| 1993 | San Jose | Calif | A+ | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 85 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .991 | 203 | 9 | 2 |
| | Shreveport | Tex | AA | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 37 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .976 | 79 | 2 | 2 |
| | Phoenix | PCL | AAA | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .867 | 13 | 0 | 2 |
| 1994 | Shreveport | Tex | AA | 22 | 0 | 0 | 0 | 0 | 0 | 127 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | .989 | -- | -- | -- | -- | 268 | 5 | 3 |
| 1995 | Shreveport | Tex | AA | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 109 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .993 | 286 | 9 | 2 |
| | Phoenix | PCL | AAA | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1.000 | 19 | 2 | 0 |
| 1996 | Shreveport | Tex | AA | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 41 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .969 | 89 | 4 | 3 |
| | Phoenix | PCL | AAA | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 79 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .991 | 207 | 3 | 2 |
| 1997 | Shreveport | Tex | AA | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 107 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .978 | 214 | 9 | 5 |
| 1998 | Shreveport | Tex | AA | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 88 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .966 | 198 | 3 | 7 |
| | Fresno | PCL | AAA | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1.000 | 27 | 1 | 0 |
| 1999 | Fresno | PCL | AAA | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 129 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .980 | 284 | 8 | 6 |
| | SF Giants | NL | MLB | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- | -- | 1.000 | -- | -- | 6 | 0 | 0 |
| 2000 | SF Giants | NL | MLB | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 104 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- | -- | .980 | -- | -- | 143 | 2 | 3 |
| 2001 | Fresno | PCL | AAA | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 34 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .978 | 88 | 2 | 2 |
| | SF Giants | NL | MLB | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 104 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- | -- | .979 | -- | -- | 232 | 4 | 5 |
| 2002 | Oklahoma | PCL | AAA | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1.000 | 88 | 0 | 0 |
| | SF Giants | NL | MLB | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 4 | 3 | 0 | 0 | -- | -- | -- | -- | -- | -- | 1.000 | .875 | 1.000 | -- | 10 | 1 | 1 |
| | Texas | AL | MLB | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 1 | 0 | 1 | -- | -- | -- | -- | -- | -- | -- | 1.000 | -- | -- | 69 | 2 | 0 |
| 2003 | Las Vegas | PCL | AAA | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 82 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .995 | 201 | 7 | 1 |
| 2004 | Iowa | PCL | AAA | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 118 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .992 | 244 | 7 | 2 |
| | Chi Cubs | NL | MLB | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 2 | 0 | 0 | -- | -- | -- | -- | -- | -- | 1.000 | 1.000 | -- | -- | 7 | 0 | 0 |
| 2005 | Iowa | PCL | AAA | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 131 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .983 | 229 | 6 | 4 |
Minor League Totals | 0 | 0 | 0 | 0 | 0 | 127 | 0 | 0 | 0 | 1109 | 0 | -- | -- | -- | -- | -- | .989 | -- | -- | -- | .985 | 2737 | 77 | 43 |