Round 1
Now and then we see newspaper polls rating the best PMs of the last few decades, or in the case of one Essential poll last week, the best government of the last ten years. John Howard is a persistent "winner" of the first class of polling, but I've always believed he has an unfair advantage. He tends to get a very high share of the Liberal vote with other Liberal PMs hardly getting any, while the Labor vote tends to be split up more between Hawke, Keating, Whitlam, Rudd and Gillard. For that reason it's not clear whether Howard would beat all the Labor PMs on a head-to-head basis, although it looks like he probably would.
I've decided to run a similar Not-A-Poll exercise here in the sidebar just for fun over a period of several months. The basic rule is that we keep going eliminating one PM at a time (perhaps more) until someone has over 50% at the end of a month. The more complicated rules are: