). Geoffrey Blainey, Marian Simms, and several others were invited to participate, but declined. In 2010, a team of researchers from Monash University asked "145 academics that were