| 1989 | Spokane | Nwst | A- | 22 | 0 | 0 | 0 | 69 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | .942 | -- | -- | -- | -- | -- | -- | 140 | 200 | 21 |
| 1990 | Riverside | Calif | A+ | 23 | 0 | 47 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | .994 | 1.000 | -- | -- | -- | -- | -- | -- | -- | 299 | 42 | 2 |
| | Wichita | Tex | AA | 23 | 0 | 41 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | .977 | -- | -- | -- | -- | -- | -- | -- | -- | 236 | 21 | 6 |
| | Las Vegas | PCL | AAA | 23 | 0 | 53 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | 4 | 2 | 0 |
| 1991 | Las Vegas | PCL | AAA | 24 | 0 | 1 | 51 | 16 | 41 | 0 | 0 | 0 | 0 | 23 | 0 | -- | 1.000 | .985 | .944 | .931 | -- | -- | -- | -- | .946 | 389 | 121 | 17 |
| 1992 | Las Vegas | PCL | AAA | 25 | 3 | 7 | 8 | 7 | 42 | 0 | 0 | 0 | 0 | 56 | 0 | 1.000 | 1.000 | 1.000 | .966 | .925 | -- | -- | -- | -- | .987 | 173 | 103 | 10 |
| 1993 | Las Vegas | PCL | AAA | 26 | 0 | 9 | 1 | 3 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | -- | 1.000 | 1.000 | 1.000 | .944 | -- | -- | -- | -- | -- | 74 | 58 | 4 |
| | San Diego | NL | MLB | 26 | 0 | 59 | 3 | 1 | 4 | 0 | 0 | 0 | 0 | 3 | 0 | -- | .983 | 1.000 | -- | 1.000 | -- | -- | -- | -- | -- | 314 | 32 | 6 |
| 1994 | Las Vegas | PCL | AAA | 27 | 0 | 44 | 9 | 51 | 14 | 1 | 0 | 0 | 0 | 11 | 0 | -- | .989 | 1.000 | .976 | 1.000 | 1.000 | -- | -- | -- | 1.000 | 460 | 208 | 10 |
Minor League Totals | 3 | 202 | 70 | 146 | 127 | 1 | 0 | 0 | 0 | 90 | 0 | 1.000 | .988 | .988 | .956 | .939 | 1.000 | -- | -- | -- | .978 | 1775 | 755 | 70 |