| 1989 | Helena | Pio | Rk | - | mil | 21 | 28 | 2 | 0 | 2.88 | 7 | 6 | 2 | 2 | 0 | 0 | 34.1 | 26 | 13 | 11 | 4 | 12 | 40 | 2 | | 1.11 | 6.82 | 1.05 | 3.15 | 10.49 | 0.30 | -- | -- |
| 1989 | Beloit | Midw | A | - | mil | 21 | - | 1 | 1 | 8.31 | 2 | 2 | 0 | 0 | 0 | 0 | 8.2 | 13 | 8 | 8 | 1 | 4 | 9 | 0 | | 1.96 | 13.50 | 1.04 | 4.15 | 9.35 | 0.44 | -- | -- |
| 1990 | Beloit | Midw | A | - | mil | 22 | - | 2 | 4 | 5.37 | 13 | 13 | 0 | 0 | 0 | 0 | 57.0 | 60 | 44 | 34 | 4 | 38 | 63 | 5 | | 1.72 | 9.47 | 0.63 | 6.00 | 9.95 | 0.60 | -- | -- |
| 1991 | Beloit | Midw | A | - | mil | 23 | - | 2 | 2 | 3.78 | 14 | 7 | 0 | 0 | 3 | 1 | 50.0 | 48 | 28 | 21 | 2 | 28 | 32 | 1 | | 1.52 | 8.64 | 0.36 | 5.04 | 5.76 | 0.88 | -- | -- |
| 1991 | Stockton | Calif | A+ | - | mil | 23 | - | 2 | 3 | 4.44 | 17 | 5 | 0 | 0 | 5 | 1 | 52.2 | 50 | 31 | 26 | 1 | 38 | 58 | 1 | | 1.67 | 8.54 | 0.17 | 6.49 | 9.91 | 0.66 | -- | -- |
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| A+ Totals (1 year) | 2 | 3 | 4.42 | 17 | 5 | 0 | 0 | 5 | 1 | 53 | 50 | 31 | 26 | 1 | 38 | 58 | 1 | 0 | 1.66 | 8.49 | 0.17 | 6.45 | 9.85 | 0.66 | -- | -- |
| A Totals (3 years) | 5 | 7 | 4.89 | 29 | 22 | 0 | 0 | 3 | 1 | 116 | 121 | 80 | 63 | 7 | 70 | 104 | 6 | 0 | 1.65 | 9.39 | 0.54 | 5.43 | 8.07 | 0.67 | -- | -- |
| Rookie Totals (1 year) | 2 | 0 | 2.91 | 7 | 6 | 2 | 2 | 0 | 0 | 34 | 26 | 13 | 11 | 4 | 12 | 40 | 2 | 0 | 1.12 | 6.88 | 1.06 | 3.18 | 10.59 | 0.30 | -- | -- |
| 1989 | Helena | Pio | Rk | P | 7 | | 5 | 1 | 3 | 1 | 0 | | .800 | -- | -- | |
| 1990 | Beloit | Midw | A | P | 13 | | 11 | 5 | 4 | 2 | 0 | | .818 | -- | -- | |
| 1991 | Beloit | Midw | A | P | 14 | | 11 | 2 | 6 | 3 | 1 | | .727 | -- | -- | |
| | Stockton | Calif | A+ | P | 17 | | 9 | 0 | 7 | 2 | 1 | | .778 | -- | -- | |