Regular season · Batting
| 1986 | BOS | 33 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | 1.000 | 1.000 |
| 1985 | BOS | 17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 |
| 1984 | SD | 31 | 68 | 6 | 15 | 1 | 1 | 3 | 15 | 6 | 21 | 0 | .221 | .280 | .397 |
| 1983 | SD | 31 | 58 | 7 | 14 | 1 | 1 | 1 | 11 | 5 | 12 | 0 | .241 | .292 | .345 |
| 1982 | SD | 36 | 85 | 12 | 21 | 1 | 1 | 3 | 11 | 5 | 26 | 0 | .247 | .289 | .388 |
| 1981 | SD | 24 | 18 | 2 | 3 | 0 | 0 | 1 | 1 | 2 | 5 | 0 | .167 | .250 | .333 |
| Career | TOTAL | 172 | 231 | 27 | 54 | 3 | 3 | 8 | 38 | 18 | 64 | 0 | .234 | .286 | .377 |
Regular season · Pitching
| 1986 | BOS | 32 | 2 | 0 | 0 | 43.0 | 51 | 33 | 34 | 28 | 6.91 | 1.98 |
| 1985 | CWS | 18 | 3 | 5 | 0 | 83.0 | 83 | 43 | 58 | 61 | 4.66 | 1.70 |
| 1985 | BOS | 16 | 5 | 5 | 1 | 67.0 | 57 | 34 | 40 | 44 | 4.57 | 1.45 |
| 1984 | SD | 31 | 11 | 13 | 0 | 195.2 | 168 | 85 | 105 | 131 | 3.91 | 1.40 |
| 1983 | SD | 30 | 7 | 12 | 0 | 175.2 | 170 | 90 | 85 | 135 | 4.61 | 1.45 |
| 1982 | SD | 34 | 16 | 9 | 0 | 232.2 | 192 | 81 | 87 | 150 | 3.13 | 1.20 |
| 1981 | SD | 24 | 2 | 8 | 1 | 76.2 | 87 | 52 | 51 | 38 | 6.10 | 1.80 |
| 1980 | NYY | 14 | 1 | 0 | 2 | 32.1 | 33 | 12 | 20 | 13 | 3.34 | 1.64 |
| Career | TOTAL | 199 | 47 | 52 | 4 | 906.0 | 841 | 430 | 480 | 600 | 4.27 | 1.46 |
Playoffs · Batting
| Year | Team | G | AB | R | H | 2B | 3B | HR | RBI | BB | SO | SB | AVG | OBP | SLG |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1984 | SD | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .000 | .000 | .000 |
| Career | TOTAL | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .000 | .000 | .000 |
Playoffs · Pitching
| Year | Team | G | W | L | SV | IP | H | ER | BB | SO | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1984 | SD | 2 | 0 | 1 | 0 | 6.0 | 7 | 7 | 8 | 3 | 10.50 | 2.50 |
| Career | TOTAL | 2 | 0 | 1 | 0 | 6.0 | 7 | 7 | 8 | 3 | 10.50 | 2.50 |