Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1979 | BOS | 6 | 6 | 1 | 2 | 6.43 | 11 | 1 | 0 | 0 | 28.0 | 39 | 20 | 23 | 2 | 9 | 0 | 1.71 |
1980 | BOS | 16 | 13 | 8 | 5 | 3.02 | 45 | 5 | 0 | 0 | 92.1 | 81 | 31 | 35 | 4 | 31 | 3 | 1.21 |
1981 | BOS | 18 | 11 | 4 | 3 | 4.58 | 44 | 2 | 0 | 1 | 78.2 | 74 | 40 | 44 | 11 | 28 | 3 | 1.30 |
1982 | BOS | 32 | 30 | 13 | 10 | 3.63 | 146 | 6 | 1 | 0 | 195.2 | 215 | 79 | 90 | 20 | 59 | 8 | 1.40 |
1983 | BOS | 34 | 34 | 13 | 12 | 4.09 | 136 | 7 | 2 | 0 | 242.0 | 236 | 110 | 122 | 32 | 81 | 4 | 1.31 |
1984 | PIT | 32 | 32 | 12 | 11 | 3.27 | 117 | 6 | 1 | 0 | 212.0 | 200 | 77 | 81 | 19 | 56 | 1 | 1.21 |
1985 | STL | 36 | 36 | 21 | 8 | 1.93 | 169 | 14 | 10 | 0 | 275.0 | 209 | 59 | 68 | 14 | 49 | 5 | 0.94 |
1986 | STL | 30 | 30 | 13 | 7 | 2.92 | 107 | 3 | 0 | 0 | 219.0 | 197 | 71 | 81 | 22 | 53 | 1 | 1.14 |
1987 | STL | 16 | 16 | 10 | 2 | 3.84 | 54 | 0 | 0 | 0 | 96.0 | 100 | 41 | 43 | 11 | 32 | 1 | 1.38 |
1988 | STL | 21 | 21 | 6 | 5 | 2.29 | 55 | 4 | 1 | 0 | 145.1 | 131 | 37 | 44 | 5 | 31 | 1 | 1.11 |
1988 | LAD | 9 | 9 | 4 | 3 | 2.41 | 32 | 1 | 0 | 0 | 52.1 | 58 | 14 | 16 | 5 | 10 | 0 | 1.30 |
1988 | TOT | 30 | 30 | 10 | 8 | 2.32 | 87 | 5 | 1 | 0 | 197.2 | 189 | 51 | 60 | 10 | 41 | 1 | 1.16 |
1989 | LAD | 6 | 3 | 0 | 0 | 3.14 | 9 | 0 | 0 | 0 | 14.1 | 17 | 5 | 5 | 1 | 6 | 0 | 1.60 |
1990 | STL | 25 | 22 | 12 | 4 | 2.40 | 63 | 1 | 1 | 0 | 146.1 | 120 | 39 | 48 | 10 | 30 | 2 | 1.03 |
| Career | 281 | 263 | 117 | 72 | 3.12 | 988 | 50 | 16 | 1 | 1797.0 | 1,677 | 623 | 700 | 156 | 475 | 29 | 1.20 |
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