NBA Analytics - 2011-2012 NBA Unrestricted Free Agents - Power Forwards

Evaluating Data to help analyzing  the 2011-2012 NBA Unrestricted Free Agents. Statistical data from the 2006-2007 to the 2010-2011 season including player salary

Years: Years in the NBA (data taken from 2006-2007 to 2010-2011 season so max 5)
Gp: Games Played
Mpg: Minutes per Game
P/48: Points per 48 minutes of play 
R/48: Rebounds per 48 minutes of play 
GS/48: Game score per 48 minutes of play 
DP/48: Denfencive Stats per 48 minutes of play
MP/48: Missed plays per 48 minutes of play
Avg Salary: Avg Salary over the past 5 years
Min($): Average value ($) per minute played since 2006-2007
Pts($): Average value ($) per points scored since 2006-2007
Reb($): Average value ($) per Rebound since 2006-2007
DefPl($)  Average value ($) per Defenive Stat since 2006-2007


Game Score: the formula is PTS + 0.4 * FG - 0.7 * FGA - 0.4*(FTA - FT) + 0.7 * ORB + 0.3 * DRB + STL + 0.7 * AST + 0.7 * BLK - 0.4 * PF - TOV.  Game Score was created by John Hollinger to give a rough measure of a player's productivity for a single game.
Defensive Stats: Defensive Rebounds + Blocks + Steals
Missed Plays: Missed Field Goals + Turnovers


Sources
Statistics: http://www.basketball-reference.com and http://www.nba.com
Salary information: http://www.usatoday.com