| General Info | Pitching Breakdown | ||||||||||
| Year | Proteam | Points | Games | PPG | W | S | CG | W/S+ | Non W/S+ ` | No Hitter | Perfect Game |
| 1998 | Col | 130 | 38 | 3.42 | 3 | 0 | 0 | 4 | 96 | 0 | 0 |
| 1999 | Col | 69 | 36 | 1.92 | 2 | 0 | 0 | 4 | 45 | 0 | 0 |
| 2000 | Col | 79 | 26 | 3.04 | 3 | 0 | 0 | 4 | 45 | 0 | 0 |
| 2001 | Mil | 136 | 40 | 3.40 | 3 | 1 | 0 | 12 | 84 | 0 | 0 |
| 2002 | Mil | 220 | 39 | 5.64 | 0 | 15 | 0 | 34 | 36 | 0 | 0 |
| 2003 | Mil | 263 | 39 | 6.74 | 2 | 17 | 0 | 34 | 39 | 0 | 0 |
| 2004 | Bal | 57 | 36 | 1.58 | 0 | 0 | 0 | 0 | 57 | 0 | 0 |
| 2005 | Col | 18 | 3 | 6.00 | 1 | 0 | 0 | 2 | 6 | 0 | 0 |
| 2005 | NYN | 80 | 29 | 2.76 | 3 | 0 | 0 | 2 | 48 | 0 | 0 |
| 2006 | Col | 12 | 2 | 6.00 | 1 | 0 | 0 | 2 | 0 | 0 | 0 |