| 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 |
| 1966 | Houston Astros | NL | MLB | HOU | 23 | 21 | 1 | 0 | 3.00 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 6.0 | 5 | 2 | 2 | 1 | 1 | 7 | 0 | 0 | 0 | 1.00 | 7.50 | 1.50 | 1.50 | 10.50 | 3.00 | 7.00 |
| 1967 | Houston Astros | NL | MLB | HOU | 23,40 | 22 | 10 | 9 | 2.79 | 31 | 28 | 7 | 3 | 3 | 0 | 0 | 184.0 | 141 | 67 | 57 | 10 | 69 | 159 | 10 | 3 | 7 | 1.14 | 6.90 | 0.49 | 3.38 | 7.78 | 3.28 | 2.30 |
| 1968 | Houston Astros | NL | MLB | HOU | 40 | 23 | 13 | 16 | 3.28 | 33 | 30 | 9 | 3 | 3 | 3 | 0 | 208.2 | 187 | 85 | 76 | 9 | 70 | 175 | 9 | 1 | 4 | 1.23 | 8.07 | 0.39 | 3.02 | 7.55 | 3.67 | 2.50 |
| 1969 | Houston Astros | NL | MLB | HOU | 40 | 24 | 16 | 12 | 4.00 | 34 | 34 | 13 | 1 | 0 | 0 | 0 | 225.0 | 210 | 119 | 100 | 16 | 97 | 235 | 16 | 3 | 9 | 1.36 | 8.40 | 0.64 | 3.88 | 9.40 | 4.76 | 2.42 |
| 1970 | Houston Astros | NL | MLB | HOU | 40 | 25 | 11 | 6 | 3.91 | 29 | 27 | 3 | 0 | 2 | 1 | 0 | 184.1 | 188 | 92 | 80 | 15 | 66 | 94 | 15 | 1 | 7 | 1.38 | 9.18 | 0.73 | 3.22 | 4.59 | 4.49 | 1.42 |
| 1971 | Houston Astros | NL | MLB | HOU | 40 | 26 | 16 | 10 | 2.45 | 35 | 34 | 18 | 3 | 1 | 0 | 0 | 268.0 | 195 | 80 | 73 | 15 | 79 | 180 | 5 | 0 | 7 | 1.02 | 6.55 | 0.50 | 2.65 | 6.04 | 2.69 | 2.28 |
| 1972 | Houston Astros | NL | MLB | HOU | 40 | 27 | 15 | 10 | 2.68 | 33 | 33 | 13 | 3 | 0 | 0 | 0 | 228.1 | 196 | 79 | 68 | 16 | 66 | 172 | 11 | 0 | 2 | 1.15 | 7.73 | 0.63 | 2.60 | 6.78 | 3.11 | 2.61 |
| 1973 | Houston Astros | NL | MLB | HOU | 40 | 28 | 11 | 16 | 3.20 | 37 | 32 | 10 | 3 | 5 | 4 | 2 | 239.1 | 187 | 94 | 85 | 21 | 92 | 149 | 7 | 1 | 7 | 1.17 | 7.03 | 0.79 | 3.46 | 5.60 | 3.53 | 1.62 |
| 1974 | Houston Astros | NL | MLB | HOU | 40 | 29 | 11 | 13 | 3.08 | 33 | 27 | 5 | 4 | 6 | 2 | 0 | 204.2 | 170 | 80 | 70 | 16 | 100 | 112 | 4 | 1 | 4 | 1.32 | 7.48 | 0.70 | 4.40 | 4.93 | 3.52 | 1.12 |
| Tot: | MLB (9 yrs) | MLB | 104 | 92 | 3.15 | 266 | 245 | 78 | 20 | 10 | 21 | 2 | 1748.1 | 1479 | 698 | 611 | 119 | 640 | 1283 | 77 | 10 | 47 | 1.21 | 7.61 | 0.61 | 3.29 | 6.60 | 3.59 | 2.00 | ||||
| Tot: | NL (9 yrs) | NL | 104 | 92 | 3.15 | 266 | 245 | 78 | 20 | 10 | 21 | 2 | 1748.1 | 1479 | 698 | 611 | 119 | 640 | 1283 | 77 | 10 | 47 | 1.21 | 7.61 | 0.61 | 3.29 | 6.60 | 3.59 | 2.00 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | category | 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 |
| 1971 | National League | Major League Baseball | AllStar | 26 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 2.0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0.50 | 0.00 | 0.00 | 4.50 | 9.00 | 0.00 | 2.00 |
| Tot: | AllStar (1 Yrs) | AllStar | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 2.0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0.50 | 0.00 | 0.00 | 4.50 | 9.00 | 0.00 | 2.00 |
| 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 |
| 1966 | Houston Astros | NL | MLB | HOU | 23 | 21 | P | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 0 | .500 | .500 | 1.000 | 1.500 | .500 | .500 | .500 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1967 | Houston Astros | NL | MLB | HOU | 23,40 | 22 | P | 31 | 66 | 1 | 6 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 27 | 3 | 2 | 0 | 0 | 0 | 7 | 72 | 1 | 5 | .091 | .143 | .106 | .249 | .030 | .015 | .154 | 1.39 | 37.50 | 27.00 | 0.00 | |
| 1968 | Houston Astros | NL | MLB | HOU | 40 | 23 | P | 34 | 70 | 7 | 15 | 2 | 0 | 1 | 6 | 0 | 0 | 1 | 16 | 1 | 6 | 0 | 0 | 2 | 20 | 78 | 3 | 12 | .214 | .236 | .286 | .522 | .086 | .072 | .264 | 1.28 | 20.51 | 16.00 | 70.00 | |
| 1969 | Houston Astros | NL | MLB | HOU | 40 | 24 | P | 34 | 81 | 7 | 8 | 2 | 0 | 0 | 5 | 0 | 0 | 3 | 36 | 4 | 2 | 2 | 0 | 0 | 10 | 92 | 2 | 6 | .099 | .167 | .123 | .290 | .062 | .024 | .170 | 3.26 | 39.13 | 12.00 | 0.00 | |
| 1970 | Houston Astros | NL | MLB | HOU | 40 | 25 | P | 30 | 69 | 1 | 8 | 2 | 0 | 0 | 4 | 0 | 0 | 0 | 28 | 1 | 3 | 0 | 0 | 3 | 10 | 73 | 2 | 6 | .116 | .129 | .145 | .274 | .029 | .029 | .195 | 0.00 | 38.36 | 0.00 | 0.00 | |
| 1971 | Houston Astros | NL | MLB | HOU | 40 | 26 | P | 35 | 91 | 5 | 14 | 1 | 0 | 0 | 7 | 0 | 0 | 1 | 37 | 2 | 6 | 0 | 0 | 2 | 15 | 100 | 1 | 13 | .154 | .181 | .165 | .346 | .022 | .011 | .259 | 1.00 | 37.00 | 37.00 | 0.00 | |
| 1972 | Houston Astros | NL | MLB | HOU | 40 | 27 | P | 33 | 76 | 5 | 8 | 0 | 1 | 0 | 2 | 0 | 0 | 2 | 35 | 0 | 8 | 0 | 0 | 2 | 10 | 86 | 1 | 7 | .105 | .128 | .132 | .260 | .053 | .027 | .195 | 2.33 | 40.70 | 17.50 | 0.00 | |
| 1973 | Houston Astros | NL | MLB | HOU | 40 | 28 | P | 37 | 79 | 4 | 14 | 4 | 0 | 0 | 5 | 0 | 0 | 1 | 32 | 0 | 6 | 0 | 0 | 1 | 18 | 86 | 4 | 10 | .177 | .188 | .228 | .416 | .063 | .051 | .298 | 1.16 | 37.21 | 32.00 | 0.00 | |
| 1974 | Houston Astros | NL | MLB | HOU | 40 | 29 | P | 33 | 63 | 6 | 13 | 5 | 0 | 0 | 5 | 0 | 0 | 0 | 19 | 2 | 9 | 1 | 0 | 2 | 18 | 75 | 5 | 8 | .206 | .227 | .286 | .513 | .079 | .080 | .289 | 0.00 | 25.33 | 0.00 | 0.00 | |
| Tot: | MLB (9 yrs) | MLB | 268 | 597 | 36 | 87 | 18 | 1 | 1 | 35 | 0 | 0 | 9 | 230 | 13 | 42 | 3 | 0 | 12 | 110 | 664 | 20 | 67 | .146 | .175 | .184 | .359 | .054 | .039 | .233 | 1.36 | 34.64 | 25.56 | 597.00 | ||||||
| Tot: | NL (9 yrs) | NL | 268 | 597 | 36 | 87 | 18 | 1 | 1 | 35 | 0 | 0 | 9 | 230 | 13 | 42 | 3 | 0 | 12 | 110 | 664 | 20 | 67 | .146 | .175 | .184 | .359 | .054 | .039 | .233 | 1.36 | 34.64 | 25.56 | 597.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | category | age | 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 |
| 1971 | National League | Major League Baseball | AllStar | 26 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 |
| Tot: | AllStar (1 Yrs) | AllStar | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 71 | 52 | 71 | 66 | 71 | 84 | .482 |