Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1962 | HOU | 22 | 5 | 2 | 3 | 5.62 | 43 | 0 | 0 | 0 | 73.2 | 82 | 46 | 49 | 7 | 30 | 0 | 1.52 |
1964 | HOU | 8 | 0 | 0 | 0 | 3.16 | 16 | 0 | 0 | 0 | 25.2 | 24 | 9 | 10 | 1 | 8 | 0 | 1.25 |
1965 | HOU | 38 | 13 | 8 | 7 | 4.32 | 92 | 4 | 1 | 3 | 131.1 | 132 | 63 | 67 | 13 | 46 | 1 | 1.36 |
1966 | HOU | 34 | 33 | 15 | 14 | 4.20 | 131 | 9 | 4 | 0 | 210.0 | 215 | 98 | 112 | 23 | 54 | 5 | 1.28 |
1967 | HOU | 37 | 33 | 11 | 15 | 4.18 | 157 | 8 | 1 | 1 | 221.2 | 231 | 103 | 114 | 20 | 58 | 3 | 1.30 |
1968 | HOU | 37 | 34 | 11 | 14 | 3.19 | 186 | 12 | 2 | 1 | 251.0 | 226 | 89 | 95 | 15 | 67 | 4 | 1.17 |
1969 | STL | 22 | 12 | 3 | 7 | 3.61 | 62 | 2 | 1 | 0 | 99.2 | 96 | 40 | 46 | 7 | 37 | 1 | 1.33 |
1970 | PIT | 66 | 1 | 9 | 3 | 3.06 | 85 | 0 | 0 | 26 | 103.0 | 98 | 35 | 38 | 7 | 39 | 0 | 1.33 |
1971 | PIT | 58 | 0 | 5 | 6 | 2.93 | 55 | 0 | 0 | 30 | 86.0 | 79 | 28 | 31 | 5 | 31 | 1 | 1.28 |
1972 | PIT | 54 | 0 | 7 | 4 | 1.93 | 54 | 0 | 0 | 22 | 74.2 | 59 | 16 | 18 | 3 | 20 | 0 | 1.06 |
1973 | PIT | 67 | 0 | 9 | 2 | 2.37 | 64 | 0 | 0 | 20 | 98.2 | 89 | 26 | 31 | 9 | 37 | 0 | 1.28 |
1974 | PIT | 64 | 2 | 7 | 5 | 3.32 | 53 | 0 | 0 | 12 | 105.2 | 101 | 39 | 43 | 2 | 40 | 0 | 1.33 |
1975 | PIT | 61 | 0 | 5 | 4 | 2.95 | 38 | 0 | 0 | 17 | 91.2 | 79 | 30 | 38 | 3 | 42 | 0 | 1.32 |
1976 | PIT | 40 | 0 | 5 | 4 | 4.32 | 24 | 0 | 0 | 6 | 58.1 | 59 | 28 | 31 | 5 | 27 | 0 | 1.47 |
1977 | OAK | 40 | 0 | 3 | 3 | 2.98 | 28 | 0 | 0 | 6 | 60.1 | 54 | 20 | 22 | 4 | 20 | 0 | 1.23 |
1977 | CHC | 20 | 0 | 0 | 2 | 6.04 | 15 | 0 | 0 | 1 | 25.1 | 30 | 17 | 19 | 2 | 14 | 0 | 1.74 |
1977 | TOT | 60 | 0 | 3 | 5 | 3.89 | 43 | 0 | 0 | 7 | 85.2 | 84 | 37 | 41 | 6 | 34 | 0 | 1.38 |
| Career | 668 | 133 | 100 | 93 | 3.60 | 1,103 | 35 | 9 | 145 | 1716.2 | 1,654 | 687 | 764 | 126 | 570 | 15 | 1.30 |
Postseason
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1970 | PIT | 2 | 0 | 0 | 0 | 3.86 | 1 | 0 | 0 | 0 | 2.1 | 3 | 1 | 1 | 0 | 1 | 0 | 1.71 |
1971 | PIT | 7 | 0 | 0 | 0 | 0.00 | 7 | 0 | 0 | 4 | 10.2 | 4 | 0 | 0 | 0 | 4 | 0 | 0.75 |
1972 | PIT | 3 | 0 | 0 | 1 | 6.75 | 3 | 0 | 0 | 1 | 2.2 | 5 | 2 | 2 | 1 | 0 | 0 | 1.88 |
1974 | PIT | 3 | 0 | 0 | 1 | 21.60 | 1 | 0 | 0 | 0 | 3.1 | 13 | 8 | 8 | 0 | 5 | 0 | 5.40 |
1975 | PIT | 1 | 0 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 |
| Career | 16 | 0 | 0 | 2 | 4.87 | 13 | 0 | 0 | 5 | 20.1 | 25 | 11 | 11 | 1 | 10 | 0 | 1.72 |
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