| 1990 | Oneonta | NYPL | A- | 20 | 0 | 0 | 0 | 65 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .973 | -- | -- | -- | -- | -- | -- | 131 | 158 | 8 |
| 1991 | Fort Lauderdale | FSL | A+ | 21 | 0 | 0 | 1 | 114 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | 1.000 | .968 | -- | -- | -- | -- | -- | -- | 182 | 306 | 16 |
| 1992 | Prince William | Caro | A+ | 22 | 0 | 0 | 0 | 100 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .960 | .952 | -- | -- | -- | -- | -- | 192 | 288 | 20 |
| 1993 | Albany/Colonie | East | AA | 23 | 0 | 0 | 0 | 133 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .968 | -- | -- | -- | -- | -- | -- | 261 | 369 | 21 |
| 1994 | Scranton/WB | IL | AAA | 24 | 0 | 0 | 0 | 76 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .963 | .875 | -- | -- | -- | -- | -- | 160 | 237 | 16 |
| 1995 | Scranton/WB | IL | AAA | 25 | 0 | 0 | 0 | 102 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .976 | -- | -- | -- | -- | -- | -- | 217 | 279 | 12 |
| | Philadelphia | NL | MLB | 25 | 0 | 0 | 0 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .984 | 1.000 | -- | -- | -- | -- | -- | 29 | 35 | 1 |
| 1996 | Philadelphia | NL | MLB | 26 | 0 | 0 | 30 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | 1.000 | 1.000 | 1.000 | -- | -- | -- | -- | -- | 243 | 27 | 0 |
| 1997 | Scranton/WB | IL | AAA | 27 | 0 | 0 | 1 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | 1.000 | 1.000 | .889 | -- | -- | -- | -- | -- | 23 | 18 | 1 |
| | Philadelphia | NL | MLB | 27 | 0 | 0 | 25 | 6 | 12 | 0 | 0 | 0 | 0 | 0 | 1 | -- | -- | .987 | .882 | .889 | -- | -- | -- | -- | -- | 157 | 31 | 6 |
| 1998 | Philadelphia | NL | MLB | 28 | 0 | 0 | 24 | 22 | 6 | 0 | 0 | 0 | 0 | 0 | 8 | -- | -- | 1.000 | .966 | .929 | -- | -- | -- | -- | -- | 195 | 77 | 4 |
| 1999 | Philadelphia | NL | MLB | 29 | 0 | 0 | 13 | 33 | 62 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | 1.000 | .984 | .943 | -- | -- | -- | -- | -- | 151 | 164 | 10 |
| 2000 | Philadelphia | NL | MLB | 30 | 0 | 0 | 9 | 47 | 39 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | .967 | .988 | .967 | -- | -- | -- | -- | -- | 147 | 163 | 7 |
| 2001 | Philadelphia | NL | MLB | 31 | 0 | 0 | 10 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | .948 | .953 | 1.000 | -- | -- | -- | -- | -- | 69 | 37 | 5 |
| 2002 | Fresno | PCL | AAA | 32 | 0 | 0 | 10 | 27 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | -- | -- | .986 | .990 | -- | -- | -- | -- | -- | 1.000 | 122 | 64 | 2 |
| | Louisville | IL | AAA | 32 | 0 | 0 | 4 | 2 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | .978 | 1.000 | .900 | -- | -- | -- | -- | -- | 58 | 35 | 5 |
| 2003 | Camden | Atl | Ind | 33 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .986 | -- | -- | -- | -- | -- | -- | 60 | 81 | 2 |
| | Lowell | NYPL | A- | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .983 | 114 | 3 | 2 |
| | Toledo | IL | AAA | 33 | 0 | 0 | 17 | 22 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | -- | -- | 1.000 | .978 | -- | -- | -- | -- | -- | -- | 204 | 65 | 2 |
| 2004 | Camden | Atl | Ind | 34 | 0 | 0 | 0 | 67 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .984 | -- | -- | -- | -- | -- | -- | 134 | 244 | 6 |
| 2005 | Camden | Atl | Ind | 35 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .962 | -- | -- | -- | -- | -- | -- | 35 | 40 | 3 |
Minor League Totals | 0 | 0 | 33 | 644 | 28 | 0 | 0 | 0 | 0 | 67 | 0 | -- | -- | .994 | .971 | .910 | -- | -- | -- | -- | .986 | 1664 | 1822 | 105 |