| 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 |
| 1971 | San Francisco Giants | NL | MLB | SFN | 16 | 22 | C | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1972 | San Francisco Giants | NL | MLB | SFN | 14 | 23 | C | 96 | 133 | 459 | 44 | 119 | 14 | 1 | 6 | 41 | 1 | 2 | 29 | 31 | 3 | 1 | 2 | 4 | 12 | 153 | 494 | 21 | 98 | .259 | .306 | .333 | .639 | .135 | .074 | .267 | 5.87 | 6.28 | 1.07 | 76.50 |
| 1973 | San Francisco Giants | NL | MLB | SFN | 16 | 24 | C | 92 | 148 | 462 | 59 | 106 | 15 | 4 | 9 | 41 | 0 | 0 | 63 | 22 | 6 | 4 | 5 | 23 | 17 | 156 | 540 | 28 | 78 | .229 | .326 | .338 | .664 | .245 | .109 | .222 | 11.67 | 4.07 | 0.35 | 51.33 |
| 1974 | San Francisco Giants | NL | MLB | SFN | 12 | 25 | C | 102 | 113 | 323 | 26 | 94 | 16 | 2 | 1 | 26 | 1 | 0 | 31 | 21 | 0 | 5 | 2 | 9 | 9 | 117 | 361 | 19 | 75 | .291 | .351 | .362 | .713 | .170 | .071 | .307 | 8.59 | 5.82 | 0.68 | 323.00 |
| 1975 | San Francisco Giants | NL | MLB | SFN | 14 | 26 | C | 105 | 98 | 292 | 39 | 85 | 15 | 0 | 5 | 31 | 1 | 0 | 32 | 30 | 1 | 0 | 3 | 12 | 9 | 115 | 328 | 20 | 65 | .291 | .360 | .394 | .754 | .216 | .103 | .308 | 9.76 | 9.15 | 0.94 | 58.40 |
| 1976 | San Francisco Giants | NL | MLB | SFN | 14 | 27 | C | 97 | 88 | 255 | 25 | 67 | 15 | 0 | 1 | 22 | 2 | 0 | 27 | 21 | 0 | 1 | 1 | 8 | 12 | 85 | 284 | 16 | 51 | .263 | .332 | .333 | .665 | .184 | .070 | .282 | 9.51 | 7.39 | 0.78 | 255.00 |
| 1977 | St. Louis Cardinals | NL | MLB | SLN | 14 | 28 | C | 94* | 66 | 114 | 15 | 30 | 7 | 1 | 1 | 16 | 1 | 0 | 9 | 10 | 0 | 3 | 3 | 0 | 0 | 42 | 129 | 9 | 21 | .263 | .310 | .368 | .678 | .193 | .105 | .274 | 6.98 | 7.75 | 1.11 | 114.00 |
| 1978 | Chicago Cubs | NL | MLB | CHN | 8 | 29 | C | 82 | 116 | 305 | 29 | 62 | 13 | 3 | 3 | 36 | 1 | 1 | 34 | 26 | 1 | 3 | 5 | 7 | 13 | 90 | 348 | 19 | 43 | .203 | .281 | .295 | .576 | .203 | .092 | .210 | 9.77 | 7.47 | 0.76 | 101.67 |
| 1979 | Philadelphia Phillies | NL | MLB | PHI | 6 | 30 | C | 31 | 54 | 3 | 11 | 1 | 1 | 1 | 5 | 0 | 0 | 6 | 7 | 0 | 2 | 0 | 0 | 3 | 17 | 62 | 3 | 8 | .204 | .283 | .315 | .598 | .222 | .111 | .217 | 9.68 | 11.29 | 1.17 | 54.00 | |
| 1980 | Boston Red Sox | AL | MLB | BOS | 15 | 31 | C | 120* | 50 | 137 | 14 | 45 | 11 | 0 | 3 | 17 | 1 | 1 | 14 | 12 | 0 | 0 | 1 | 1 | 4 | 65 | 152 | 14 | 31 | .328 | .388 | .474 | .862 | .248 | .146 | .341 | 9.21 | 7.89 | 0.86 | 45.67 |
| Tot: | MLB (10 yrs) | MLB | 846 | 2405 | 254 | 619 | 107 | 12 | 30 | 235 | 8 | 4 | 245 | 180 | 11 | 19 | 22 | 64 | 79 | 840 | 2702 | 149 | 470 | .257 | .326 | .349 | .675 | .195 | .092 | .266 | 9.07 | 6.66 | 0.73 | 80.17 | ||||||
| Tot: | AL (1 yrs) | AL | 50 | 137 | 14 | 45 | 11 | 0 | 3 | 17 | 1 | 1 | 14 | 12 | 0 | 0 | 1 | 1 | 4 | 65 | 152 | 14 | 31 | .328 | .388 | .474 | .863 | .248 | .146 | .341 | 9.21 | 7.89 | 0.86 | 45.67 | ||||||
| Tot: | NL (9 yrs) | NL | 796 | 2268 | 240 | 574 | 96 | 12 | 27 | 218 | 7 | 3 | 231 | 168 | 11 | 19 | 21 | 63 | 75 | 775 | 2550 | 135 | 439 | .253 | .322 | .342 | .664 | .192 | .089 | .261 | 9.06 | 6.59 | 0.73 | 84.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Speed | Power | Contact | Xtra | Rbis | Runs | Hitting | Durability | Team Success |
| 46 | 50 | 87 | 53 | 53 | 34 | 62 | 53 | .498 |