| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1982 | Chicago White Sox | AL | MLB | CHA | 30 | 25 | 6 | 6 | 3.54 | 61 | 0 | 0 | 0 | 61 | 42 | 21 | 106.2 | 96 | 43 | 42 | 9 | 46 | 56 | 4 | 5 | 1 | 1.33 | 8.10 | 0.76 | 3.88 | 4.72 | 3.63 | 1.22 |
| 1983 | Chicago White Sox | AL | MLB | CHA | 30 | 26 | 3 | 3 | 2.47 | 52 | 0 | 0 | 0 | 52 | 29 | 12 | 87.1 | 70 | 24 | 24 | 2 | 32 | 38 | 1 | 0 | 5 | 1.17 | 7.21 | 0.21 | 3.30 | 3.92 | 2.47 | 1.19 |
| 1984 | Denver Zephyrs | Amer | AAA | CHA | - | 27 | 1 | 0 | 1.00 | 3 | 0 | 0 | 0 | 3 | 3 | 2 | 9.0 | 6 | 1 | 1 | 0 | 5 | 3 | 0 | 0 | 0 | 1.22 | 6.00 | 0.00 | 5.00 | 3.00 | 1.00 | 0.60 |
| 1984 | Chicago White Sox | AL | MLB | CHA | 30 | 27 | 3 | 2 | 4.58 | 24 | 0 | 0 | 0 | 24 | 10 | 1 | 39.1 | 48 | 24 | 20 | 3 | 19 | 18 | 0 | 0 | 0 | 1.70 | 10.98 | 0.69 | 4.35 | 4.12 | 5.49 | 0.95 |
| 1984 | Seattle Mariners | AL | MLB | SEA | 38 | 27 | 6 | 5 | 3.97 | 19 | 14 | 0 | 0 | 5 | 1 | 1 | 95.1 | 88 | 46 | 42 | 12 | 41 | 37 | 3 | 0 | 3 | 1.35 | 8.31 | 1.13 | 3.87 | 3.49 | 4.34 | 0.90 |
| 1985 | Seattle Mariners | AL | MLB | SEA | 38 | 28 | 0 | 5 | 5.98 | 17 | 4 | 0 | 0 | 13 | 3 | 0 | 52.2 | 65 | 40 | 35 | 6 | 33 | 27 | 6 | 0 | 0 | 1.86 | 11.11 | 1.03 | 5.64 | 4.61 | 6.84 | 0.82 |
| 1988 | Philadelphia Phillies | NL | MLB | PHI | 31 | 31 | 0 | 0 | 8.31 | 6 | 0 | 0 | 0 | 6 | 2 | 0 | 8.2 | 7 | 9 | 8 | 1 | 8 | 1 | 0 | 2 | 0 | 1.73 | 7.27 | 1.04 | 8.31 | 1.04 | 9.35 | 0.13 |
| Tot: | MLB (5 yrs) | MLB | 18 | 21 | 3.95 | 179 | 18 | 0 | 0 | 87 | 161 | 35 | 390.0 | 374 | 186 | 171 | 33 | 179 | 177 | 14 | 7 | 9 | 1.42 | 8.63 | 0.76 | 4.13 | 4.08 | 4.29 | 0.99 | ||||
| Tot: | AL (4 yrs) | AL | 18 | 21 | 3.85 | 173 | 18 | 0 | 0 | 85 | 155 | 35 | 381.1 | 367 | 177 | 163 | 32 | 171 | 176 | 14 | 5 | 9 | 1.41 | 8.66 | 0.76 | 4.04 | 4.15 | 4.18 | 1.03 | ||||
| Tot: | NL (1 yrs) | NL | 0 | 0 | 8.31 | 6 | 0 | 0 | 0 | 2 | 6 | 0 | 8.2 | 7 | 9 | 8 | 1 | 8 | 1 | 0 | 2 | 0 | 1.73 | 7.27 | 1.04 | 8.31 | 1.04 | 9.35 | 0.13 | ||||
| Tot: | Minors (1 yrs) | Minors | 1 | 0 | 1.00 | 3 | 0 | 0 | 0 | 3 | 3 | 2 | 9.0 | 6 | 1 | 1 | 0 | 5 | 3 | 0 | 0 | 0 | 1.22 | 6.00 | 0.00 | 5.00 | 3.00 | 1.00 | 0.60 | ||||
| Tot: | AAA (1 yrs) | AAA | 1 | 0 | 1.00 | 3 | 0 | 0 | 0 | 3 | 3 | 2 | 9.0 | 6 | 1 | 1 | 0 | 5 | 3 | 0 | 0 | 0 | 1.22 | 6.00 | 0.00 | 5.00 | 3.00 | 1.00 | 0.60 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | category | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1983 | Chicago White Sox | Championship Series | Playoffs | 26 | 0 | 0 | 18.00 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4.00 | 36.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Tot: | Playoffs (1 Yrs) | Playoffs | 0 | 0 | 18.00 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 1.0 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4.00 | 36.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 30 | 28 | 56 | 17 | 56 | 55 | .486 |