Regular season · Pitching
| 1984 | MIL | 4 | 0 | 0 | 0 | 5.1 | 4 | 0 | 4 | 3 | 0.00 | 1.50 |
| 1983 | MIL | 34 | 3 | 3 | 2 | 64.1 | 89 | 41 | 25 | 40 | 5.74 | 1.77 |
| 1982 | MIL | 20 | 1 | 3 | 0 | 62.0 | 63 | 35 | 26 | 22 | 5.08 | 1.44 |
| 1981 | MIL | 27 | 2 | 2 | 2 | 61.1 | 75 | 29 | 18 | 26 | 4.26 | 1.52 |
| 1980 | MIL | 39 | 4 | 3 | 2 | 69.2 | 83 | 35 | 36 | 22 | 4.52 | 1.71 |
| 1979 | MIL | 43 | 9 | 6 | 5 | 85.2 | 95 | 33 | 30 | 41 | 3.47 | 1.46 |
| 1978 | MIL | 35 | 13 | 12 | 0 | 188.1 | 204 | 95 | 61 | 59 | 4.54 | 1.41 |
| 1977 | MIL | 33 | 12 | 18 | 0 | 209.0 | 222 | 103 | 72 | 68 | 4.44 | 1.41 |
| 1976 | MIL | 39 | 9 | 12 | 0 | 171.2 | 167 | 63 | 56 | 59 | 3.30 | 1.30 |
| 1975 | MIL | 5 | 2 | 0 | 0 | 26.2 | 26 | 9 | 12 | 8 | 3.04 | 1.43 |
| Career | TOTAL | 279 | 55 | 59 | 11 | 944.0 | 1028 | 443 | 340 | 348 | 4.22 | 1.45 |