Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1964 | PIT | 24 | 13 | 5 | 8 | 4.04 | 67 | 3 | 1 | 0 | 104.2 | 107 | 47 | 52 | 9 | 45 | 1 | 1.45 |
1966 | PIT | 34 | 25 | 11 | 7 | 3.87 | 76 | 1 | 0 | 0 | 155.2 | 173 | 67 | 80 | 12 | 46 | 2 | 1.41 |
1967 | PIT | 32 | 16 | 6 | 8 | 3.55 | 72 | 2 | 0 | 0 | 126.2 | 126 | 50 | 65 | 12 | 47 | 2 | 1.37 |
1968 | PIT | 33 | 31 | 18 | 6 | 2.12 | 132 | 12 | 7 | 0 | 220.1 | 191 | 52 | 64 | 13 | 57 | 4 | 1.13 |
1969 | PIT | 38 | 32 | 16 | 10 | 4.46 | 147 | 9 | 0 | 2 | 210.0 | 207 | 104 | 119 | 21 | 86 | 6 | 1.40 |
1970 | PIT | 31 | 31 | 10 | 12 | 3.52 | 120 | 6 | 1 | 0 | 196.2 | 187 | 77 | 92 | 14 | 73 | 5 | 1.32 |
1971 | PIT | 33 | 33 | 15 | 8 | 2.85 | 136 | 12 | 5 | 0 | 240.0 | 226 | 76 | 81 | 16 | 68 | 2 | 1.23 |
1972 | PIT | 33 | 32 | 19 | 8 | 2.49 | 117 | 11 | 2 | 0 | 249.2 | 227 | 69 | 80 | 18 | 84 | 4 | 1.25 |
1973 | PIT | 23 | 18 | 3 | 9 | 9.85 | 27 | 1 | 0 | 0 | 88.2 | 109 | 97 | 98 | 11 | 84 | 12 | 2.18 |
1974 | PIT | 1 | 0 | 0 | 0 | 9.00 | 2 | 0 | 0 | 0 | 5.0 | 5 | 5 | 8 | 2 | 7 | 0 | 2.40 |
| Career | 282 | 231 | 103 | 76 | 3.63 | 896 | 57 | 16 | 2 | 1597.1 | 1,558 | 644 | 739 | 128 | 597 | 38 | 1.35 |
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