| 2007 | SEA | MLB | 4.75 | 49.5 | 0.8 | 0.3 | 5.16 | 45.6 | 0.8 | 0.0 | |
| Actual | 3.83 | 19.16 | 15.68 | 1.74 | 0.35 | 19.2 | 19.9 | 11.8 | 5.9 | 2.4 | 2.78 | | Park Adj | 3.73 | 18.66 | 15.48 | 1.72 | 0.36 | 19.7 | 20.0 | 12.2 | 5.7 | 2.5 | 2.87 | | Regres'd | 3.88 | 17.69 | 13.31 | 1.54 | 0.76 | 21.4 | 20.7 | 12.8 | 5.6 | 2.3 | 5.24 | | League | 4.13 | 14.36 | 8.83 | 1.16 | 1.00 | 30.4 | 20.3 | 13.1 | 5.4 | 1.3 | 5.83 | | |
| 2008 | --- | AA | 4.32 | 55.9 | 1.3 | 0.1 | 4.89 | 50.2 | 1.3 | 0.0 | |
| 2008 | --- | AAA | 8.63 | 25.4 | 0.8 | -0.1 | 5.17 | 49.8 | 0.8 | 0.0 | |
| 2008 | --- | MLB | 3.35 | 62.6 | 2.0 | 1.0 | 3.85 | 56.7 | 1.3 | 0.5 | |
| 2008 | TAC | AAA | 8.63 | 25.4 | 0.8 | -0.1 | 5.17 | 49.8 | 0.8 | 0.0 | |
| Actual | 4.55 | 9.09 | 13.64 | 0.00 | 0.00 | 22.7 | 36.4 | 4.5 | 9.1 | 0.0 | 18.18 | | Park Adj | 4.55 | 9.09 | 13.64 | 0.00 | 0.00 | 22.7 | 36.4 | 4.5 | 9.1 | 0.0 | 18.18 | | Regres'd | 4.74 | 14.91 | 9.68 | 0.54 | 0.89 | 30.0 | 20.4 | 11.9 | 5.1 | 1.7 | 6.96 | | League | 4.74 | 14.98 | 9.64 | 0.55 | 0.89 | 30.1 | 20.2 | 12.0 | 5.1 | 1.7 | 6.87 | | |
| 2008 | WTD | AA | 4.32 | 55.9 | 1.3 | 0.1 | 4.89 | 50.2 | 1.3 | 0.0 | |
| Actual | 6.67 | 20.00 | 20.00 | 0.00 | 0.00 | 30.0 | 16.7 | 6.7 | 0.0 | 0.0 | 0.00 | | Park Adj | 6.67 | 20.00 | 20.00 | 0.00 | 0.00 | 30.0 | 16.7 | 6.7 | 0.0 | 0.0 | 0.00 | | Regres'd | 4.45 | 15.33 | 10.41 | 0.64 | 1.32 | 30.9 | 18.9 | 11.2 | 4.7 | 2.2 | 5.22 | | League | 4.41 | 15.22 | 10.22 | 0.65 | 1.34 | 30.9 | 18.5 | 11.5 | 5.0 | 2.2 | 5.01 | | |
| 2008 | SEA | MLB | 3.35 | 62.6 | 2.0 | 1.0 | 3.85 | 56.7 | 1.3 | 0.5 | |
| Actual | 7.80 | 25.53 | 10.64 | 0.00 | 0.00 | 20.6 | 19.9 | 9.2 | 5.0 | 1.4 | 10.42 | | Park Adj | 7.61 | 24.92 | 10.53 | 0.00 | 0.00 | 21.2 | 20.0 | 9.5 | 4.8 | 1.5 | 10.76 | | Regres'd | 5.68 | 19.62 | 9.60 | 0.66 | 0.69 | 25.7 | 20.0 | 11.5 | 5.2 | 1.3 | 6.97 | | League | 4.46 | 14.65 | 8.93 | 1.14 | 0.91 | 30.8 | 19.8 | 12.7 | 5.4 | 1.2 | 6.20 | | |