Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1963 | DET | 3 | 3 | 2 | 1 | 4.29 | 22 | 2 | 0 | 0 | 21.0 | 20 | 10 | 12 | 2 | 16 | 0 | 1.71 |
1964 | DET | 19 | 16 | 4 | 5 | 4.05 | 70 | 3 | 0 | 0 | 100.0 | 84 | 45 | 48 | 16 | 37 | 1 | 1.21 |
1965 | DET | 33 | 29 | 16 | 6 | 2.61 | 192 | 13 | 4 | 1 | 220.1 | 174 | 64 | 73 | 25 | 62 | 2 | 1.07 |
1966 | DET | 38 | 38 | 20 | 14 | 3.92 | 192 | 14 | 4 | 0 | 264.1 | 205 | 115 | 120 | 42 | 104 | 3 | 1.17 |
1967 | DET | 37 | 37 | 17 | 16 | 3.79 | 161 | 10 | 3 | 0 | 235.0 | 209 | 99 | 110 | 35 | 73 | 3 | 1.20 |
1968 | DET | 41 | 41 | 31 | 6 | 1.96 | 280 | 28 | 6 | 0 | 336.0 | 241 | 73 | 86 | 31 | 63 | 6 | 0.90 |
1969 | DET | 42 | 41 | 24 | 9 | 2.80 | 181 | 23 | 9 | 0 | 325.0 | 288 | 101 | 105 | 25 | 67 | 4 | 1.09 |
1970 | DET | 14 | 14 | 3 | 5 | 4.63 | 52 | 1 | 0 | 0 | 91.1 | 100 | 47 | 51 | 19 | 28 | 3 | 1.40 |
1971 | WSH | 33 | 32 | 10 | 22 | 4.28 | 103 | 9 | 3 | 0 | 216.2 | 233 | 103 | 115 | 31 | 72 | 3 | 1.41 |
1972 | OAK | 5 | 5 | 1 | 2 | 6.04 | 8 | 0 | 0 | 0 | 22.1 | 32 | 15 | 17 | 4 | 8 | 0 | 1.79 |
1972 | ATL | 15 | 8 | 3 | 5 | 6.50 | 21 | 2 | 0 | 1 | 54.0 | 60 | 39 | 41 | 12 | 18 | 1 | 1.44 |
1972 | TOT | 20 | 13 | 4 | 7 | 6.37 | 29 | 2 | 0 | 1 | 76.1 | 92 | 54 | 58 | 16 | 26 | 1 | 1.55 |
| Career | 280 | 264 | 131 | 91 | 3.39 | 1,282 | 105 | 29 | 2 | 1886.0 | 1,646 | 711 | 778 | 242 | 548 | 26 | 1.16 |
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