| 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 | Bluefield Orioles | App | Rk | BAL | - | 18 | 3 | 4 | 5.49 | 10 | 6 | 3 | 0 | 4 | 0 | 0 | 41.0 | 31 | 27 | 25 | 2 | 28 | 34 | 2 | 0 | 1 | 1.44 | 6.80 | 0.44 | 6.15 | 7.46 | 5.93 | 1.21 |
| 1980 | Bluefield Orioles | App | Rk | BAL | - | 19 | 4 | 4 | 6.22 | 10 | 10 | 2 | 0 | 0 | 0 | 0 | 55.0 | 70 | 41 | 38 | 8 | 24 | 50 | 2 | 0 | 5 | 1.71 | 11.45 | 1.31 | 3.93 | 8.18 | 6.71 | 2.08 |
| 1980 | Miami Orioles | FSL | A+ | BAL | - | 19 | 1 | 7 | 6.56 | 11 | 10 | 0 | 0 | 1 | 0 | 0 | 48.0 | 63 | 45 | 35 | 0 | 37 | 36 | 6 | 0 | 4 | 2.08 | 11.81 | 0.00 | 6.94 | 6.75 | 8.44 | 0.97 |
| 1981 | Miami Orioles | FSL | A+ | BAL | - | 20 | 4 | 5 | 3.03 | 13 | 13 | 1 | 0 | 0 | 0 | 0 | 86.0 | 57 | 35 | 29 | 6 | 38 | 69 | 2 | 0 | 5 | 1.10 | 5.97 | 0.63 | 3.98 | 7.22 | 3.66 | 1.82 |
| 1981 | Charlotte O's | Sou | AA | BAL | - | 20 | 6 | 6 | 5.23 | 16 | 14 | 4 | 0 | 2 | 0 | 0 | 86.0 | 87 | 51 | 50 | 12 | 41 | 50 | 4 | 0 | 5 | 1.49 | 9.10 | 1.26 | 4.29 | 5.23 | 5.34 | 1.22 |
| 1982 | Hagerstown Suns | Caro | A+ | BAL | - | 21 | 3 | 4 | 6.40 | 9 | 6 | 0 | 0 | 3 | 2 | 0 | 32.1 | 30 | 26 | 23 | 2 | 22 | 22 | 2 | 0 | 3 | 1.61 | 8.35 | 0.56 | 6.12 | 6.12 | 7.24 | 1.00 |
| 1982 | Charlotte O's | Sou | AA | BAL | - | 21 | 5 | 3 | 5.78 | 14 | 13 | 3 | 0 | 1 | 0 | 0 | 62.1 | 58 | 43 | 40 | 8 | 62 | 46 | 7 | 0 | 6 | 1.93 | 8.37 | 1.16 | 8.95 | 6.64 | 6.21 | 0.74 |
| 1983 | Hagerstown Suns | Caro | A+ | BAL | - | 22 | 4 | 2 | 4.25 | 27 | 1 | 0 | 0 | 26 | 6 | 1 | 65.2 | 74 | 34 | 31 | 7 | 56 | 63 | 4 | 0 | 2 | 1.98 | 10.14 | 0.96 | 7.68 | 8.63 | 4.66 | 1.13 |
| Tot: | Minors (5 yrs) | Minors | 30 | 35 | 5.12 | 110 | 73 | 13 | 0 | 8 | 37 | 1 | 476.1 | 470 | 302 | 271 | 45 | 308 | 370 | 29 | 0 | 31 | 1.63 | 8.88 | 0.85 | 5.82 | 6.99 | 5.71 | 1.20 | ||||
| Tot: | Rk (2 yrs) | Rk | 7 | 8 | 5.91 | 20 | 16 | 5 | 0 | 0 | 4 | 0 | 96.0 | 101 | 68 | 63 | 10 | 52 | 84 | 4 | 0 | 6 | 1.59 | 9.47 | 0.94 | 4.88 | 7.88 | 6.38 | 1.62 | ||||
| Tot: | A+ (4 yrs) | A+ | 12 | 18 | 4.58 | 60 | 30 | 1 | 0 | 8 | 30 | 1 | 232.0 | 224 | 140 | 118 | 15 | 153 | 190 | 14 | 0 | 14 | 1.63 | 8.69 | 0.58 | 5.94 | 7.37 | 5.43 | 1.24 | ||||
| Tot: | AA (2 yrs) | AA | 11 | 9 | 5.46 | 30 | 27 | 7 | 0 | 0 | 3 | 0 | 148.1 | 145 | 94 | 90 | 20 | 103 | 96 | 11 | 0 | 11 | 1.67 | 8.80 | 1.21 | 6.25 | 5.82 | 5.70 | 0.93 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 72 | 22 | 56 | 38 | 56 | 76 | .468 |