| year | team | league | level | age | pos | g | gs | inn | po | a | e | dp | tc | tsc | sb | cs | sb% | fpct | rfg | rfi | rf9i | tm share | pl share | tm rank |
| 1981 | Helena Phillies | Pio | Rk | 22 | P | 14 | 0 | 0.0 | 5 | 15 | 1 | 0 | 21 | 20 | 0 | 0 | .952 | 1.4 | 0.00 | 0.00 | 20.0 | 100.0 | 3 | |
| 1982 | Peninsula Pilots | Caro | A+ | 23 | P | 27 | 0 | 0.0 | 10 | 25 | 0 | 1 | 35 | 35 | 0 | 0 | 1.000 | 1.3 | 0.00 | 0.00 | 19.7 | 100.0 | 5 | |
| 1983 | Philadelphia Phillies | NL | MLB | 24 | P | 26 | 26 | 169.1 | 14 | 19 | 1 | 3 | 34 | 33 | 28 | 11 | 0.7179 | .971 | 1.3 | 0.20 | 1.80 | 16.0 | 96.3 | 8 |
| 1983 | Portland Beavers | PCL | AAA | 24 | P | 10 | 0 | 0.0 | 6 | 13 | 0 | 1 | 19 | 19 | 0 | 0 | 1.000 | 1.9 | 0.00 | 0.00 | 7.0 | 100.0 | 13 | |
| 1984 | Philadelphia Phillies | NL | MLB | 25 | P | 30 | 30 | 173.2 | 4 | 20 | 2 | 1 | 26 | 24 | 24 | 5 | 0.8276 | .923 | 0.8 | 0.14 | 1.26 | 18.5 | 100.0 | 7 |
| 1985 | Philadelphia Phillies | NL | MLB | 26 | P | 38 | 26 | 193.0 | 14 | 18 | 0 | 1 | 32 | 32 | 19 | 3 | 0.8636 | 1.000 | 0.8 | 0.17 | 1.53 | 23.5 | 100.0 | 5 |
| 1986 | Philadelphia Phillies | NL | MLB | 27 | P | 33 | 23 | 144.0 | 12 | 20 | 1 | 0 | 33 | 32 | 24 | 3 | 0.8889 | .970 | 1.0 | 0.22 | 1.98 | 20.5 | 91.7 | 6 |
| 1987 | New York Yankees | AL | MLB | 28 | P | 35 | 16 | 154.2 | 9 | 14 | 0 | 1 | 23 | 23 | 7 | 7 | 0.5 | 1.000 | 0.7 | 0.15 | 1.35 | 21.6 | 100.0 | 4 |
| 1987 | Columbus Clippers | IL | AAA | 28 | P | 5 | 0 | 0.0 | 0 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | .500 | 0.2 | 0.00 | 0.00 | 3.6 | 100.0 | 14 | |
| 1988 | New York Yankees | AL | MLB | 29 | P | 28 | 12 | 106.1 | 9 | 10 | 0 | 3 | 19 | 19 | 6 | 2 | 0.75 | 1.000 | 0.7 | 0.18 | 1.62 | 17.4 | 100.0 | 8 |
| 1989 | Detroit Tigers | AL | MLB | 30 | P | 18 | 7 | 66.2 | 7 | 5 | 1 | 1 | 13 | 12 | 5 | 3 | 0.625 | .923 | 0.7 | 0.18 | 1.62 | 11.1 | 100.0 | 9 |
| Tot: | MLB (7 yrs) | MLB | P | 208 | 140 | 1,005.8 | 69 | 106 | 5 | 10 | 180 | 175 | 113 | 34 | 0.7687 | .972 | 0.8 | 0.17 | 1.57 | |||||
| Tot: | AAA (2 yrs) | AAA | P | 15 | 0 | 0.0 | 6 | 14 | 1 | 1 | 21 | 20 | 0 | 0 | .952 | 1.3 | ||||||||
| Tot: | A+ (1 yrs) | A+ | P | 27 | 0 | 0.0 | 10 | 25 | 0 | 1 | 35 | 35 | 0 | 0 | 1.000 | 1.3 | ||||||||
| Tot: | Rk (1 yrs) | Rk | P | 14 | 0 | 0.0 | 5 | 15 | 1 | 0 | 21 | 20 | 0 | 0 | .952 | 1.4 |
| year | category | pos P | pos C | pos 1B | pos 2B | pos 3B | pos SS | pos LF | pos CF | pos RF | pos OF | pos DH |
| 1981 | Minor | 14 | - | - | - | - | - | - | - | - | - | - |
| 1982 | Minor | 27 | - | - | - | - | - | - | - | - | - | - |
| 1983 | Minor | 10 | - | - | - | - | - | - | - | - | - | - |
| 1983 | MLB | 26 | - | - | - | - | - | - | - | - | - | - |
| 1984 | MLB | 30 | - | - | - | - | - | - | - | - | - | - |
| 1985 | MLB | 38 | - | - | - | - | - | - | - | - | - | - |
| 1986 | MLB | 33 | - | - | - | - | - | - | - | - | - | - |
| 1987 | Minor | 5 | - | - | - | - | - | - | - | - | - | - |
| 1987 | MLB | 35 | - | - | - | - | - | - | - | - | - | - |
| 1988 | MLB | 28 | - | - | - | - | - | - | - | - | - | - |
| 1989 | MLB | 18 | - | - | - | - | - | - | - | - | - | - |