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
Julia Gillard day. Ten minutes before the ballot was due to occur, Rudd publicly announced that he would not contest the leadership, in line with the commitment he had made following the 2012 contest. As such, Gillard and Wayne Swan were the only candidates for the Leadership and Deputy Leadership of the Labor Party, and were elected unopposed. This marked the first time in history that an incumbent Labor Leader was elected unopposed at a leadership ballot. Several ministers subsequently resigned from the government, including Chief Government Whip Joel Fitzgibbon, Human Services Minister Kim Carr, and Energy Minister Martin Ferguson. Gillard declared