| Year | Tm | G | W | L | Sv | IP | K | ERA | WHIP | R$ | T15 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1995 | HOU | 1 | 0 | 0 | 0 | 0.1 | 0 | 0.00 | 0.00 | -$3 | |
| 1996 | HOU | 37 | 2 | 2 | 9 | 51 | 67 | 2.44 | 1.12 | $7 | |
| 1997 | HOU | 62 | 7 | 8 | 23 | 66 | 106 | 2.85 | 1.19 | $15 | |
| 1998 | HOU | 58 | 4 | 3 | 30 | 60 | 97 | 2.70 | 1.18 | $15 | |
| 1999 | HOU | 66 | 4 | 1 | 39 | 74 | 124 | 1.57 | 0.78 | $28 | T15 |
| 2000 | HOU | 28 | 2 | 4 | 6 | 27 | 28 | 6.18 | 1.66 | -$2 | |
| 2001 | HOU | 64 | 2 | 5 | 39 | 62 | 79 | 2.73 | 1.02 | $18 | |
| 2002 | HOU | 70 | 4 | 2 | 35 | 75 | 88 | 2.52 | 0.97 | $19 | |
| 2003 | HOU | 78 | 1 | 4 | 44 | 86 | 105 | 1.78 | 0.87 | $27 | T15 |
| 2004 | PHI | 45 | 4 | 0 | 21 | 48 | 59 | 2.42 | 0.77 | $13 | |
| 2005 | PHI | 75 | 4 | 3 | 38 | 77 | 87 | 1.51 | 0.84 | $24 | T15 |
| 2006 | NYM | 70 | 3 | 2 | 40 | 72 | 94 | 2.24 | 1.11 | $22 | |
| 2007 | NYM | 66 | 2 | 2 | 34 | 68 | 80 | 2.63 | 1.13 | $17 | |
| 2008 | NYM | 45 | 0 | 1 | 27 | 47 | 52 | 2.30 | 0.89 | $12 | |
| 2009 | NYM-BOS | 17 | 1 | 1 | 0 | 15 | 26 | 1.72 | 1.02 | -$1 | |
| 2010 | ATL | 71 | 7 | 2 | 37 | 69 | 104 | 1.43 | 0.87 | $23 | T15 |