Now he has 54 walks in this time so that makes at least 560 PAs. So in what is not quite a full season but well above qualifying, he has a very high SLG. What if we set the cutoff at .650? Below is the list of all the players who had JUST 1 SEASON of at least .650. It is a pretty impressive list. For the most part, these are guys who had long, productive careers.
Ken Griffey Jr.
Now if we look at Davis's relative slugging (divided by the league average and multiplied by 100), we get 166. Below is the list of all players who had JUST 1 SEASON of a relative SLG of at least 160. It is similar to the above list, so it is very impressive, too. So maybe Chris Davis has done enough to prove he will not be just a flash in the pan.
And here is the list of all the players who had just 1 season with 50+ HRs.