| 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 |
| 1978 | Tulsa | MVC | NCAA-1 | So | 21 | 0 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 85.1 | 0 | 0 | 0 | 0 | 0 | 81 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 8.54 | 0.00 | 0.00 | |
| 1978 | Gulf Coast Astros | GCL | Rk | HOU | - | 21 | 2 | 4 | 3.06 | 10 | 10 | 2 | 0 | 0 | 0 | 0 | 53.0 | 39 | 33 | 18 | 0 | 43 | 31 | 8 | 0 | 2 | 1.55 | 6.62 | 0.00 | 7.30 | 5.26 | 5.60 | 0.72 |
| 1978 | Daytona Astros | FSL | A+ | HOU | - | 21 | 0 | 3 | 6.30 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 10.0 | 12 | 9 | 7 | 0 | 15 | 13 | 3 | 0 | 0 | 2.70 | 10.80 | 0.00 | 13.50 | 11.70 | 8.10 | 0.87 |
| 1979 | Daytona Astros | FSL | A+ | HOU | - | 22 | 8 | 11 | 4.85 | 25 | 25 | 7 | 1 | 0 | 0 | 0 | 130.0 | 104 | 98 | 70 | 1 | 132 | 139 | 28 | 0 | 7 | 1.82 | 7.20 | 0.07 | 9.14 | 9.62 | 6.78 | 1.05 |
| 1980 | Columbus Astros | Sou | AA | HOU | - | 23 | 9 | 7 | 4.41 | 27 | 27 | 7 | 2 | 0 | 0 | 0 | 153.0 | 127 | 87 | 75 | 6 | 135 | 121 | 17 | 0 | 2 | 1.71 | 7.47 | 0.35 | 7.94 | 7.12 | 5.12 | 0.90 |
| 1981 | Columbus Astros | Sou | AA | HOU | - | 24 | 4 | 4 | 4.83 | 16 | 13 | 3 | 0 | 3 | 1 | 0 | 82.0 | 86 | 52 | 44 | 9 | 63 | 70 | 8 | 0 | 5 | 1.82 | 9.44 | 0.99 | 6.91 | 7.68 | 5.71 | 1.11 |
| Tot: | Minors (4 yrs) | Minors | 23 | 29 | 4.50 | 81 | 78 | 19 | 3 | 1 | 3 | 0 | 428.0 | 368 | 279 | 214 | 16 | 388 | 374 | 64 | 0 | 16 | 1.77 | 7.74 | 0.34 | 8.16 | 7.86 | 5.87 | 0.96 | ||||
| Tot: | Rk (1 yrs) | Rk | 2 | 4 | 3.06 | 10 | 10 | 2 | 0 | 0 | 0 | 0 | 53.0 | 39 | 33 | 18 | 0 | 43 | 31 | 8 | 0 | 2 | 1.55 | 6.62 | 0.00 | 7.30 | 5.26 | 5.60 | 0.72 | ||||
| Tot: | A+ (2 yrs) | A+ | 8 | 14 | 4.95 | 28 | 28 | 7 | 1 | 0 | 0 | 0 | 140.0 | 116 | 107 | 77 | 1 | 147 | 152 | 31 | 0 | 7 | 1.88 | 7.46 | 0.06 | 9.45 | 9.77 | 6.88 | 1.03 | ||||
| Tot: | AA (2 yrs) | AA | 13 | 11 | 4.56 | 43 | 40 | 10 | 2 | 1 | 3 | 0 | 235.0 | 213 | 139 | 119 | 15 | 198 | 191 | 25 | 0 | 7 | 1.75 | 8.16 | 0.57 | 7.58 | 7.31 | 5.32 | 0.96 | ||||
| Tot: | College (1 yrs) | College | 0 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 85.1 | 0 | 0 | 0 | 0 | 0 | 81 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 8.54 | 0.00 | |||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | College - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 81 | 25 | 80 | 19 | 80 | 65 | .434 |