Published once a year by the association. Nothing at the top has ever moved.
Since the association began counting
There is a rumor about 2007. There is no 2007 rumor. He was number one in 2007 by more than he was number one in any other year, and the people spreading it know that, and one of them has a son in the top ten.
For people who write in about it
The panel scores out of one hundred. The panel has never awarded one hundred. The panel has said, in writing, that one hundred is theoretical.
Slish Valez has 99.8. That is the closest anybody has come to a thing the panel says cannot happen, and every year they take the two tenths off, and every year nobody will say who takes them off or what they are for.