Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1968 | PIT | 26 | 10 | 6 | 5 | 2.50 | 52 | 2 | 0 | 0 | 104.1 | 82 | 29 | 35 | 4 | 38 | 1 | 1.15 |
1969 | PIT | 35 | 33 | 11 | 17 | 3.58 | 173 | 8 | 2 | 0 | 218.2 | 206 | 87 | 101 | 14 | 76 | 4 | 1.29 |
1970 | PIT | 30 | 30 | 13 | 10 | 3.21 | 128 | 9 | 4 | 0 | 201.2 | 194 | 72 | 81 | 9 | 87 | 10 | 1.39 |
1971 | PIT | 31 | 31 | 19 | 9 | 3.06 | 137 | 11 | 2 | 0 | 226.2 | 207 | 77 | 93 | 15 | 63 | 2 | 1.19 |
1972 | PIT | 25 | 25 | 15 | 7 | 2.70 | 96 | 4 | 1 | 0 | 163.1 | 156 | 49 | 60 | 6 | 33 | 3 | 1.16 |
1973 | PIT | 28 | 28 | 12 | 14 | 3.05 | 122 | 3 | 1 | 0 | 192.0 | 176 | 65 | 86 | 7 | 55 | 6 | 1.20 |
1974 | PIT | 26 | 26 | 12 | 9 | 3.16 | 91 | 9 | 0 | 0 | 176.2 | 163 | 62 | 71 | 13 | 41 | 7 | 1.15 |
1975 | PIT | 27 | 24 | 8 | 9 | 3.79 | 69 | 5 | 2 | 0 | 140.0 | 163 | 59 | 69 | 9 | 43 | 3 | 1.47 |
1976 | NYY | 32 | 32 | 17 | 8 | 3.19 | 65 | 8 | 1 | 0 | 211.2 | 195 | 75 | 83 | 14 | 76 | 4 | 1.28 |
1977 | NYY | 3 | 3 | 1 | 1 | 1.83 | 5 | 1 | 0 | 0 | 19.2 | 18 | 4 | 9 | 1 | 8 | 0 | 1.32 |
1977 | OAK | 7 | 7 | 1 | 5 | 9.69 | 11 | 0 | 0 | 0 | 26.0 | 35 | 28 | 33 | 5 | 14 | 1 | 1.88 |
1977 | TEX | 23 | 22 | 10 | 6 | 2.90 | 90 | 7 | 1 | 1 | 167.1 | 158 | 54 | 60 | 13 | 42 | 0 | 1.20 |
1977 | TOT | 33 | 32 | 12 | 12 | 3.63 | 106 | 8 | 1 | 1 | 213.0 | 211 | 86 | 102 | 19 | 64 | 1 | 1.29 |
1978 | TEX | 22 | 22 | 9 | 7 | 4.20 | 45 | 3 | 0 | 0 | 141.1 | 131 | 66 | 81 | 15 | 46 | 2 | 1.25 |
1979 | TOT | 20 | 15 | 3 | 7 | 5.77 | 42 | 1 | 0 | 0 | 92.0 | 119 | 59 | 62 | 10 | 36 | 1 | 1.68 |
1979 | TEX | 10 | 9 | 1 | 5 | 5.98 | 10 | 0 | 0 | 0 | 46.2 | 64 | 31 | 34 | 5 | 16 | 0 | 1.71 |
1979 | NYM | 17 | 14 | 3 | 7 | 6.04 | 41 | 1 | 0 | 0 | 85.0 | 110 | 57 | 60 | 9 | 34 | 1 | 1.69 |
1979 | PIT | 3 | 1 | 0 | 0 | 2.57 | 1 | 0 | 0 | 0 | 7.0 | 9 | 2 | 2 | 1 | 2 | 0 | 1.57 |
1979 | TOT | 30 | 24 | 4 | 12 | 5.84 | 52 | 1 | 0 | 0 | 138.2 | 183 | 90 | 96 | 15 | 52 | 1 | 1.69 |
| Career | 345 | 317 | 138 | 119 | 3.46 | 1,136 | 71 | 14 | 1 | 2128.0 | 2,067 | 817 | 958 | 140 | 674 | 44 | 1.29 |
Postseason
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1970 | PIT | 1 | 1 | 0 | 1 | 2.79 | 1 | 0 | 0 | 0 | 9.2 | 9 | 3 | 3 | 0 | 4 | 0 | 1.34 |
1971 | PIT | 2 | 2 | 1 | 1 | 7.36 | 2 | 0 | 0 | 0 | 7.1 | 10 | 6 | 6 | 2 | 5 | 1 | 2.05 |
1972 | PIT | 1 | 1 | 0 | 1 | 0.00 | 3 | 0 | 0 | 0 | 5.0 | 5 | 0 | 3 | 0 | 1 | 0 | 1.20 |
1975 | PIT | 1 | 0 | 0 | 0 | 0.00 | 2 | 0 | 0 | 0 | 2.0 | 2 | 0 | 0 | 0 | 0 | 0 | 1.00 |
1976 | NYY | 2 | 2 | 1 | 1 | 5.56 | 6 | 0 | 0 | 0 | 11.1 | 13 | 7 | 7 | 1 | 2 | 1 | 1.32 |
| Career | 7 | 6 | 2 | 4 | 4.08 | 14 | 0 | 0 | 0 | 35.1 | 39 | 16 | 19 | 3 | 12 | 2 | 1.44 |
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