| Year | Team | Lg | Level | Unif | Org | Age | Rk | G | GS | IP | ERA | WHIP | H9 | HR9 | BB9 | SO9 | BB/SO | GB/FB | QS | HB | AB | Bavg | TBF | Pit/B | Bal | Str | Sw | Record | TR | Manager(s) |
| 1978 | Oneonta | NYPL | A- | - | nyy | 21 | 68 | 9 | 5 | 43.0 | 1.67 | 1.02 | 6.28 | -- | 2.93 | 7.12 | 0.41 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 51-19 | 1 | Art Mazmanian |
| 1979 | West Haven | East | AA | - | nyy | 22 | 7 | 24 | 23 | 154.0 | 3.62 | 1.20 | 7.71 | 0.88 | 3.10 | 4.68 | 0.66 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 83-56 | 1 | Stump Merrill |
| 1980 | Nashville | Sou | AA | - | nyy | 23 | 11 | 27 | 26 | 187.0 | 2.94 | 1.36 | 8.09 | 0.48 | 4.14 | 5.39 | 0.77 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 97-46 | 1 | Stump Merrill |
| 1981 | Columbus | IL | AAA | - | nyy | 24 | - | 1 | 1 | 3.0 | 15.00 | 3.33 | 18.00 | -- | 12.00 | 9.00 | 1.33 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 88-51 | 1 | Frank Verdi |
| Iowa | Amer | AAA | - | chc | 24 | 34 | 21 | 18 | 109.0 | 4.79 | 1.65 | 10.16 | 1.16 | 4.71 | 5.04 | 0.93 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 53-82 | 4 | Roy Hartsfield, Randy Hundley | |
| 1982 | Iowa | Amer | AAA | - | chc | 25 | - | 17 | 16 | 92.1 | 6.73 | 1.52 | 10.62 | 1.36 | 3.02 | 4.97 | 0.61 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 73-62 | 2 | Jim Napier |
| Chi Cubs | NL | MLB | 50 | chc | 25 | - | 8 | 8 | 40.2 | 5.53 | 1.67 | 11.07 | 1.11 | 3.98 | 3.32 | 1.20 | 1.12 | 4 | 0 | 166 | .301 | 187 | -- | -- | -- | -- | 73-89 | 5 | Lee Elia | |
| 1983 | Iowa | Amer | AAA | - | chc | 26 | - | 27 | 13 | 108.0 | 4.17 | 1.59 | 10.67 | 0.67 | 3.67 | 4.67 | 0.79 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 71-65 | 2 | Jim Napier |
| 1984 | Iowa | Amer | AAA | - | chc | 27 | 47 | 26 | 20 | 123.1 | 4.89 | 1.60 | 10.87 | 1.24 | 3.50 | 5.84 | 0.60 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 80-74 | 2 | Jim Napier |
| 1985 | Syracuse | IL | AAA | - | tor | 28 | - | 12 | 12 | 78.1 | 2.53 | 1.14 | 7.70 | 0.69 | 2.53 | 3.56 | 0.71 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 79-61 | 1 | Doug Ault |
| Toronto | AL | MLB | 49 | tor | 28 | - | 11 | 9 | 48.2 | 3.88 | 1.15 | 7.03 | 1.11 | 3.33 | 4.44 | 0.75 | 1.07 | 2 | 0 | 171 | .222 | 192 | -- | -- | -- | -- | 99-62 | 1 | Bobby Cox | |
| 1987 | Dunedin | FSL | A+ | - | tor | 30 | - | 6 | 5 | 23.0 | 0.78 | 0.87 | 7.83 | 0.39 | 0.00 | 5.09 | 0.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 76-64 | 2 | Bob Bailor |
| Knoxville | Sou | AA | - | tor | 30 | 58 | 6 | 3 | 20.2 | 0.87 | 0.82 | 5.66 | -- | 1.74 | 6.10 | 0.29 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 68-76 | 5 | Glenn Ezell | |
| Syracuse | IL | AAA | - | tor | 30 | - | 8 | 4 | 24.2 | 1.46 | 1.18 | 8.39 | 0.36 | 2.19 | 3.28 | 0.67 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 68-72 | 6 | Doug Ault | |
| 1988 | Denver | Amer | AAA | - | mil | 31 | 44 | 8 | 7 | 55.2 | 2.10 | 0.88 | 6.47 | 0.16 | 1.46 | 5.50 | 0.26 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 72-69 | 3 | Gene Dusan |
| Milwaukee | AL | MLB | 39 | mil | 31 | - | 19 | 16 | 101.2 | 4.43 | 1.39 | 9.56 | 0.71 | 2.92 | 3.45 | 0.85 | 1.31 | 8 | 1 | 385 | .281 | 431 | 3.54 | 39.3 | 60.7 | 7.5 | 87-75 | 4 | Tom Trebelhorn | |
| 1989 | Denver | Amer | AAA | - | mil | 32 | - | 12 | 12 | 83.2 | 2.80 | 1.09 | 8.28 | 0.32 | 1.51 | 3.66 | 0.41 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 69-77 | 2 | Dave Machemer |
| Milwaukee | AL | MLB | 39 | mil | 32 | - | 13 | 13 | 72.1 | 3.61 | 1.34 | 9.21 | 0.75 | 2.86 | 2.49 | 1.15 | 1.11 | 8 | 4 | 273 | .271 | 302 | 3.56 | 39.8 | 60.2 | 6.0 | 81-81 | 4 | Tom Trebelhorn | |
| 1990 | Denver | Amer | AAA | - | mil | 33 | - | 9 | 9 | 51.1 | 6.49 | 1.54 | 12.27 | 0.70 | 1.58 | 3.86 | 0.41 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 68-78 | Dave Machemer | |
| Milwaukee | AL | MLB | 28 | mil | 33 | - | 7 | 4 | 22.0 | 6.14 | 1.59 | 10.64 | 0.82 | 3.68 | 3.27 | 1.13 | 1.15 | 2 | 0 | 90 | .289 | 98 | 2.51 | 38.2 | 61.8 | 6.5 | 74-88 | 6 | Tom Trebelhorn | |
| 1991 | Iowa | Amer | AAA | - | chc | 34 | 25 | 18 | 18 | 113.1 | 4.37 | 1.37 | 10.01 | 0.95 | 2.30 | 3.73 | 0.62 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 78-66 | 2 | Jim Essian, Mick Kelleher |
| 1992 | Tidewater | IL | AAA | - | nym | 35 | 65 | 18 | 17 | 100.1 | 2.78 | 1.34 | 9.51 | 0.18 | 2.51 | 4.22 | 0.60 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 56-86 | 4 | Clint Hurdle |
| NY Mets | NL | MLB | 44 | nym | 35 | - | 9 | 1 | 22.0 | 2.05 | 1.09 | 7.36 | 0.82 | 2.45 | 3.68 | 0.67 | 0.92 | 1 | 0 | 81 | .222 | 88 | 3.38 | 35.4 | 64.6 | 6.4 | 72-90 | 5 | Jeff Torborg | |
| 1993 | Norfolk | IL | AAA | - | nym | 36 | 48 | 22 | 20 | 123.1 | 3.79 | 1.35 | 9.63 | 0.73 | 2.48 | 4.74 | 0.52 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 70-71 | 5 | Clint Hurdle |
| MLB Totals (6 years) | 67 | 51 | 308 | 1 | 1.37 | 9.18 | 0.85 | 3.13 | 3.36 | 0.93 | 1.16 | 25 | 5 | 1166 | .269 | 1298 | -- | 39.0 | 61.0 | 6.8 | .501 | -- | ||||||||
| Minor League Totals (15 years) | 271 | 229 | 1493 | 0 | 1.35 | 9.16 | 0.71 | 2.97 | 4.78 | 0.62 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .525 | -- | ||||||||
| AAA Totals (12 years) | 199 | 167 | 1065 | 0 | 1.40 | 9.77 | 0.78 | 2.83 | 4.56 | 0.62 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .503 | -- | ||||||||
| AA Totals (3 years) | 57 | 52 | 362 | 0 | 1.26 | 7.78 | 0.62 | 3.56 | 5.12 | 0.69 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .582 | -- | ||||||||
| A+ Totals (1 year) | 6 | 5 | 23 | 0 | 0.87 | 7.83 | 0.39 | 0.00 | 5.09 | 0.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .543 | -- | ||||||||
| A- Totals (1 year) | 9 | 5 | 43 | 0 | 1.02 | 6.28 | 0.00 | 2.93 | 7.12 | 0.41 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .729 | -- | ||||||||