| 1996 | GCL Astros | GCL | Rk | 19 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .941 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 10 | 6 | 1 |
| | Auburn | NYPL | A- | 19 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 1 | 0 |
| 1997 | Quad Cities | Midw | A | 20 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .950 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 7 | 12 | 1 |
| | Kissimmee | FSL | A+ | 20 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 13 | 16 | 0 |
| 1998 | Jackson | Tex | AA | 21 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 5 | 6 | 0 |
| 1999 | New Orleans | PCL | AAA | 22 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 5 | 21 | 0 |
| | Houston | NL | MLB | 22 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 2 | 0 |
| 2000 | New Orleans | PCL | AAA | 23 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .968 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 7 | 23 | 1 |
| | Houston | NL | MLB | 23 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 9 | 11 | 0 |
| 2001 | Houston | NL | MLB | 24 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .963 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 16 | 36 | 2 |
| 2002 | New Orleans | PCL | AAA | 25 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 1 | 0 |
| | Houston | NL | MLB | 25 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .953 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 22 | 19 | 2 |
| 2003 | Houston | NL | MLB | 26 | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .971 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 13 | 21 | 1 |
| 2004 | Houston | NL | MLB | 27 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 7 | 11 | 0 |
| 2005 | Wilmington | Caro | A+ | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 1 | 0 |
| | Greenville | Sou | AA | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 2 | 0 | 0 |
| | Pawtucket | IL | AAA | 28 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 3 | 0 |
| | Boston | AL | MLB | 28 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .947 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 8 | 10 | 1 |
| 2006 | Chi Cubs | NL | MLB | 29 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1 | 5 | 0 |
| 2007 | Chi Cubs | NL | MLB | 30 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 1 | 0 |
| 2009 | GCL Blue Jays | GCL | Rk | 32 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1 | 0 | 0 |
| | Las Vegas | PCL | AAA | 32 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1 | 5 | 0 |
Minor League Totals | 103 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .980 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 51 | 95 | 3 |