Sport-specific career totals from the active profile tables, with VAL shown whenever the sport has a value file.
| Season | Age | Team | GP | G | GS | W | L | SV | IP | SO | BB | H | ER | HR | ERA | WHIP | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1985 | 25 | TOR | 4 | 4 | 1 | 0 | 2 | 0 | 6.2 | 5 | 4 | 10 | 4 | 1 | 5.40 | 2.10 | β |
| 1986 | 26 | TOR | 34 | 34 | 20 | 9 | 4 | 1 | 145.1 | 89 | 47 | 150 | 67 | 25 | 4.15 | 1.36 | 7.8 |
| 1987 | 27 | TOR | 44 | 44 | 21 | 11 | 4 | 0 | 151.1 | 92 | 59 | 144 | 74 | 30 | 4.40 | 1.34 | 9 |
| 1988 | 28 | TOR | 46 | 46 | 12 | 6 | 7 | 1 | 123.2 | 65 | 42 | 120 | 43 | 12 | 3.13 | 1.31 | 9.2 |
| 1989 | 29 | TOR | 33 | 33 | 31 | 11 | 11 | 0 | 205.1 | 69 | 53 | 214 | 70 | 19 | 3.07 | 1.30 | 8.3 |
| 1990 | 30 | TOR | 30 | 30 | 23 | 9 | 9 | 0 | 140.0 | 49 | 49 | 162 | 74 | 23 | 4.76 | 1.51 | 5 |
| 1991 | 31 | DET | 38 | 38 | 8 | 3 | 6 | 2 | 88.2 | 29 | 37 | 94 | 45 | 9 | 4.57 | 1.48 | 6.5 |