Career Stats
| Season | TM | LG | W | L | ERA | G | GS | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | SO |
|---|
| 1979 | CAL | AL | 11 | 5 | 3.63 | 52 | 0 | 0 | 0 | 14 | 109.0 | 87 | 44 | 48 | 6 | 68 | 3 | 98 |
| 1980 | CAL | AL | 11 | 11 | 3.30 | 58 | 0 | 0 | 0 | 9 | 106.1 | 82 | 39 | 51 | 2 | 65 | 5 | 105 |
| 1981 | BOS | AL | 8 | 3 | 4.11 | 34 | 0 | 0 | 0 | 9 | 76.2 | 69 | 35 | 36 | 11 | 51 | 2 | 82 |
| 1982 | BOS | AL | 14 | 9 | 3.00 | 55 | 0 | 0 | 0 | 14 | 105.0 | 92 | 35 | 39 | 11 | 61 | 7 | 109 |
| 1983 | BOS | AL | 4 | 5 | 6.28 | 48 | 0 | 0 | 0 | 4 | 96.0 | 101 | 67 | 71 | 10 | 68 | 3 | 81 |
| 1984 | BOS | AL | 8 | 3 | 4.03 | 47 | 0 | 0 | 0 | 8 | 67.0 | 47 | 30 | 38 | 2 | 70 | 2 | 76 |
| 1985 | BOS | AL | 1 | 3 | 3.72 | 41 | 0 | 0 | 0 | 3 | 55.2 | 45 | 23 | 26 | 1 | 50 | 5 | 55 |
| 1986 | MIL | AL | 5 | 5 | 2.20 | 59 | 0 | 0 | 0 | 16 | 73.2 | 53 | 18 | 23 | 4 | 36 | 1 | 85 |
| 1987 | MIL | AL | 8 | 5 | 4.48 | 58 | 1 | 0 | 0 | 6 | 78.1 | 70 | 39 | 46 | 9 | 55 | 5 | 81 |
| 1988 | MIL | AL | 1 | 0 | 2.79 | 25 | 0 | 0 | 0 | 0 | 29.0 | 23 | 9 | 12 | 4 | 21 | 0 | 26 |
| 1990 | CAL | AL | 0 | 0 | 5.87 | 4 | 0 | 0 | 0 | 0 | 7.2 | 5 | 5 | 7 | 0 | 9 | 2 | 6 |
| Career | | | 71 | 49 | 3.85 | 481 | 1 | 0 | 0 | 83 | 804.1 | 674 | 344 | 397 | 60 | 554 | 35 | 804 |
