Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1983 | SEA | 33 | 32 | 11 | 15 | 3.27 | 130 | 5 | 2 | 0 | 203.2 | 178 | 74 | 86 | 17 | 79 | 7 | 1.26 |
1984 | SEA | 22 | 22 | 6 | 8 | 5.72 | 73 | 1 | 0 | 0 | 113.1 | 141 | 72 | 81 | 11 | 57 | 1 | 1.75 |
1985 | SEA | 37 | 35 | 12 | 19 | 4.91 | 136 | 5 | 2 | 1 | 218.1 | 242 | 119 | 135 | 23 | 76 | 7 | 1.46 |
1986 | SEA | 65 | 5 | 8 | 6 | 3.82 | 82 | 1 | 0 | 13 | 103.2 | 108 | 44 | 50 | 9 | 46 | 8 | 1.49 |
1987 | LAD | 47 | 0 | 5 | 8 | 4.47 | 42 | 0 | 0 | 11 | 54.1 | 62 | 27 | 30 | 3 | 17 | 0 | 1.45 |
1989 | OAK | 26 | 4 | 1 | 4 | 6.75 | 27 | 0 | 0 | 0 | 37.1 | 42 | 28 | 31 | 2 | 31 | 0 | 1.96 |
1990 | SEA | 34 | 33 | 8 | 18 | 3.51 | 176 | 7 | 1 | 0 | 225.1 | 198 | 88 | 106 | 15 | 107 | 6 | 1.35 |
1991 | BOS | 19 | 16 | 3 | 7 | 5.18 | 69 | 0 | 0 | 0 | 88.2 | 92 | 51 | 55 | 4 | 53 | 2 | 1.64 |
1992 | BOS | 28 | 8 | 0 | 4 | 4.58 | 57 | 1 | 0 | 0 | 70.2 | 69 | 36 | 42 | 7 | 42 | 3 | 1.57 |
1993 | CLE | 22 | 8 | 1 | 6 | 5.21 | 65 | 0 | 0 | 0 | 74.1 | 75 | 43 | 45 | 8 | 57 | 3 | 1.78 |
| Career | 333 | 163 | 55 | 95 | 4.40 | 857 | 20 | 5 | 25 | 1189.2 | 1,207 | 582 | 661 | 99 | 565 | 37 | 1.49 |
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