| 1980 | GCL White Sox | GCL | Rk | 21 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .800 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 5 | 11 | 4 |
| 1981 | Appleton | Midw | A | 22 | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .957 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 7 | 15 | 1 |
| | Glens Falls | East | AA | 22 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 3 | 4 | 0 |
| 1982 | Glens Falls | East | AA | 23 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 2 | 4 | 0 |
| 1983 | Glens Falls | East | AA | 24 | 42 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .947 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 8 | 10 | 1 |
| 1985 | Glens Falls | East | AA | 26 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 6 | 16 | 0 |
| | Buffalo | Amer | AAA | 26 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0 | 3 | 0 |
| 1986 | Omaha | Amer | AAA | 27 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .955 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 9 | 12 | 1 |
| 1987 | Omaha | Amer | AAA | 28 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .919 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 14 | 20 | 3 |
| 1988 | Omaha | Amer | AAA | 29 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .937 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 5 | 10 | 1 |