| 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) |
| 1984 | Watertown | NYPL | A- | - | pit | 18 | 9 | 15 | 15 | 91.0 | 2.77 | 1.11 | 6.03 | 0.59 | 3.96 | 6.73 | 0.59 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 39-35 | 2 | Bill Bryk |
| 1985 | Prince William | Caro | A+ | - | pit | 19 | - | 9 | 8 | 44.1 | 2.44 | 1.15 | 5.08 | 0.41 | 5.28 | 8.32 | 0.63 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 65-74 | 4 | Ed Ott |
| 1986 | Prince William | Caro | A+ | - | pit | 20 | 1 | 28 | 27 | 186.1 | 2.61 | 1.19 | 6.81 | 0.43 | 3.91 | 7.05 | 0.55 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 67-72 | 3 | Rocky Bridges |
| 1987 | Salem | Caro | A+ | - | pit | 21 | 23 | 20 | 20 | 116.1 | 4.56 | 1.31 | 7.43 | 1.32 | 4.33 | 6.65 | 0.65 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 80-59 | 1 | Steve Demeter |
| Harrisburg | East | AA | - | pit | 21 | - | 6 | 6 | 18.1 | 10.80 | 2.13 | 13.75 | 1.96 | 5.40 | 6.38 | 0.85 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 77-63 | 2 | Dave Trembley | |
| 1988 | Salem | Caro | A+ | - | pit | 22 | 45 | 8 | 8 | 53.2 | 4.02 | 1.38 | 9.22 | 1.68 | 3.19 | 8.39 | 0.38 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 73-66 | 2 | Jay Ward |
| Harrisburg | East | AA | - | pit | 22 | 47 | 22 | 4 | 71.1 | 2.27 | 0.91 | 5.80 | 0.25 | 2.40 | 4.79 | 0.50 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 65-73 | 7 | Dave Trembley | |
| 1989 | Williamsport | East | AA | - | sea | 23 | - | 11 | 11 | 73.1 | 2.45 | 1.04 | 6.63 | 0.86 | 2.70 | 6.87 | 0.39 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 63-77 | 7 | Jay Ward |
| Calgary | PCL | AAA | - | sea | 23 | - | 17 | 2 | 40.2 | 5.75 | 1.50 | 9.30 | 1.33 | 4.20 | 5.31 | 0.79 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 70-72 | 4 | Rich Morales | |
| 1990 | Calgary | PCL | AAA | - | sea | 24 | 51 | 45 | 10 | 124.2 | 3.90 | 1.31 | 8.59 | 0.79 | 3.18 | 6.86 | 0.46 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 66-77 | 4 | Thomas Jones |
| Seattle | AL | MLB | 54 | sea | 24 | - | 3 | 0 | 5.1 | 11.81 | 2.06 | 13.50 | 3.38 | 5.06 | 11.81 | 0.43 | 0.31 | 0 | 1 | 24 | .333 | 28 | 3.57 | 41.0 | 59.0 | 12.0 | 77-85 | 5 | Jim Lefebvre | |
| 1991 | Las Vegas | PCL | AAA | - | sd | 25 | - | 9 | 8 | 58.2 | 3.99 | 1.11 | 8.28 | 1.23 | 1.69 | 6.90 | 0.24 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 65-75 | 5 | Jim Riggleman |
| San Diego | NL | MLB | 48 | sd | 25 | - | 31 | 9 | 93.2 | 3.27 | 1.08 | 7.40 | 1.06 | 2.31 | 5.77 | 0.40 | 0.52 | 5 | 1 | 348 | .221 | 381 | 3.53 | 35.1 | 64.9 | 11.7 | 84-78 | 3 | Greg Riddoch | |
| 1992 | San Diego | NL | MLB | 48 | sd | 26 | - | 56 | 3 | 89.1 | 2.92 | 1.14 | 8.26 | 0.91 | 2.01 | 8.26 | 0.24 | 0.55 | 0 | 3 | 329 | .249 | 363 | 3.64 | 30.7 | 69.3 | 15.7 | 82-80 | 3 | Greg Riddoch, Jim Riggleman |
| 1993 | Pawtucket | IL | AAA | - | bos | 27 | - | 19 | 0 | 35.0 | 5.40 | 1.26 | 9.51 | 1.80 | 1.80 | 7.97 | 0.23 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 60-82 | 4 | Buddy Bailey |
| Boston | AL | MLB | 19 | bos | 27 | - | 9 | 0 | 16.0 | 2.25 | 0.94 | 5.63 | 1.13 | 2.81 | 7.88 | 0.36 | 0.47 | 0 | 0 | 56 | .179 | 63 | 3.63 | 33.2 | 66.8 | 14.0 | 80-82 | 5 | Butch Hobson | |
| 1994 | Pawtucket | IL | AAA | - | bos | 28 | - | 28 | 5 | 73.2 | 4.89 | 1.34 | 9.04 | 1.59 | 3.05 | 7.94 | 0.38 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 78-64 | 2 | Buddy Bailey |
| Boston | AL | MLB | 19 | bos | 28 | - | 10 | 0 | 16.1 | 6.06 | 1.71 | 11.02 | 1.65 | 4.41 | 4.96 | 0.89 | 0.63 | 0 | 2 | 62 | .323 | 76 | 3.67 | 36.2 | 63.8 | 9.7 | 54-61 | 4 | Butch Hobson | |
| 1995 | Scranton/WB | IL | AAA | - | phi | 29 | - | 2 | 0 | 3.0 | 6.00 | 2.67 | 18.00 | -- | 6.00 | 3.00 | 2.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 70-72 | 4 | Mike Quade |
| Omaha | Amer | AAA | - | kc | 29 | - | 21 | 1 | 35.0 | 4.89 | 1.66 | 11.31 | 2.06 | 3.60 | 7.71 | 0.47 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 76-68 | 3 | Mike Jirschele | |
| 1996 | Columbus | IL | AAA | - | nyy | 30 | - | 8 | 1 | 9.2 | 6.52 | 1.14 | 8.38 | 3.72 | 1.86 | 6.52 | 0.29 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 85-57 | 1 | Stump Merrill |
| MLB Totals (5 years) | 109 | 12 | 220 | 3 | 1.17 | 8.06 | 1.10 | 2.45 | 7.04 | 0.35 | 0.53 | 5 | 7 | 819 | .241 | 911 | -- | 33.4 | 66.6 | 13.3 | .494 | -- | ||||||||
| Minor League Totals (12 years) | 268 | 126 | 1035 | 0 | 1.25 | 7.75 | 0.99 | 3.46 | 6.92 | 0.50 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .503 | -- | ||||||||
| AAA Totals (7 years) | 149 | 27 | 382 | 0 | 1.33 | 9.07 | 1.34 | 2.92 | 7.02 | 0.42 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .501 | -- | ||||||||
| AA Totals (3 years) | 39 | 21 | 162 | 0 | 1.11 | 7.11 | 0.72 | 2.89 | 5.94 | 0.49 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .490 | -- | ||||||||
| A+ Totals (4 years) | 65 | 63 | 400 | 0 | 1.25 | 7.13 | 0.86 | 4.10 | 7.27 | 0.56 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .513 | -- | ||||||||
| A- Totals (1 year) | 15 | 15 | 91 | 0 | 1.11 | 6.03 | 0.59 | 3.96 | 6.73 | 0.59 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .527 | -- | ||||||||