| 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 |
| 1963 | Houston Colt 45s | NL | MLB | HOU | 41 | 21 | 0 | 0 | 27.00 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0.1 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 9.00 | 81.00 | 0.00 | 0.00 | 0.00 | 27.00 | 0.00 |
| 1964 | Houston Colt 45s | NL | MLB | HOU | 44 | 22 | 1 | 1 | 5.00 | 7 | 1 | 0 | 0 | 6 | 3 | 0 | 18.0 | 21 | 10 | 10 | 1 | 10 | 14 | 0 | 0 | 1 | 1.72 | 10.50 | 0.50 | 5.00 | 7.00 | 5.00 | 1.40 |
| 1965 | Houston Astros | NL | MLB | HOU | 44 | 23 | 0 | 2 | 4.79 | 26 | 3 | 0 | 0 | 23 | 8 | 0 | 47.0 | 54 | 26 | 25 | 3 | 23 | 35 | 4 | 0 | 3 | 1.64 | 10.34 | 0.57 | 4.40 | 6.70 | 4.98 | 1.52 |
| 1966 | Houston Astros | NL | MLB | HOU | 44 | 24 | 0 | 0 | 3.37 | 2 | 0 | 0 | 0 | 2 | 1 | 0 | 2.2 | 4 | 1 | 1 | 0 | 0 | 3 | 0 | 0 | 0 | 1.50 | 13.50 | 0.00 | 0.00 | 10.12 | 3.37 | 0.00 |
| 1967 | Houston Astros | NL | MLB | HOU | 44 | 25 | 3 | 0 | 3.33 | 6 | 2 | 0 | 0 | 4 | 3 | 0 | 24.1 | 21 | 9 | 9 | 0 | 9 | 23 | 2 | 0 | 0 | 1.23 | 7.77 | 0.00 | 3.33 | 8.51 | 3.33 | 2.56 |
| 1968 | Houston Astros | NL | MLB | HOU | 31 | 26 | 4 | 3 | 3.28 | 40 | 2 | 0 | 0 | 38 | 16 | 2 | 46.2 | 52 | 21 | 17 | 0 | 17 | 29 | 5 | 0 | 1 | 1.48 | 10.03 | 0.00 | 3.28 | 5.59 | 4.05 | 1.71 |
| 1969 | Houston Astros | NL | MLB | HOU | 31 | 27 | 0 | 1 | 6.75 | 8 | 0 | 0 | 0 | 8 | 4 | 0 | 8.0 | 12 | 6 | 6 | 0 | 2 | 3 | 0 | 0 | 1 | 1.75 | 13.50 | 0.00 | 2.25 | 3.38 | 6.75 | 1.50 |
| 1970 | San Diego Padres | NL | MLB | SDN | 46 | 28 | 10 | 14 | 3.30 | 35 | 27 | 5 | 1 | 8 | 6 | 0 | 188.1 | 185 | 83 | 69 | 12 | 76 | 105 | 6 | 1 | 2 | 1.39 | 8.84 | 0.57 | 3.63 | 5.02 | 3.97 | 1.38 |
| 1971 | San Diego Padres | NL | MLB | SDN | 46 | 29 | 1 | 6 | 6.24 | 19 | 7 | 0 | 0 | 12 | 4 | 0 | 57.2 | 81 | 52 | 40 | 10 | 25 | 37 | 4 | 0 | 0 | 1.84 | 12.64 | 1.56 | 3.90 | 5.77 | 8.12 | 1.48 |
| Tot: | MLB (9 yrs) | MLB | 19 | 27 | 4.08 | 144 | 42 | 5 | 1 | 45 | 102 | 2 | 393.0 | 433 | 209 | 178 | 26 | 162 | 249 | 21 | 1 | 8 | 1.51 | 9.92 | 0.60 | 3.71 | 5.70 | 4.79 | 1.54 | ||||
| Tot: | NL (9 yrs) | NL | 19 | 27 | 4.08 | 144 | 42 | 5 | 1 | 45 | 102 | 2 | 393.0 | 433 | 209 | 178 | 26 | 162 | 249 | 21 | 1 | 8 | 1.51 | 9.92 | 0.60 | 3.71 | 5.70 | 4.79 | 1.54 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 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 |
| 1964 | Houston Colt 45s | NL | MLB | HOU | 44 | 22 | P | 7 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1965 | Houston Astros | NL | MLB | HOU | 44 | 23 | P | 26 | 9 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 0 | 0 | 0 | 1 | 1 | 10 | 0 | 1 | .111 | .200 | .111 | .311 | .111 | .000 | .333 | 10.00 | 60.00 | 6.00 | 0.00 | |
| 1966 | Houston Astros | NL | MLB | HOU | 44 | 24 | P | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1967 | Houston Astros | NL | MLB | HOU | 44 | 25 | P | 6 | 8 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 1 | 2 | 8 | 1 | 0 | .125 | .125 | .250 | .375 | .125 | .125 | .250 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1968 | Houston Astros | NL | MLB | HOU | 31 | 26 | P | 40 | 10 | 1 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 4 | 10 | 0 | 4 | .400 | .400 | .400 | .800 | .000 | .000 | .800 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1969 | Houston Astros | NL | MLB | HOU | 31 | 27 | P | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1970 | San Diego Padres | NL | MLB | SDN | 46 | 28 | P | 35 | 52 | 3 | 5 | 2 | 0 | 0 | 1 | 0 | 0 | 3 | 29 | 0 | 7 | 0 | 0 | 1 | 7 | 62 | 2 | 3 | .096 | .145 | .135 | .280 | .096 | .039 | .217 | 4.84 | 46.77 | 9.67 | 0.00 | |
| 1971 | San Diego Padres | NL | MLB | SDN | 46 | 29 | P | 19 | 14 | 2 | 3 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 8 | 0 | 2 | 0 | 0 | 0 | 4 | 17 | 1 | 2 | .214 | .267 | .286 | .553 | .143 | .072 | .500 | 5.88 | 47.06 | 8.00 | 0.00 | |
| Tot: | MLB (8 yrs) | MLB | 143 | 100 | 6 | 14 | 4 | 0 | 0 | 5 | 0 | 0 | 5 | 55 | 0 | 9 | 0 | 0 | 3 | 18 | 114 | 4 | 10 | .140 | .181 | .180 | .361 | .090 | .040 | .311 | 4.39 | 48.25 | 11.00 | |||||||
| Tot: | NL (8 yrs) | NL | 143 | 100 | 6 | 14 | 4 | 0 | 0 | 5 | 0 | 0 | 5 | 55 | 0 | 9 | 0 | 0 | 3 | 18 | 114 | 4 | 10 | .140 | .181 | .180 | .361 | .090 | .040 | .311 | 4.39 | 48.25 | 11.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 65 | 34 | 24 | 44 | 24 | 32 | .422 |