Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1976 | BAL | 3 | 2 | 0 | 1 | 3.68 | 6 | 0 | 0 | 0 | 14.2 | 17 | 6 | 7 | 0 | 5 | 0 | 1.50 |
1977 | BAL | 29 | 5 | 3 | 5 | 4.42 | 55 | 1 | 0 | 4 | 114.0 | 119 | 56 | 57 | 8 | 30 | 7 | 1.31 |
1978 | BAL | 35 | 32 | 15 | 13 | 3.32 | 94 | 13 | 4 | 1 | 233.0 | 217 | 86 | 98 | 19 | 47 | 1 | 1.13 |
1979 | BAL | 27 | 23 | 13 | 6 | 3.35 | 81 | 7 | 2 | 0 | 174.2 | 165 | 65 | 70 | 19 | 23 | 2 | 1.08 |
1980 | BAL | 36 | 36 | 20 | 8 | 3.32 | 119 | 12 | 4 | 0 | 252.0 | 254 | 93 | 101 | 16 | 58 | 2 | 1.24 |
1981 | BAL | 24 | 22 | 13 | 5 | 3.26 | 82 | 8 | 3 | 0 | 160.0 | 167 | 58 | 63 | 13 | 40 | 0 | 1.29 |
1982 | BAL | 37 | 37 | 14 | 12 | 4.61 | 84 | 7 | 1 | 0 | 226.1 | 238 | 116 | 126 | 31 | 52 | 1 | 1.28 |
1983 | BAL | 36 | 36 | 18 | 7 | 3.18 | 86 | 12 | 2 | 0 | 260.0 | 271 | 92 | 101 | 24 | 45 | 1 | 1.22 |
1984 | BAL | 30 | 30 | 15 | 12 | 3.94 | 67 | 10 | 3 | 0 | 196.1 | 216 | 86 | 93 | 18 | 54 | 5 | 1.38 |
1985 | BAL | 35 | 34 | 14 | 14 | 4.81 | 86 | 8 | 1 | 0 | 204.0 | 226 | 109 | 118 | 34 | 65 | 1 | 1.43 |
1986 | BAL | 34 | 33 | 11 | 15 | 4.52 | 95 | 4 | 2 | 0 | 203.0 | 216 | 102 | 110 | 35 | 57 | 3 | 1.34 |
1987 | BAL | 26 | 15 | 2 | 7 | 6.64 | 39 | 1 | 1 | 0 | 85.1 | 112 | 63 | 69 | 15 | 35 | 3 | 1.72 |
1988 | BAL | 4 | 4 | 0 | 3 | 8.83 | 10 | 0 | 0 | 0 | 17.1 | 27 | 17 | 18 | 3 | 7 | 0 | 1.96 |
| Career | 356 | 309 | 138 | 108 | 3.99 | 904 | 83 | 23 | 5 | 2140.2 | 2,245 | 949 | 1,031 | 235 | 518 | 26 | 1.29 |
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