Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1950 | BSN | 10 | 3 | 0 | 2 | 8.19 | 9 | 0 | 0 | 0 | 29.2 | 28 | 27 | 28 | 4 | 34 | 2 | 2.09 |
| 1951 | BSN | 8 | 2 | 0 | 0 | 5.27 | 4 | 0 | 0 | 0 | 13.2 | 17 | 8 | 11 | 0 | 11 | 0 | 2.05 |
| 1952 | BSN | 7 | 2 | 0 | 2 | 5.54 | 6 | 0 | 0 | 1 | 13.0 | 18 | 8 | 10 | 1 | 12 | 2 | 2.31 |
| 1954 | DET | 2 | 0 | 0 | 0 | 10.50 | 2 | 0 | 0 | 0 | 6.0 | 9 | 7 | 7 | 1 | 5 | 0 | 2.33 |
| 1955 | CWS | 29 | 24 | 15 | 9 | 3.32 | 88 | 11 | 5 | 0 | 187.0 | 186 | 69 | 77 | 17 | 48 | 3 | 1.25 |
| 1956 | CWS | 34 | 31 | 12 | 10 | 3.64 | 120 | 14 | 3 | 0 | 234.2 | 212 | 95 | 99 | 22 | 59 | 6 | 1.15 |
| 1957 | CWS | 28 | 28 | 16 | 6 | 2.77 | 88 | 16 | 2 | 0 | 220.2 | 203 | 68 | 76 | 17 | 45 | 8 | 1.12 |
| 1958 | CWS | 34 | 34 | 15 | 14 | 3.01 | 127 | 16 | 4 | 0 | 248.0 | 240 | 83 | 92 | 23 | 53 | 7 | 1.18 |
| 1959 | CWS | 31 | 29 | 9 | 10 | 3.66 | 71 | 5 | 1 | 0 | 179.2 | 171 | 73 | 84 | 15 | 58 | 5 | 1.27 |
| 1960 | CWS | 33 | 8 | 6 | 1 | 5.38 | 30 | 0 | 0 | 3 | 78.2 | 87 | 47 | 49 | 13 | 25 | 0 | 1.42 |
| 1961 | WSH | 23 | 22 | 10 | 10 | 2.40 | 62 | 11 | 2 | 0 | 168.2 | 138 | 45 | 60 | 10 | 35 | 3 | 1.03 |
| 1962 | CLE | 34 | 34 | 20 | 10 | 3.59 | 94 | 16 | 5 | 0 | 250.2 | 255 | 100 | 109 | 23 | 47 | 2 | 1.20 |
| 1963 | CLE | 30 | 30 | 11 | 13 | 4.24 | 84 | 7 | 3 | 0 | 206.0 | 211 | 97 | 106 | 27 | 28 | 5 | 1.16 |
| 1964 | CLE | 30 | 23 | 7 | 9 | 4.55 | 83 | 5 | 0 | 1 | 158.1 | 181 | 80 | 86 | 19 | 29 | 2 | 1.33 |
| 1965 | CLE | 12 | 3 | 1 | 3 | 5.96 | 12 | 0 | 0 | 0 | 22.2 | 32 | 15 | 15 | 6 | 6 | 0 | 1.68 |
| Career | 345 | 273 | 122 | 99 | 3.67 | 880 | 101 | 25 | 5 | 2017.1 | 1,988 | 822 | 909 | 198 | 495 | 45 | 1.23 |
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