Historical rankings of Prime Ministers of Australia teaching or researching in the fields of Australian politics or history" to place Australia's prime ministers in five categories; 40 responded. Five points were awarded to prime ministers judged "outstanding", four for those considered "good", three for "average", two for "below average", and one for "failure". The three caretaker prime ministers were excluded from consideration, as was the serving prime minister, Julia Gillard. John Curtin received the highest average rating, 4.78, and he was the only prime minister who no respondents gave a rating lower than "good". It is possible to compare the highest approval ratings achieved by Prime Ministers
Prime Minister of Portugal residence of the Prime Minister, not all incumbents have lived in the mansion during their term in office. António Costa, current Prime Minister, doesn't live in the residence. As of , there are eight living former Prime Ministers of Portugal, as seen below. The most recent Prime Minister to die was Mário Alberto Nobre Lopes Soares (served 1976–1978 and 1983–1985), on 7 January 2017 aged 92. Prime Minister of Portugal Prime Minister (Portuguese: "Primeiro-Ministro"; ) is the current title of the head of government of Portugal. As head of government, the Prime Minister coordinates the actions of ministers, represents the