| Year | Team | INN | Runs | REP | DEF | Games | Starts | LEV | WAR | R+ | BB+ | HBP+ | SO+ | HR+ | Hit+ | X |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unadjusted Runs vs. League Avg | ||||||||||||||||
| 1977 | DET | 218.3 | 87 | 141 | -2 | 28 | 28 | 1.0 | 5.3 | 24 | 13 | -1 | -8 | -3 | 6 | 18 |
| 1978 | DET | 209.3 | 83 | 118 | 3 | 28 | 28 | 1.0 | 3.7 | 16 | 9 | 1 | -12 | 2 | 7 | 8 |
| 1979 | DET | 97.3 | 52 | 63 | 0 | 16 | 16 | 1.0 | 1.1 | -1 | 2 | -1 | -5 | -3 | 3 | 3 |
| 1980 | DET | 144.7 | 68 | 89 | -2 | 42 | 13 | 1.0 | 1.9 | 5 | 1 | -1 | -7 | 4 | 2 | 6 |
| 1981 | DET | 104 | 42 | 51 | 7 | 28 | 9 | 0.9 | 0.8 | 5 | 3 | 0 | -2 | -5 | 3 | 6 |
| 1982 | DET | 27.7 | 5 | 15 | 1 | 8 | 2 | 1.1 | 1.0 | 9 | 1 | 0 | 0 | 1 | 4 | 3 |
| 1983 | DET | 105 | 50 | 53 | 6 | 29 | 16 | 0.9 | 0.2 | 3 | 2 | 0 | 2 | -1 | 2 | -3 |
| 1984 | DET | 101 | 49 | 53 | 4 | 29 | 16 | 0.9 | 0.3 | 1 | 5 | 0 | -3 | -4 | 0 | 3 |
| 1985 | TEX | 88 | 45 | 56 | -1 | 34 | 4 | 0.9 | 0.7 | 0 | 3 | 0 | -3 | 0 | -3 | 3 |
| 1986 | TEX | 10.7 | 9 | 7 | 0 | 6 | 0 | 0.7 | -0.2 | -3 | 1 | 0 | -1 | 1 | -3 | -1 |
| TOTALS | 1106 | 490 | 646 | 16 | 248 | 132 | 1.0 | 14.8 | 59 | 40 | -2 | -39 | -8 | 21 | 46 | |