| Year | Team | INN | Runs | REP | DEF | Games | Starts | LEV | WAR | R+ | BB+ | HBP+ | SO+ | HR+ | Hit+ | X |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unadjusted Runs vs. League Avg | ||||||||||||||||
| 1977 | OAK | 14.3 | 9 | 9 | 0 | 4 | 2 | 0.8 | 0.0 | -2 | 0 | 0 | 0 | 1 | -1 | -1 |
| 1978 | OAK | 20 | 14 | 12 | -1 | 9 | 0 | 0.3 | -0.3 | -5 | 0 | 0 | 0 | 1 | -3 | -3 |
| 1979 | OAK | 185.7 | 106 | 131 | -16 | 31 | 23 | 1.1 | 2.5 | -9 | -3 | -2 | -2 | 3 | -6 | 1 |
| 1980 | OAK | 221.7 | 104 | 108 | 15 | 33 | 31 | 1.0 | 0.4 | 7 | -6 | -1 | 1 | -11 | 13 | 11 |
| 1981 | OAK | 185.7 | 50 | 87 | 11 | 22 | 22 | 1.0 | 4.2 | 34 | 0 | 1 | 0 | 3 | 15 | 16 |
| 1982 | OAK | 128.7 | 62 | 71 | 0 | 21 | 20 | 1.0 | 1.0 | 2 | -7 | -1 | -1 | -4 | 4 | 10 |
| 1983 | OAK | 167 | 79 | 92 | 1 | 38 | 24 | 1.0 | 1.3 | 5 | -7 | 1 | -6 | 0 | 9 | 8 |
| 1984 | OAK | 179.7 | 101 | 101 | -3 | 33 | 30 | 1.0 | -0.1 | -12 | -2 | 1 | -11 | -6 | -1 | 7 |
| 1985 | OAK | 85.7 | 56 | 47 | 0 | 30 | 9 | 0.9 | -1.1 | -12 | -2 | -1 | -4 | 0 | -1 | -4 |
| TOTALS | 1188.5 | 581 | 658 | 7 | 221 | 161 | 1.0 | 7.9 | 8 | -27 | -2 | -23 | -13 | 29 | 45 | |