Per Nick Scurfield:
RB Arian Foster
1st in rushing attempts (132)
2nd in rushing yards (532)
1st in rushing touchdowns (5)
3rd in yards from scrimmage (592)
1st in scrimmage touchdowns (6)
Arian is 2nd in rushing yards with 532 with 132 attempts. First in rushing yards is J. Charles (KC) with 562 with only 102 attempts.
Football Outsiders has just updated their 2012 RB stats. It's interesting to review these parameters for comparison.