VP$P/PFR/AF/hands/limpcall%
3bet/fold to 4bet
Cbet/foldcbet/foldturn/foldriver
stealAtt/WSD%/WWSF%

important stats include

Steal att: only way to see if he's positionaly aware
WSD%: Calling stations see 27% or more showdowns
limpcall: shows how often guys will call raises after limping, this along with fold to Cbet is money in the bank from some players.