Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1967 | PIT | 8 | 2 | 2 | 1 | 1.88 | 13 | 1 | 0 | 0 | 24.0 | 19 | 5 | 5 | 1 | 10 | 1 | 1.21 |
1968 | PIT | 7 | 0 | 1 | 1 | 2.12 | 8 | 0 | 0 | 2 | 17.0 | 7 | 4 | 4 | 0 | 6 | 2 | 0.76 |
1969 | PIT | 57 | 0 | 8 | 2 | 3.34 | 56 | 0 | 0 | 5 | 86.1 | 79 | 32 | 34 | 3 | 49 | 0 | 1.48 |
1970 | PIT | 41 | 6 | 9 | 4 | 4.57 | 53 | 1 | 0 | 1 | 84.2 | 94 | 43 | 48 | 7 | 39 | 1 | 1.57 |
1971 | KCR | 25 | 22 | 8 | 6 | 3.44 | 58 | 2 | 0 | 0 | 141.1 | 144 | 54 | 63 | 8 | 44 | 0 | 1.33 |
1972 | KCR | 35 | 16 | 6 | 6 | 3.40 | 75 | 1 | 0 | 2 | 132.1 | 135 | 50 | 54 | 7 | 29 | 1 | 1.24 |
1973 | KCR | 32 | 3 | 4 | 3 | 4.81 | 38 | 1 | 0 | 3 | 97.1 | 108 | 52 | 60 | 8 | 46 | 4 | 1.58 |
1974 | KCR | 31 | 22 | 8 | 10 | 3.13 | 96 | 9 | 2 | 0 | 175.1 | 135 | 61 | 71 | 5 | 82 | 5 | 1.24 |
1975 | KCR | 4 | 2 | 0 | 2 | 15.58 | 5 | 0 | 0 | 0 | 8.2 | 23 | 15 | 18 | 0 | 7 | 1 | 3.46 |
1975 | ATL | 26 | 9 | 2 | 7 | 3.36 | 38 | 0 | 0 | 3 | 67.0 | 63 | 25 | 33 | 2 | 24 | 6 | 1.30 |
1975 | TOT | 30 | 11 | 2 | 9 | 4.76 | 43 | 0 | 0 | 3 | 75.2 | 86 | 40 | 51 | 2 | 31 | 7 | 1.55 |
1976 | ATL | 42 | 1 | 3 | 5 | 3.56 | 36 | 0 | 0 | 1 | 73.1 | 67 | 29 | 41 | 6 | 42 | 2 | 1.49 |
1977 | CWS | 8 | 0 | 0 | 2 | 3.75 | 9 | 0 | 0 | 2 | 24.0 | 20 | 10 | 11 | 1 | 13 | 0 | 1.38 |
| Career | 316 | 83 | 51 | 49 | 3.67 | 485 | 15 | 2 | 19 | 931.1 | 894 | 380 | 442 | 48 | 391 | 23 | 1.38 |
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