| as Starter | as Reliever | Misc | Baserunning | Balls hit against | Pitch results data | ||||||||||||||||||||||||||||||||||
| Year | Team | G | GS | QS | IP-S | GR | IP-R | InnSt | HLD | BS | InR | InS | InRV | InSV | Score | AB | TBF | 2B | 3B | HB | IBB | SB | CS | PO | POt | GB | FB | GB Ratio | GDP | PIT | STR | BAL | FOU | CAL | SW | SOc | SOs | BB4 | |
| 1985 | BOS | 27 | 7 | 3 | 42 | 20 | 42 | 5.7 | 1 | 2 | 29 | 8 | 60 | 15 | 25.0 | 350 | 379 | 17 | 2 | 3 | 1 | 3 | 4 | 1 | 0 | 141 | 81 | 1.74 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 1986 | BOS | 3 | 0 | 0 | 0 | 3 | 5.7 | 5.3 | 0 | 0 | 6 | 2 | 12 | 3 | 25.0 | 23 | 30 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 9 | 7 | 1.29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 1987 | SEA | 28 | 7 | 0 | 31.3 | 21 | 34.3 | 6.5 | 2 | 1 | 16 | 4 | 39 | 9 | 23.1 | 253 | 284 | 12 | 0 | 2 | 0 | 3 | 4 | 0 | 0 | 88 | 78 | 1.13 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 1988 | DET | 6 | 0 | 0 | 0 | 6 | 12.3 | 5.5 | 1 | 0 | 5 | 2 | 9 | 3 | 33.3 | 47 | 52 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 15 | 27 | 0.56 | 1 | 193 | 109 | 84 | 31 | 26 | 10 | 2 | 3 | 1 | |
| 1989 | DET | 8 | 4 | 1 | 21.7 | 4 | 4 | 7.5 | 0 | 0 | 1 | 0 | 3 | 0 | 0.0 | 105 | 122 | 12 | 2 | 0 | 0 | 1 | 1 | 0 | 14 | 38 | 58 | 0.66 | 2 | 444 | 264 | 180 | 67 | 78 | 23 | 6 | 7 | 1 | |