Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1980 | HOU | 57 | 0 | 7 | 5 | 1.93 | 85 | 0 | 0 | 10 | 102.2 | 90 | 22 | 24 | 1 | 32 | 4 | 1.19 |
1981 | HOU | 42 | 0 | 5 | 3 | 2.76 | 52 | 0 | 0 | 8 | 75.0 | 54 | 23 | 26 | 2 | 23 | 2 | 1.03 |
1982 | HOU | 49 | 1 | 5 | 4 | 3.84 | 28 | 0 | 0 | 11 | 63.1 | 69 | 27 | 30 | 4 | 31 | 0 | 1.58 |
1983 | HOU | 42 | 0 | 3 | 1 | 3.10 | 41 | 0 | 0 | 6 | 72.2 | 72 | 25 | 32 | 2 | 36 | 0 | 1.49 |
1984 | HOU | 53 | 0 | 5 | 4 | 2.21 | 45 | 0 | 0 | 5 | 77.1 | 60 | 19 | 22 | 5 | 20 | 1 | 1.03 |
1985 | HOU | 64 | 0 | 9 | 5 | 2.27 | 40 | 0 | 0 | 27 | 79.1 | 69 | 20 | 26 | 3 | 17 | 1 | 1.08 |
1986 | HOU | 54 | 0 | 4 | 7 | 2.73 | 46 | 0 | 0 | 33 | 56.0 | 39 | 17 | 17 | 5 | 22 | 1 | 1.09 |
1987 | HOU | 50 | 0 | 2 | 3 | 1.65 | 73 | 0 | 0 | 24 | 60.0 | 39 | 11 | 13 | 0 | 21 | 1 | 1.00 |
1988 | HOU | 51 | 0 | 4 | 5 | 2.67 | 38 | 0 | 0 | 27 | 57.1 | 60 | 17 | 26 | 1 | 19 | 1 | 1.38 |
1989 | HOU | 52 | 0 | 3 | 4 | 2.64 | 31 | 0 | 0 | 25 | 58.0 | 49 | 17 | 20 | 1 | 19 | 1 | 1.17 |
1990 | HOU | 49 | 0 | 6 | 6 | 2.39 | 50 | 0 | 0 | 23 | 60.1 | 45 | 16 | 18 | 4 | 20 | 0 | 1.08 |
1991 | CHC | 35 | 0 | 0 | 6 | 6.00 | 16 | 0 | 0 | 17 | 33.0 | 39 | 22 | 22 | 6 | 19 | 1 | 1.76 |
1992 | CHC | 11 | 0 | 0 | 0 | 2.51 | 3 | 0 | 0 | 0 | 14.1 | 15 | 4 | 4 | 0 | 4 | 0 | 1.33 |
| Career | 609 | 1 | 53 | 53 | 2.67 | 548 | 0 | 0 | 216 | 809.1 | 700 | 240 | 280 | 34 | 283 | 13 | 1.21 |
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