| SP | Niemann, J.Niemann, Jeff >> | 29 | 2012 | R | 91 | 17 | 17 | 4 | 6 | 3.51 | .294 | 1.19 | 7.6 | 3.2 | 6.7 | 89.2 | 75 | 35 | 35 | 8 | 32 | 66 | 0 | 0 | 0 | 0 | 6 | 5 | 2 | 3.93 |
| SP | Shields, J.Shields, James >> | 31 | 2012 | R | 69 | 17 | 17 | 6 | 8 | 4.28 | .321 | 1.41 | 9.2 | 3.5 | 7.1 | 107.1 | 109 | 52 | 51 | 15 | 42 | 84 | 1 | 0 | 0 | 0 | 11 | 1 | 3 | 4.46 |
| SP | Archer, C.Archer, Chris >> | 23 | 2012 | R | 67 | 14 | 14 | 6 | 4 | 3.20 | .299 | 1.25 | 7.5 | 3.9 | 10.0 | 70.1 | 58 | 26 | 25 | 5 | 30 | 78 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 3.07 |
| SP | Hellickson, J.Hellickson, Jeremy >> | 25 | 2012 | R | 46 | 13 | 13 | 3 | 4 | 7.47 | .367 | 1.74 | 12.9 | 2.7 | 7.0 | 53.0 | 76 | 44 | 44 | 9 | 16 | 41 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 4.57 |
| SU | Rodney, F.Rodney, Fernando >> | 35 | 2012 | R | 93 | 32 | 0 | 0 | 3 | 2.97 | .266 | 1.09 | 7.8 | 2.1 | 7.8 | 30.1 | 26 | 10 | 10 | 1 | 7 | 26 | 0 | 1 | 1 | 0 | 0 | 0 | 3 | 2.40 |
| RP | Peralta, J.Peralta, Joel >> | 36 | 2012 | R | 82 | 46 | 0 | 4 | 1 | 3.04 | .256 | 0.96 | 6.3 | 2.4 | 9.8 | 53.1 | 37 | 19 | 18 | 4 | 14 | 58 | 0 | 1 | 2 | 0 | 0 | 4 | 5 | 2.81 |
| RP | Cordero, F.Cordero, Francisco >> | 32 | 2007 | R | 63 | 24 | 0 | 1 | 1 | 3.20 | .283 | 1.14 | 6.8 | 3.6 | 7.9 | 25.1 | 19 | 10 | 9 | 1 | 10 | 22 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3.08 |