| 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 | Kansas City Athletics | AL | MLB | KC1 | 33 | 21 | 12 | 1 | 2.06 | 18 | 17 | 5 | 0 | 1 | 1 | 1 | 127.0 | 95 | 32 | 29 | 6 | 47 | 98 | 4 | 0 | 0 | 1.12 | 6.73 | 0.43 | 3.33 | 6.94 | 2.27 | 2.09 |
| 1967 | Kansas City Athletics | AL | MLB | KC1 | 30 | 22 | 12 | 17 | 3.76 | 37 | 34 | 8 | 2 | 3 | 1 | 0 | 222.1 | 200 | 103 | 93 | 21 | 87 | 186 | 7 | 2 | 4 | 1.29 | 8.10 | 0.85 | 3.52 | 7.53 | 4.17 | 2.14 |
| 1968 | Oakland Athletics | AL | MLB | OAK | 30 | 23 | 13 | 13 | 2.28 | 34 | 33 | 12 | 6 | 1 | 0 | 0 | 228.2 | 185 | 63 | 58 | 18 | 55 | 169 | 5 | 0 | 3 | 1.05 | 7.28 | 0.71 | 2.16 | 6.65 | 2.48 | 3.07 |
| 1969 | Oakland Athletics | AL | MLB | OAK | 13 | 24 | 8 | 8 | 3.67 | 26 | 19 | 3 | 1 | 7 | 2 | 0 | 115.1 | 112 | 53 | 47 | 17 | 30 | 75 | 3 | 0 | 2 | 1.23 | 8.74 | 1.33 | 2.34 | 5.85 | 4.14 | 2.50 |
| 1970 | Atlanta Braves | NL | MLB | ATL | 23 | 25 | 13 | 9 | 4.07 | 34 | 33 | 6 | 2 | 1 | 0 | 0 | 212.1 | 211 | 105 | 96 | 22 | 90 | 153 | 3 | 1 | 5 | 1.42 | 8.94 | 0.93 | 3.81 | 6.49 | 4.45 | 1.70 |
| 1971 | Atlanta Braves | NL | MLB | ATL | 23 | 26 | 9 | 7 | 4.94 | 32 | 19 | 2 | 0 | 13 | 7 | 2 | 133.0 | 166 | 81 | 73 | 17 | 50 | 65 | 4 | 1 | 0 | 1.62 | 11.23 | 1.15 | 3.38 | 4.40 | 5.48 | 1.30 |
| 1972 | Atlanta Braves | NL | MLB | ATL | 23 | 27 | 1 | 1 | 5.46 | 11 | 4 | 0 | 0 | 7 | 4 | 1 | 31.1 | 35 | 20 | 19 | 2 | 25 | 10 | 6 | 0 | 0 | 1.91 | 10.05 | 0.57 | 7.18 | 2.87 | 5.74 | 0.40 |
| 1972 | Philadelphia Phillies | NL | MLB | PHI | 42 | 27 | 0 | 8 | 6.27 | 9 | 8 | 0 | 0 | 1 | 0 | 0 | 37.1 | 46 | 33 | 26 | 5 | 17 | 15 | 3 | 0 | 3 | 1.69 | 11.09 | 1.21 | 4.10 | 3.62 | 7.96 | 0.88 |
| Tot: | MLB (7 yrs) | MLB | 68 | 64 | 3.58 | 201 | 167 | 36 | 11 | 15 | 34 | 4 | 1107.1 | 1050 | 490 | 441 | 108 | 401 | 771 | 35 | 4 | 17 | 1.31 | 8.53 | 0.88 | 3.26 | 6.27 | 3.98 | 1.92 | ||||
| Tot: | AL (4 yrs) | AL | 45 | 39 | 2.95 | 115 | 103 | 28 | 9 | 4 | 12 | 1 | 693.1 | 592 | 251 | 227 | 62 | 219 | 528 | 19 | 2 | 9 | 1.17 | 7.68 | 0.80 | 2.84 | 6.85 | 3.26 | 2.41 | ||||
| Tot: | NL (3 yrs) | NL | 23 | 25 | 4.65 | 86 | 64 | 8 | 2 | 11 | 22 | 3 | 414.0 | 458 | 239 | 214 | 46 | 182 | 243 | 16 | 2 | 8 | 1.55 | 9.96 | 1.00 | 3.96 | 5.28 | 5.20 | 1.34 | ||||
| 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 |
| 1966 | Kansas City Athletics | AL | MLB | KC1 | 33 | 21 | P | 18 | 49 | 2 | 5 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 26 | 0 | 3 | 0 | 0 | 0 | 8 | 52 | 3 | 2 | .102 | .102 | .163 | .265 | .061 | .061 | .217 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1967 | Kansas City Athletics | AL | MLB | KC1 | 30 | 22 | P | 37 | 70 | 0 | 7 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 42 | 0 | 3 | 1 | 0 | 0 | 7 | 78 | 0 | 7 | .100 | .147 | .100 | .247 | .057 | .000 | .241 | 5.13 | 53.85 | 10.50 | 0.00 | |
| 1968 | Oakland Athletics | AL | MLB | OAK | 30 | 23 | P | 34 | 74 | 4 | 5 | 1 | 0 | 2 | 6 | 0 | 0 | 1 | 50 | 0 | 6 | 0 | 0 | 0 | 12 | 81 | 3 | 2 | .068 | .080 | .162 | .242 | .108 | .094 | .136 | 1.23 | 61.73 | 50.00 | 37.00 | |
| 1969 | Oakland Athletics | AL | MLB | OAK | 13 | 24 | P | 26 | 36 | 0 | 4 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 19 | 0 | 3 | 0 | 0 | 0 | 6 | 40 | 1 | 3 | .111 | .135 | .167 | .302 | .083 | .056 | .235 | 2.50 | 47.50 | 19.00 | 0.00 | |
| 1970 | Atlanta Braves | NL | MLB | ATL | 23 | 25 | P | 34 | 80 | 5 | 7 | 1 | 0 | 2 | 3 | 0 | 0 | 2 | 38 | 0 | 3 | 0 | 0 | 1 | 14 | 85 | 3 | 4 | .088 | .110 | .175 | .285 | .113 | .087 | .125 | 2.35 | 44.71 | 19.00 | 40.00 | |
| 1971 | Atlanta Braves | NL | MLB | ATL | 23 | 26 | P | 33 | 47 | 4 | 7 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 1 | 8 | 47 | 1 | 6 | .149 | .149 | .170 | .319 | .021 | .021 | .241 | 0.00 | 38.30 | 0.00 | 0.00 | |
| 1972 | Atlanta Braves | NL | MLB | ATL | 23 | 27 | P-P | 11 | 9 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 9 | 0 | 2 | .222 | .222 | .222 | .444 | .000 | .000 | .400 | 0.00 | 44.44 | 0.00 | 0.00 | |
| 1972 | Philadelphia Phillies | NL | MLB | PHI | 42 | 27 | P | 9 | 10 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 11 | 0 | 1 | .100 | .182 | .100 | .282 | .100 | .000 | .125 | 9.09 | 18.18 | 2.00 | 0.00 | |
| Tot: | MLB (7 yrs) | MLB | 202 | 375 | 16 | 38 | 6 | 1 | 4 | 21 | 0 | 0 | 9 | 199 | 0 | 18 | 1 | 0 | 2 | 58 | 403 | 11 | 27 | .101 | .122 | .155 | .277 | .077 | .053 | .197 | 2.23 | 49.38 | 22.11 | 93.75 | ||||||
| Tot: | AL (4 yrs) | AL | 115 | 229 | 6 | 21 | 4 | 1 | 2 | 15 | 0 | 0 | 6 | 137 | 0 | 15 | 1 | 0 | 0 | 33 | 251 | 7 | 14 | .092 | .114 | .144 | .259 | .079 | .052 | .209 | 2.39 | 54.58 | 22.83 | 114.50 | ||||||
| Tot: | NL (3 yrs) | NL | 87 | 146 | 10 | 17 | 2 | 0 | 2 | 6 | 0 | 0 | 3 | 62 | 0 | 3 | 0 | 0 | 2 | 25 | 152 | 4 | 13 | .116 | .134 | .171 | .305 | .075 | .055 | .183 | 1.97 | 40.79 | 20.67 | 73.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 58 | 50 | 46 | 57 | 46 | 78 | .464 |