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 the Democratic Republic of the Congo or herself alone. The constitution does not expressly outline any direct requirement for this position. The only litmus is the approval by the National Assembly of the government's composition and program, which then leads to the investiture of the government. Historical: Prime Minister of the Democratic Republic of the Congo The prime minister of the Democratic Republic of the Congo (, , ), is Congo's head of government. The current prime minister of the Democratic Republic of the Congo is Bruno Tshibala. The position of prime minister was already present in the first government after independence of the Democratic Republic