| 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 |
| 1973 | Texas | SWC | NCAA-1 | Fr | 19 | 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 | |
| 1974 | Texas | SWC | NCAA-1 | So | 20 | 10 | 2 | 0.00 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 106.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1975 | Texas | SWC | NCAA-1 | Jr | 21 | 15 | 1 | 1.95 | 19 | 19 | 10 | 4 | 0 | 0 | 0 | 120.0 | 73 | 35 | 26 | 0 | 69 | 105 | 0 | 0 | 0 | 1.18 | 5.48 | 0.00 | 5.18 | 7.88 | 2.63 | 1.52 | |
| 1976 | Texas | SWC | NCAA-1 | 4 | 24 | 22 | 14 | 2 | 1.71 | 21 | 16 | 10 | 0 | 5 | 0 | 0 | 131.2 | 78 | 31 | 25 | 0 | 76 | 141 | 0 | 0 | 0 | 1.17 | 5.33 | 0.00 | 5.19 | 9.64 | 2.12 | 1.86 |
| 1977 | Knoxville Sox | Sou | AA | CHA | - | 23 | 9 | 7 | 2.53 | 22 | 19 | 4 | 3 | 3 | 0 | 0 | 114.0 | 116 | 62 | 32 | 3 | 45 | 80 | 6 | 0 | 0 | 1.41 | 9.16 | 0.24 | 3.55 | 6.32 | 4.89 | 1.78 |
| 1977 | Iowa Oaks | Amer | AAA | CHA | - | 23 | 1 | 3 | 8.71 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 31.0 | 54 | 39 | 30 | 6 | 20 | 22 | 3 | 1 | 0 | 2.39 | 15.68 | 1.74 | 5.81 | 6.39 | 11.32 | 1.10 |
| 1978 | Iowa Oaks | Amer | AAA | CHA | - | 24 | 5 | 8 | 3.98 | 22 | 22 | 4 | 0 | 0 | 0 | 0 | 138.0 | 136 | 75 | 61 | 8 | 54 | 73 | 9 | 3 | 3 | 1.38 | 8.87 | 0.52 | 3.52 | 4.76 | 4.89 | 1.35 |
| 1978 | Chicago White Sox | AL | MLB | CHA | 52 | 24 | 3 | 2 | 3.05 | 8 | 8 | 2 | 0 | 0 | 0 | 0 | 59.0 | 59 | 24 | 20 | 1 | 23 | 25 | 8 | 0 | 0 | 1.39 | 9.00 | 0.15 | 3.51 | 3.81 | 3.66 | 1.09 |
| 1979 | Chicago White Sox | AL | MLB | CHA | 28 | 25 | 14 | 14 | 4.90 | 34 | 33 | 5 | 0 | 1 | 0 | 0 | 204.0 | 195 | 126 | 111 | 21 | 100 | 119 | 14 | 3 | 3 | 1.45 | 8.60 | 0.93 | 4.41 | 5.25 | 5.56 | 1.19 |
| 1980 | Chicago White Sox | AL | MLB | CHA | 28 | 26 | 4 | 7 | 5.97 | 41 | 10 | 0 | 0 | 31 | 9 | 1 | 92.0 | 102 | 73 | 61 | 4 | 58 | 45 | 8 | 0 | 3 | 1.74 | 9.98 | 0.39 | 5.67 | 4.40 | 7.14 | 0.78 |
| 1981 | Memphis Chicks | Sou | AA | MON | - | 27 | 1 | 0 | 8.00 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 18.0 | 15 | 17 | 16 | 1 | 28 | 8 | 8 | 0 | 1 | 2.39 | 7.50 | 0.50 | 14.00 | 4.00 | 8.50 | 0.29 |
| 1981 | Denver Bears | Amer | AAA | MON | - | 27 | 6 | 6 | 4.79 | 16 | 15 | 4 | 0 | 1 | 0 | 0 | 77.0 | 57 | 48 | 41 | 7 | 71 | 33 | 11 | 0 | 0 | 1.66 | 6.66 | 0.82 | 8.30 | 3.86 | 5.61 | 0.46 |
| 1982 | Reading Phillies | East | AA | PHI | - | 28 | 0 | 5 | 11.54 | 24 | 3 | 0 | 0 | 21 | 9 | 1 | 36.2 | 47 | 51 | 47 | 2 | 58 | 27 | 14 | 0 | 0 | 2.86 | 11.54 | 0.49 | 14.24 | 6.63 | 12.52 | 0.47 |
| 1983 | Modesto A's | Calif | A+ | OAK | - | 29 | 2 | 3 | 6.75 | 14 | 5 | 2 | 0 | 9 | 3 | 0 | 44.0 | 45 | 41 | 33 | 2 | 42 | 44 | 12 | 0 | 0 | 1.98 | 9.20 | 0.41 | 8.59 | 9.00 | 8.39 | 1.05 |
| 1983 | Albany/Colonie A's | East | AA | OAK | - | 29 | 0 | 3 | 11.45 | 4 | 3 | 0 | 0 | 1 | 0 | 0 | 11.0 | 11 | 15 | 14 | 4 | 16 | 6 | 1 | 0 | 0 | 2.45 | 9.00 | 3.27 | 13.09 | 4.91 | 12.27 | 0.38 |
| 1983 | Oakland Athletics | AL | MLB | OAK | 45 | 29 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0.0 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Tot: | MLB (4 yrs) | MLB | 21 | 23 | 4.87 | 84 | 51 | 7 | 0 | 9 | 33 | 1 | 355.0 | 359 | 224 | 192 | 26 | 182 | 189 | 30 | 3 | 6 | 1.52 | 9.10 | 0.66 | 4.61 | 4.79 | 5.68 | 1.04 | ||||
| Tot: | AL (4 yrs) | AL | 21 | 23 | 4.87 | 84 | 51 | 7 | 0 | 9 | 33 | 1 | 355.0 | 359 | 224 | 192 | 26 | 182 | 189 | 30 | 3 | 6 | 1.52 | 9.10 | 0.66 | 4.61 | 4.79 | 5.68 | 1.04 | ||||
| Tot: | Minors (5 yrs) | Minors | 24 | 35 | 5.25 | 116 | 81 | 14 | 3 | 12 | 35 | 1 | 469.2 | 481 | 348 | 274 | 33 | 334 | 293 | 64 | 4 | 4 | 1.74 | 9.22 | 0.63 | 6.40 | 5.61 | 6.67 | 0.88 | ||||
| Tot: | A+ (1 yrs) | A+ | 2 | 3 | 6.75 | 14 | 5 | 2 | 0 | 3 | 9 | 0 | 44.0 | 45 | 41 | 33 | 2 | 42 | 44 | 12 | 0 | 0 | 1.98 | 9.20 | 0.41 | 8.59 | 9.00 | 8.39 | 1.05 | ||||
| Tot: | AA (4 yrs) | AA | 10 | 15 | 5.46 | 55 | 30 | 4 | 3 | 9 | 25 | 1 | 179.2 | 189 | 145 | 109 | 10 | 147 | 121 | 29 | 0 | 1 | 1.87 | 9.47 | 0.50 | 7.36 | 6.06 | 7.26 | 0.82 | ||||
| Tot: | AAA (3 yrs) | AAA | 12 | 17 | 4.83 | 47 | 46 | 8 | 0 | 0 | 1 | 0 | 246.0 | 247 | 162 | 132 | 21 | 145 | 128 | 23 | 4 | 3 | 1.59 | 9.04 | 0.77 | 5.30 | 4.68 | 5.93 | 0.88 | ||||
| Tot: | College (4 yrs) | College | 39 | 5 | 1.28 | 57 | 35 | 20 | 4 | 0 | 22 | 0 | 357.2 | 151 | 66 | 51 | 0 | 145 | 246 | 0 | 0 | 0 | 0.83 | 3.80 | 0.00 | 3.65 | 6.19 | 1.66 | 1.70 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| 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 |
| 1977 | Iowa Oaks | Amer | AAA | CHA | - | 23 | P | 10 | 13 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 0 | 1 | .077 | .077 | .077 | .154 | .000 | .000 | .125 | 0.00 | 38.46 | 0.00 | 0.00 | |
| 1981 | Denver Bears | Amer | AAA | MON | - | 27 | P | 16 | 3 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 2 | .667 | .667 | .667 | 1.334 | .000 | .000 | .667 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | Minors (2 yrs) | Minors | 48 | 16 | 2 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3 | 16 | 0 | 3 | .188 | .188 | .188 | .375 | .000 | .000 | .273 | 0.00 | 31.25 | ||||||||
| Tot: | AA (1 yrs) | AA | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Tot: | AAA (2 yrs) | AAA | 26 | 16 | 2 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3 | 16 | 0 | 3 | .188 | .188 | .188 | .375 | .000 | .000 | .273 | 0.00 | 31.25 | ||||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 44 | 33 | 55 | 25 | 55 | 62 | .500 |