Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1975 | CWS | 4 | 2 | 0 | 1 | 13.06 | 5 | 0 | 0 | 0 | 10.1 | 17 | 15 | 15 | 0 | 7 | 0 | 2.32 |
1976 | CWS | 33 | 7 | 7 | 4 | 4.65 | 62 | 1 | 0 | 0 | 110.1 | 122 | 57 | 59 | 3 | 60 | 4 | 1.65 |
1977 | TOR | 53 | 8 | 7 | 7 | 3.47 | 123 | 3 | 1 | 8 | 148.0 | 143 | 57 | 64 | 13 | 59 | 5 | 1.36 |
1978 | STL | 45 | 23 | 12 | 12 | 2.54 | 149 | 6 | 2 | 1 | 198.1 | 187 | 56 | 65 | 9 | 59 | 2 | 1.24 |
1979 | STL | 34 | 32 | 15 | 10 | 3.59 | 145 | 9 | 0 | 0 | 233.0 | 229 | 93 | 108 | 22 | 64 | 3 | 1.26 |
1980 | STL | 32 | 30 | 12 | 9 | 3.40 | 132 | 7 | 3 | 1 | 222.1 | 203 | 84 | 96 | 18 | 68 | 2 | 1.22 |
1981 | MIL | 24 | 23 | 14 | 4 | 3.55 | 84 | 2 | 1 | 0 | 149.2 | 137 | 59 | 61 | 9 | 57 | 4 | 1.30 |
1982 | MIL | 30 | 30 | 18 | 6 | 3.34 | 105 | 9 | 1 | 0 | 223.2 | 234 | 83 | 96 | 14 | 102 | 5 | 1.50 |
1983 | MIL | 3 | 3 | 0 | 2 | 4.91 | 10 | 0 | 0 | 0 | 14.2 | 15 | 8 | 9 | 0 | 10 | 1 | 1.70 |
1985 | MIL | 22 | 22 | 6 | 10 | 5.51 | 55 | 1 | 0 | 0 | 112.2 | 134 | 69 | 74 | 16 | 48 | 7 | 1.62 |
1986 | MIL | 6 | 6 | 2 | 4 | 3.06 | 12 | 0 | 0 | 0 | 32.1 | 33 | 11 | 18 | 3 | 11 | 2 | 1.36 |
| Career | 286 | 186 | 93 | 69 | 3.66 | 882 | 38 | 8 | 10 | 1455.1 | 1,454 | 592 | 665 | 107 | 545 | 35 | 1.37 |
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