| 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 |
| 1968 | Texas | SWC | NCAA-1 | 2 | 17 | 20 | 5 | 2 | 2.13 | 15 | 0 | 3 | 0 | 0 | 0 | 0 | 63.1 | 39 | 31 | 15 | 0 | 37 | 70 | 4 | 0 | 0 | 1.20 | 5.54 | 0.00 | 5.26 | 9.95 | 4.41 | 1.89 |
| 1974 | San Diego Padres | NL | MLB | SDN | 25 | 26 | 9 | 4 | 4.69 | 76 | 1 | 0 | 0 | 75 | 25 | 2 | 101.2 | 129 | 58 | 53 | 9 | 44 | 57 | 4 | 0 | 0 | 1.70 | 11.42 | 0.80 | 3.90 | 5.05 | 5.13 | 1.30 |
| 1975 | San Diego Padres | NL | MLB | SDN | 25 | 27 | 0 | 0 | 13.50 | 3 | 0 | 0 | 0 | 3 | 1 | 0 | 2.2 | 8 | 6 | 4 | 3 | 2 | 3 | 0 | 0 | 0 | 3.75 | 27.00 | 10.12 | 6.75 | 10.12 | 20.25 | 1.50 |
| 1976 | Memphis Blues | IL | AAA | HOU | - | 28 | 2 | 1 | 4.15 | 29 | 0 | 0 | 0 | 29 | 0 | 5 | 52.0 | 55 | 38 | 24 | 6 | 18 | 30 | 5 | 0 | 0 | 1.40 | 9.52 | 1.04 | 3.12 | 5.19 | 6.58 | 1.67 |
| 1976 | Houston Astros | NL | MLB | HOU | 42 | 28 | 0 | 0 | 7.06 | 15 | 0 | 0 | 0 | 15 | 11 | 3 | 21.2 | 34 | 19 | 17 | 2 | 10 | 10 | 1 | 0 | 0 | 2.03 | 14.12 | 0.83 | 4.15 | 4.15 | 7.89 | 1.00 |
| 1977 | Charleston Charlies | IL | AAA | HOU | - | 29 | 2 | 5 | 6.28 | 32 | 1 | 0 | 0 | 31 | 0 | 3 | 43.0 | 58 | 33 | 30 | 2 | 19 | 23 | 2 | 0 | 0 | 1.79 | 12.14 | 0.42 | 3.98 | 4.81 | 6.91 | 1.21 |
| 1978 | Charleston Charlies | IL | AAA | HOU | - | 30 | 3 | 3 | 1.76 | 28 | 0 | 0 | 0 | 28 | 0 | 8 | 46.0 | 41 | 11 | 9 | 1 | 9 | 24 | 4 | 0 | 0 | 1.09 | 8.02 | 0.20 | 1.76 | 4.70 | 2.15 | 2.67 |
| 1979 | Charleston Charlies | IL | AAA | HOU | - | 31 | 2 | 5 | 3.00 | 34 | 0 | 0 | 0 | 34 | 0 | 6 | 45.0 | 40 | 18 | 15 | 2 | 19 | 22 | 5 | 0 | 1 | 1.31 | 8.00 | 0.40 | 3.80 | 4.40 | 3.60 | 1.16 |
| Tot: | MLB (3 yrs) | MLB | 9 | 4 | 5.29 | 94 | 1 | 0 | 0 | 37 | 93 | 5 | 126.0 | 171 | 83 | 74 | 14 | 56 | 70 | 5 | 0 | 0 | 1.80 | 12.21 | 1.00 | 4.00 | 5.00 | 5.93 | 1.25 | ||||
| Tot: | NL (3 yrs) | NL | 9 | 4 | 5.29 | 94 | 1 | 0 | 0 | 37 | 93 | 5 | 126.0 | 171 | 83 | 74 | 14 | 56 | 70 | 5 | 0 | 0 | 1.80 | 12.21 | 1.00 | 4.00 | 5.00 | 5.93 | 1.25 | ||||
| Tot: | Minors (4 yrs) | Minors | 9 | 14 | 3.77 | 123 | 1 | 0 | 0 | 0 | 122 | 22 | 186.0 | 194 | 100 | 78 | 11 | 65 | 99 | 16 | 0 | 1 | 1.39 | 9.39 | 0.53 | 3.15 | 4.79 | 4.84 | 1.52 | ||||
| Tot: | AAA (4 yrs) | AAA | 9 | 14 | 3.77 | 123 | 1 | 0 | 0 | 0 | 122 | 22 | 186.0 | 194 | 100 | 78 | 11 | 65 | 99 | 16 | 0 | 1 | 1.39 | 9.39 | 0.53 | 3.15 | 4.79 | 4.84 | 1.52 | ||||
| Tot: | College (1 yrs) | College | 5 | 2 | 2.13 | 15 | 0 | 3 | 0 | 0 | 15 | 0 | 63.1 | 39 | 31 | 15 | 0 | 37 | 70 | 4 | 0 | 0 | 1.20 | 5.54 | 0.00 | 5.26 | 9.95 | 4.41 | 1.89 | ||||
| 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 |
| 1968 | Texas | SWC | NCAA-1 | 2 | 17 | 20 | P | 0 | 21 | 2 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | .190 | .000 | .190 | .190 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1974 | San Diego Padres | NL | MLB | SDN | 25 | 26 | P | 76 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | .000 | .091 | .000 | .091 | .100 | .000 | .000 | 9.09 | 63.64 | 7.00 | 0.00 | |
| 1976 | Houston Astros | NL | MLB | HOU | 42 | 28 | P | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1977 | Charleston Charlies | IL | AAA | HOU | - | 29 | P | 32 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (2 yrs) | MLB | 91 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | .000 | .077 | .000 | .077 | .083 | .000 | .000 | 7.69 | 53.85 | 7.00 | |||||||
| Tot: | NL (2 yrs) | NL | 91 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | .000 | .077 | .000 | .077 | .083 | .000 | .000 | 7.69 | 53.85 | 7.00 | |||||||
| Tot: | Minors (1 yrs) | Minors | 32 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 32 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | ||||||||
| Tot: | College (1 yrs) | College | 0 | 21 | 2 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | .190 | .190 | .190 | .381 | .000 | .000 | .190 | ||||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | College - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 35 | 60 | 36 | 53 | 36 | 55 | .488 |