| 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 | Chicago Cubs | NL | MLB | CHN | 37 | 24 | 0 | 1 | 4.50 | 3 | 1 | 0 | 0 | 2 | 1 | 0 | 6.0 | 9 | 4 | 3 | 1 | 2 | 3 | 0 | 0 | 0 | 1.83 | 13.50 | 1.50 | 3.00 | 4.50 | 6.00 | 1.50 |
| 1969 | San Diego Padres | NL | MLB | SDN | 46 | 25 | 1 | 2 | 3.59 | 67 | 0 | 0 | 0 | 67 | 35 | 6 | 87.2 | 83 | 38 | 35 | 6 | 41 | 65 | 8 | 2 | 2 | 1.41 | 8.52 | 0.62 | 4.21 | 6.67 | 3.90 | 1.59 |
| 1970 | San Francisco Giants | NL | MLB | SFN | 39 | 26 | 7 | 8 | 5.57 | 45 | 18 | 3 | 0 | 27 | 7 | 2 | 152.0 | 178 | 108 | 94 | 13 | 98 | 117 | 15 | 2 | 7 | 1.82 | 10.54 | 0.77 | 5.80 | 6.93 | 6.39 | 1.19 |
| 1971 | San Francisco Giants | NL | MLB | SFN | 39 | 27 | 3 | 0 | 3.92 | 13 | 7 | 0 | 0 | 6 | 5 | 0 | 43.2 | 37 | 20 | 19 | 5 | 19 | 21 | 0 | 0 | 2 | 1.28 | 7.63 | 1.03 | 3.92 | 4.33 | 4.12 | 1.11 |
| 1972 | San Francisco Giants | NL | MLB | SFN | 41 | 28 | 3 | 4 | 3.99 | 20 | 11 | 2 | 0 | 9 | 1 | 0 | 99.1 | 97 | 49 | 44 | 10 | 37 | 52 | 4 | 1 | 5 | 1.35 | 8.79 | 0.91 | 3.35 | 4.71 | 4.44 | 1.41 |
| Tot: | MLB (5 yrs) | MLB | 14 | 15 | 4.52 | 148 | 37 | 5 | 0 | 49 | 111 | 8 | 388.2 | 404 | 219 | 195 | 35 | 197 | 258 | 27 | 5 | 16 | 1.55 | 9.36 | 0.81 | 4.56 | 5.97 | 5.07 | 1.31 | ||||
| Tot: | NL (5 yrs) | NL | 14 | 15 | 4.52 | 148 | 37 | 5 | 0 | 49 | 111 | 8 | 388.2 | 404 | 219 | 195 | 35 | 197 | 258 | 27 | 5 | 16 | 1.55 | 9.36 | 0.81 | 4.56 | 5.97 | 5.07 | 1.31 | ||||
| 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 |
| 1968 | Chicago Cubs | NL | MLB | CHN | 37 | 24 | P | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | 1.000 | .000 | 1.000 | .000 | .000 | .000 | 100.00 | 0.00 | 0.00 | 0.00 | |
| 1969 | San Diego Padres | NL | MLB | SDN | 46 | 25 | P | 67 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 1 | .200 | .200 | .200 | .400 | .000 | .000 | .500 | 0.00 | 60.00 | 0.00 | 0.00 | |
| 1970 | San Francisco Giants | NL | MLB | SFN | 39 | 26 | P | 48 | 47 | 7 | 11 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 18 | 0 | 3 | 0 | 0 | 0 | 12 | 50 | 1 | 10 | .234 | .234 | .255 | .489 | .021 | .021 | .379 | 0.00 | 36.00 | 0.00 | 0.00 | |
| 1971 | San Francisco Giants | NL | MLB | SFN | 39 | 27 | P | 16 | 13 | 3 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3 | 13 | 0 | 3 | .231 | .231 | .231 | .462 | .000 | .000 | .375 | 0.00 | 38.46 | 0.00 | 0.00 | |
| 1972 | San Francisco Giants | NL | MLB | SFN | 41 | 28 | P | 22 | 35 | 3 | 8 | 1 | 1 | 0 | 5 | 0 | 0 | 1 | 14 | 0 | 0 | 0 | 0 | 0 | 11 | 36 | 2 | 6 | .229 | .250 | .314 | .564 | .114 | .085 | .381 | 2.78 | 38.89 | 14.00 | 0.00 | |
| Tot: | MLB (5 yrs) | MLB | 156 | 100 | 13 | 23 | 2 | 1 | 0 | 8 | 0 | 0 | 2 | 40 | 0 | 3 | 0 | 0 | 0 | 27 | 105 | 3 | 20 | .230 | .245 | .270 | .515 | .060 | .040 | .383 | 1.90 | 38.10 | 20.00 | |||||||
| Tot: | NL (5 yrs) | NL | 156 | 100 | 13 | 23 | 2 | 1 | 0 | 8 | 0 | 0 | 2 | 40 | 0 | 3 | 0 | 0 | 0 | 27 | 105 | 3 | 20 | .230 | .245 | .270 | .515 | .060 | .040 | .383 | 1.90 | 38.10 | 20.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 54 | 33 | 41 | 35 | 41 | 57 | .474 |