Regular season · Batting
| 2007 | WSH | 7 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | .000 | .000 | .000 |
| 2006 | WSH | 8 | 8 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .250 | .250 | .250 |
| 2005 | WSH | 31 | 59 | 2 | 6 | 3 | 0 | 0 | 0 | 0 | 23 | 0 | .102 | .117 | .153 |
| 2004 | WSH | 19 | 33 | 0 | 4 | 0 | 0 | 0 | 1 | 1 | 17 | 0 | .121 | .147 | .121 |
| 2003 | AZ | 16 | 13 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 4 | 0 | .077 | .077 | .077 |
| 2002 | AZ | 7 | 10 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | .100 | .182 | .100 |
| Career | TOTAL | 88 | 133 | 4 | 14 | 3 | 0 | 0 | 2 | 2 | 56 | 0 | .105 | .125 | .128 |
Regular season · Pitching
| 2007 | WSH | 7 | 1 | 5 | 0 | 31.1 | 39 | 26 | 22 | 15 | 7.47 | 1.95 |
| 2006 | WSH | 8 | 1 | 2 | 0 | 40.2 | 36 | 20 | 9 | 42 | 4.43 | 1.11 |
| 2005 | WSH | 31 | 9 | 7 | 0 | 198.1 | 172 | 69 | 65 | 185 | 3.13 | 1.19 |
| 2004 | WSH | 19 | 4 | 7 | 0 | 98.1 | 100 | 55 | 46 | 99 | 5.03 | 1.48 |
| 2003 | AZ | 16 | 1 | 4 | 1 | 55.0 | 61 | 37 | 30 | 43 | 6.05 | 1.65 |
| 2002 | AZ | 7 | 2 | 0 | 0 | 30.2 | 27 | 11 | 7 | 31 | 3.23 | 1.11 |
| Career | TOTAL | 88 | 18 | 25 | 1 | 454.1 | 435 | 218 | 179 | 415 | 4.32 | 1.35 |