| Year | Team | INN | Runs | REP | DEF | Games | Starts | LEV | WAR | R+ | BB+ | HBP+ | SO+ | HR+ | Hit+ | X |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unadjusted Runs vs. League Avg | ||||||||||||||||
| 1977 | BOS | 151 | 74 | 98 | 2 | 41 | 13 | 1.0 | 2.0 | 3 | 4 | 0 | -12 | 9 | -5 | 6 |
| 1978 | BOS | 141.7 | 50 | 85 | 1 | 52 | 3 | 1.1 | 3.0 | 17 | 5 | 1 | -9 | 11 | 1 | 8 |
| 1979 | BOS | 216.7 | 110 | 135 | 6 | 40 | 30 | 1.2 | 2.6 | 4 | 11 | 0 | -16 | 14 | -6 | 0 |
| 1980 | BOS | 175 | 75 | 106 | 1 | 52 | 17 | 1.2 | 3.1 | 13 | 3 | -1 | -5 | 8 | -1 | 10 |
| 1981 | BOS | 98.7 | 46 | 56 | 1 | 35 | 1 | 1.3 | 0.4 | -1 | 0 | -1 | -6 | 8 | -4 | 3 |
| 1982 | BOS | 168.3 | 60 | 106 | 0 | 48 | 0 | 1.3 | 3.7 | 24 | 3 | 0 | -2 | 9 | 2 | 13 |
| 1983 | BOS | 145.3 | 56 | 95 | -1 | 64 | 0 | 1.8 | 3.7 | 17 | 4 | 0 | -4 | 10 | 1 | 7 |
| 1984 | BOS | 106.7 | 57 | 68 | -2 | 57 | 0 | 1.7 | 0.3 | -4 | 4 | 0 | -3 | 3 | -1 | -7 |
| 1985 | BOS | 87.7 | 30 | 57 | 0 | 48 | 0 | 1.7 | 2.6 | 15 | 0 | 0 | -1 | 3 | 4 | 8 |
| 1986 | BOS | 82.3 | 48 | 51 | 0 | 66 | 1 | 1.5 | -0.4 | -5 | 3 | 1 | -1 | 2 | -11 | 0 |
| 1987 | BOS | 152.7 | 96 | 102 | -2 | 34 | 20 | 1.1 | 0.5 | -12 | 6 | 1 | -12 | 8 | -13 | -3 |
| 1988 | BOS | 101.7 | 41 | 61 | 0 | 57 | 0 | 1.0 | 1.3 | 9 | 2 | -1 | -1 | 5 | 3 | 1 |
| 1989 | BOS | 79.3 | 54 | 48 | 0 | 43 | 0 | 0.9 | -1.3 | -16 | 1 | 0 | -5 | 5 | -8 | -10 |
| TOTALS | 1707.1 | 797 | 1068 | 6 | 637 | 85 | 1.3 | 21.5 | 64 | 46 | 0 | -77 | 95 | -38 | 36 | |