| 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 |
| 1979 | Gulf Coast Pirates | GCL | Rk | PIT | - | 18 | 2 | 2 | 4.08 | 9 | 7 | 1 | 0 | 2 | 0 | 0 | 53.0 | 45 | 26 | 24 | 2 | 28 | 23 | 3 | 0 | 4 | 1.38 | 7.64 | 0.34 | 4.75 | 3.91 | 4.42 | 0.82 |
| 1980 | Shelby Pirates | SAL | A | PIT | - | 19 | 6 | 10 | 5.69 | 24 | 23 | 2 | 0 | 1 | 0 | 0 | 125.0 | 139 | 89 | 79 | 13 | 69 | 67 | 12 | 0 | 3 | 1.66 | 10.01 | 0.94 | 4.97 | 4.82 | 6.41 | 0.97 |
| 1981 | Alexandria Dukes | Caro | A+ | PIT | - | 20 | 8 | 9 | 4.41 | 24 | 24 | 3 | 0 | 0 | 0 | 0 | 143.0 | 139 | 83 | 70 | 17 | 77 | 83 | 7 | 0 | 14 | 1.51 | 8.75 | 1.07 | 4.85 | 5.22 | 5.22 | 1.08 |
| 1982 | Wausau Timbers | Midw | A | SEA | 17 | 21 | 9 | 7 | 5.01 | 30 | 17 | 2 | 1 | 13 | 7 | 0 | 106.0 | 97 | 77 | 59 | 9 | 76 | 103 | 10 | 0 | 9 | 1.63 | 8.24 | 0.76 | 6.45 | 8.75 | 6.54 | 1.36 |
| 1983 | Bakersfield Mariners | Calif | A+ | SEA | - | 22 | 2 | 7 | 2.54 | 49 | 0 | 0 | 0 | 49 | 37 | 9 | 67.1 | 49 | 26 | 19 | 3 | 52 | 97 | 5 | 0 | 5 | 1.50 | 6.55 | 0.40 | 6.95 | 12.97 | 3.48 | 1.87 |
| 1984 | Chattanooga Lookouts | Sou | AA | SEA | 22 | 23 | 8 | 3 | 3.62 | 39 | 7 | 1 | 0 | 32 | 25 | 5 | 69.2 | 58 | 33 | 28 | 1 | 56 | 43 | 6 | 0 | 2 | 1.64 | 7.49 | 0.13 | 7.23 | 5.56 | 4.26 | 0.77 |
| 1985 | Salinas Spurs | Calif | A+ | SEA | - | 24 | 8 | 5 | 5.47 | 22 | 10 | 0 | 0 | 12 | 1 | 0 | 79.0 | 96 | 63 | 48 | 9 | 58 | 54 | 7 | 0 | 0 | 1.95 | 10.94 | 1.03 | 6.61 | 6.15 | 7.18 | 0.93 |
| 1985 | Chattanooga Lookouts | Sou | AA | SEA | - | 24 | 0 | 1 | 9.45 | 6 | 0 | 0 | 0 | 6 | 1 | 0 | 6.2 | 12 | 11 | 7 | 2 | 6 | 4 | 0 | 0 | 1 | 2.70 | 16.20 | 2.70 | 8.10 | 5.40 | 14.85 | 0.67 |
| Tot: | Minors (7 yrs) | Minors | 43 | 44 | 4.63 | 203 | 88 | 9 | 1 | 71 | 115 | 14 | 649.2 | 635 | 408 | 334 | 56 | 422 | 474 | 50 | 0 | 38 | 1.63 | 8.80 | 0.78 | 5.85 | 6.57 | 5.65 | 1.12 | ||||
| Tot: | Rk (1 yrs) | Rk | 2 | 2 | 4.08 | 9 | 7 | 1 | 0 | 0 | 2 | 0 | 53.0 | 45 | 26 | 24 | 2 | 28 | 23 | 3 | 0 | 4 | 1.38 | 7.64 | 0.34 | 4.75 | 3.91 | 4.42 | 0.82 | ||||
| Tot: | A (2 yrs) | A | 15 | 17 | 5.38 | 54 | 40 | 4 | 1 | 7 | 14 | 0 | 231.0 | 236 | 166 | 138 | 22 | 145 | 170 | 22 | 0 | 12 | 1.65 | 9.19 | 0.86 | 5.65 | 6.62 | 6.47 | 1.17 | ||||
| Tot: | A+ (3 yrs) | A+ | 18 | 21 | 4.26 | 95 | 34 | 3 | 0 | 38 | 61 | 9 | 289.1 | 284 | 172 | 137 | 29 | 187 | 234 | 19 | 0 | 19 | 1.63 | 8.83 | 0.90 | 5.82 | 7.28 | 5.35 | 1.25 | ||||
| Tot: | AA (2 yrs) | AA | 8 | 4 | 4.13 | 45 | 7 | 1 | 0 | 26 | 38 | 5 | 76.1 | 70 | 44 | 35 | 3 | 62 | 47 | 6 | 0 | 3 | 1.73 | 8.25 | 0.35 | 7.31 | 5.54 | 5.19 | 0.76 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 49 | 21 | 60 | 28 | 60 | 83 | .464 |