The Baseball-Reference Play Index is an awesome tool for just $29 per year. Read all about it here.
The B-Ref PI now allows for filtering by 2007 free agents. So, it’s easy to find statistical leaders.
Looking for power?
SLG Leaders, min 300 PAs
Barry Bonds – .565
Aaron Rowand – .515
Geoff Jenkins – .471
Sammy Sosa – .468
Brad Wilkerson – .467
Jose Guillen – .460
Mike Lamb – .453
Luis Gonzalez – .433
Mike Cameron – .431
Shawn Green – .430
Cliff Floyd – .422
Looking for OBP?
OBP Leaders, min 300 PAs
Barry Bonds – .480
Aaron Rowand – .374
Cliff Floyd – .373
Kenny Lofton – .367
Mike Lamb – .366
Luis Gonzalez – .359
David Eckstein – .356
Sean Casey – .353
Jose Guillen – .353
Shawn Green – .352