| 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 |
| 1977 | Texas A&M | SWC | NCAA-1 | 22 | 0 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 1977 | Gulf Coast Astros | GCL | Rk | HOU | - | 22 | 3 | 3 | 4.70 | 11 | 7 | 1 | 0 | 4 | 0 | 0 | 44.0 | 41 | 32 | 23 | 1 | 42 | 29 | 4 | 0 | 0 | 1.89 | 8.39 | 0.20 | 8.59 | 5.93 | 6.55 | 0.69 |
| 1978 | Daytona Astros | FSL | A+ | HOU | - | 23 | 4 | 5 | 4.32 | 18 | 10 | 4 | 0 | 8 | 0 | 0 | 77.0 | 79 | 57 | 37 | 2 | 59 | 41 | 5 | 0 | 4 | 1.79 | 9.23 | 0.23 | 6.90 | 4.79 | 6.66 | 0.69 |
| 1979 | Columbus Astros | Sou | AA | HOU | - | 24 | 15 | 11 | 3.07 | 28 | 26 | 15 | 4 | 2 | 0 | 0 | 202.0 | 180 | 83 | 69 | 7 | 103 | 95 | 0 | 0 | 10 | 1.40 | 8.02 | 0.31 | 4.59 | 4.23 | 3.70 | 0.92 |
| 1980 | Columbus Astros | Sou | AA | HOU | - | 25 | 7 | 5 | 3.03 | 17 | 14 | 6 | 0 | 3 | 0 | 0 | 107.0 | 98 | 48 | 36 | 9 | 38 | 60 | 0 | 0 | 5 | 1.27 | 8.24 | 0.76 | 3.20 | 5.05 | 4.04 | 1.58 |
| 1981 | Tucson Toros | PCL | AAA | HOU | - | 26 | 0 | 3 | 2.05 | 6 | 3 | 0 | 0 | 3 | 2 | 0 | 22.0 | 25 | 11 | 5 | 1 | 10 | 5 | 0 | 0 | 0 | 1.59 | 10.23 | 0.41 | 4.09 | 2.05 | 4.50 | 0.50 |
| 1982 | Columbus Astros | Sou | AA | HOU | - | 27 | 0 | 1 | 4.22 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 21.1 | 23 | 16 | 10 | 2 | 5 | 9 | 1 | 0 | 0 | 1.31 | 9.70 | 0.84 | 2.11 | 3.80 | 6.75 | 1.80 |
| 1982 | Tucson Toros | PCL | AAA | HOU | - | 27 | 0 | 2 | 9.00 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 8.0 | 11 | 10 | 8 | 0 | 9 | 5 | 0 | 0 | 3 | 2.50 | 12.38 | 0.00 | 10.13 | 5.63 | 11.25 | 0.56 |
| Tot: | Minors (6 yrs) | Minors | 29 | 30 | 3.52 | 87 | 67 | 26 | 4 | 2 | 20 | 0 | 481.1 | 457 | 257 | 188 | 22 | 266 | 244 | 10 | 0 | 22 | 1.50 | 8.55 | 0.41 | 4.97 | 4.56 | 4.81 | 0.92 | ||||
| Tot: | Rk (1 yrs) | Rk | 3 | 3 | 4.70 | 11 | 7 | 1 | 0 | 0 | 4 | 0 | 44.0 | 41 | 32 | 23 | 1 | 42 | 29 | 4 | 0 | 0 | 1.89 | 8.39 | 0.20 | 8.59 | 5.93 | 6.55 | 0.69 | ||||
| Tot: | A+ (1 yrs) | A+ | 4 | 5 | 4.32 | 18 | 10 | 4 | 0 | 0 | 8 | 0 | 77.0 | 79 | 57 | 37 | 2 | 59 | 41 | 5 | 0 | 4 | 1.79 | 9.23 | 0.23 | 6.90 | 4.79 | 6.66 | 0.69 | ||||
| Tot: | AA (3 yrs) | AA | 22 | 17 | 3.13 | 49 | 44 | 21 | 4 | 0 | 5 | 0 | 330.1 | 301 | 147 | 115 | 18 | 146 | 164 | 1 | 0 | 15 | 1.35 | 8.20 | 0.49 | 3.98 | 4.47 | 4.01 | 1.12 | ||||
| Tot: | AAA (2 yrs) | AAA | 0 | 5 | 3.90 | 9 | 6 | 0 | 0 | 2 | 3 | 0 | 30.0 | 36 | 21 | 13 | 1 | 19 | 10 | 0 | 0 | 3 | 1.83 | 10.80 | 0.30 | 5.70 | 3.00 | 6.30 | 0.53 | ||||
| Tot: | College (1 yrs) | College | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | College - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| Tot: | Minors (1 yrs) | Minors | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Tot: | Rk (1 yrs) | Rk | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 25 | 40 | 50 | 21 | 50 | 44 | .481 |