| year | team | league | level | age | pos | g | gs | inn | po | a | e | dp | tc | tsc | sb | cs | sb% | fpct | rfg | rfi | rf9i | tm share | pl share | tm rank |
| 1963 | Houston Colt 45s | NL | MLB | 22 | C | 115 | 0 | 963.2 | 690 | 81 | 23 | 7 | 794 | 771 | 0 | 0 | .971 | 6.7 | 0.80 | 7.20 | 71.0 | 89.8 | 1 | |
| 1964 | Houston Colt 45s | NL | MLB | 23 | C | 72 | 0 | 580.2 | 400 | 43 | 6 | 4 | 449 | 443 | 0 | 0 | .987 | 6.2 | 0.76 | 6.84 | 44.4 | 97.3 | 2 | |
| 1965 | Houston Astros | NL | MLB | 24 | C | 39 | 0 | 347.1 | 234 | 26 | 4 | 3 | 264 | 260 | 0 | 0 | .985 | 6.7 | 0.75 | 6.75 | 24.1 | 86.7 | 2 | |
| 1966 | Houston Astros | NL | MLB | 25 | C | 121 | 0 | 1,023.0 | 731 | 63 | 15 | 14 | 809 | 794 | 0 | 0 | .981 | 6.6 | 0.78 | 7.02 | 74.7 | 92.4 | 1 | |
| 1967 | Houston Astros | NL | MLB | 26 | C | 71 | 0 | 604.2 | 483 | 46 | 6 | 5 | 535 | 529 | 0 | 0 | .989 | 7.5 | 0.88 | 7.92 | 43.8 | 93.4 | 1 | |
| 1968 | Houston Astros | NL | MLB | 27 | C | 108 | 0 | 881.0 | 690 | 49 | 11 | 6 | 750 | 739 | 0 | 0 | .985 | 6.8 | 0.84 | 7.56 | 66.7 | 97.3 | 1 | |
| 1969 | Montreal Expos | NL | MLB | 28 | C | 66 | 0 | 544.1 | 433 | 26 | 7 | 5 | 466 | 459 | 36 | 13 | 0.7347 | .985 | 7.0 | 0.84 | 7.56 | 40.7 | 89.2 | 2 |
| 1970 | Montreal Expos | NL | MLB | 29 | C | 137 | 0 | 1,181.0 | 824 | 62 | 15 | 19 | 901 | 886 | 0 | 0 | .983 | 6.5 | 0.75 | 6.75 | 84.6 | 98.6 | 1 | |
| 1971 | Montreal Expos | NL | MLB | 30 | C | 137 | 0 | 1,139.0 | 726 | 56 | 12 | 12 | 794 | 782 | 0 | 0 | .985 | 5.7 | 0.69 | 6.21 | 85.1 | 98.6 | 1 | |
| 1972 | Philadelphia Phillies | NL | MLB | 31 | C | 80 | 0 | 627.0 | 447 | 38 | 14 | 6 | 499 | 485 | 43 | 23 | 0.6515 | .972 | 6.1 | 0.77 | 6.93 | 51.3 | 97.6 | 1 |
| 1972 | Montreal Expos | NL | MLB | 31 | C | 7 | 0 | 49.0 | 28 | 1 | 0 | 0 | 29 | 29 | 1 | 0 | 1 | 1.000 | 4.1 | 0.59 | 5.31 | 4.5 | 38.9 | 4 |
| Tot: | MLB (10 yrs) | MLB | C | 953 | 0 | 7,938.8 | 5686 | 491 | 113 | 81 | 6290 | 6177 | 80 | 36 | 0.6897 | .982 | 6.5 | 0.78 | 7.00 |
| year | category | pos P | pos C | pos 1B | pos 2B | pos 3B | pos SS | pos LF | pos CF | pos RF | pos OF | pos DH |
| 1963 | MLB | - | 115 | - | - | - | - | - | - | - | - | - |
| 1964 | MLB | - | 72 | - | - | - | - | - | - | - | - | - |
| 1965 | MLB | - | 39 | - | - | - | - | - | - | - | - | - |
| 1966 | MLB | - | 121 | - | - | - | - | - | - | - | - | - |
| 1967 | MLB | - | 71 | - | - | - | - | - | - | - | - | - |
| 1968 | MLB | - | 108 | - | - | - | - | - | - | - | - | - |
| 1969 | MLB | - | 66 | - | - | - | - | - | - | - | - | - |
| 1970 | MLB | - | 137 | - | - | - | - | - | - | - | - | - |
| 1971 | MLB | - | 137 | - | - | - | - | - | - | - | - | - |
| 1972 | MLB | - | 87 | - | - | - | - | - | - | - | - | - |