Lev IP ERA
2003: AA 69 4.15
2004: AA 141 2.86
AAA 11 2.31
MLB 14 2.57
2005: MLB 203 3.72
Gustavo's story just got even more remarkable, to me - I didn't previously notice that he'd been a reliever in 2003. He was a swingman in 2002 and a starter before that.