| 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 |
| 1965 | Chicago White Sox | AL | MLB | CHA | 23 | 27 | 5 | 2 | 3.15 | 51 | 0 | 0 | 0 | 51 | 14 | 2 | 91.1 | 71 | 36 | 32 | 6 | 30 | 69 | 1 | 0 | 2 | 1.11 | 7.00 | 0.59 | 2.96 | 6.80 | 3.55 | 2.30 |
| 1966 | Chicago White Sox | AL | MLB | CHA | 23 | 28 | 9 | 8 | 2.46 | 56 | 0 | 0 | 0 | 56 | 35 | 12 | 95.0 | 73 | 32 | 26 | 2 | 23 | 70 | 0 | 0 | 5 | 1.01 | 6.92 | 0.19 | 2.18 | 6.63 | 3.03 | 3.04 |
| 1967 | Chicago White Sox | AL | MLB | CHA | 23 | 29 | 7 | 5 | 2.09 | 77 | 0 | 0 | 0 | 77 | 47 | 20 | 124.2 | 102 | 34 | 29 | 5 | 23 | 80 | 7 | 1 | 10 | 1.00 | 7.36 | 0.36 | 1.66 | 5.78 | 2.45 | 3.48 |
| 1968 | Chicago White Sox | AL | MLB | CHA | 23 | 30 | 5 | 4 | 2.29 | 70 | 0 | 0 | 0 | 70 | 32 | 10 | 90.1 | 78 | 27 | 23 | 4 | 27 | 62 | 3 | 0 | 1 | 1.16 | 7.77 | 0.40 | 2.69 | 6.18 | 2.69 | 2.30 |
| 1969 | Chicago White Sox | AL | MLB | CHA | 23 | 31 | 2 | 3 | 6.55 | 17 | 0 | 0 | 0 | 17 | 9 | 4 | 22.0 | 26 | 18 | 16 | 6 | 6 | 15 | 1 | 1 | 0 | 1.45 | 10.64 | 2.45 | 2.45 | 6.14 | 7.36 | 2.50 |
| 1969 | Seattle Pilots | AL | MLB | SE1 | 27 | 31 | 3 | 3 | 2.18 | 51 | 0 | 0 | 0 | 51 | 21 | 6 | 78.1 | 69 | 29 | 19 | 3 | 26 | 46 | 3 | 1 | 3 | 1.21 | 7.93 | 0.34 | 2.99 | 5.29 | 3.33 | 1.77 |
| 1970 | Milwaukee Brewers | AL | MLB | MIL | 23 | 32 | 0 | 1 | 3.41 | 28 | 0 | 0 | 0 | 28 | 16 | 3 | 31.2 | 37 | 18 | 12 | 1 | 10 | 19 | 1 | 0 | 5 | 1.48 | 10.52 | 0.28 | 2.84 | 5.40 | 5.12 | 1.90 |
| 1970 | Oakland Athletics | AL | MLB | OAK | 36 | 32 | 3 | 3 | 2.88 | 38 | 0 | 0 | 0 | 38 | 16 | 4 | 56.1 | 49 | 21 | 18 | 1 | 19 | 33 | 4 | 0 | 1 | 1.21 | 7.83 | 0.16 | 3.04 | 5.27 | 3.36 | 1.74 |
| 1971 | Oakland Athletics | AL | MLB | OAK | 36 | 33 | 7 | 2 | 2.86 | 47 | 0 | 0 | 0 | 47 | 22 | 6 | 72.1 | 68 | 28 | 23 | 3 | 19 | 46 | 3 | 1 | 1 | 1.20 | 8.46 | 0.37 | 2.36 | 5.72 | 3.48 | 2.42 |
| 1972 | Oakland Athletics | AL | MLB | OAK | 36 | 34 | 6 | 1 | 2.65 | 56 | 0 | 0 | 0 | 56 | 29 | 10 | 78.0 | 69 | 25 | 23 | 1 | 16 | 47 | 6 | 0 | 2 | 1.09 | 7.96 | 0.12 | 1.85 | 5.42 | 2.88 | 2.94 |
| 1973 | Chicago Cubs | NL | MLB | CHN | 36 | 35 | 10 | 6 | 2.54 | 63 | 0 | 0 | 0 | 63 | 43 | 18 | 106.1 | 96 | 40 | 30 | 6 | 42 | 76 | 7 | 0 | 4 | 1.30 | 8.13 | 0.51 | 3.55 | 6.43 | 3.39 | 1.81 |
| 1975 | Chicago Cubs | NL | MLB | CHN | 36 | 37 | 0 | 1 | 4.96 | 22 | 0 | 0 | 0 | 22 | 4 | 0 | 32.2 | 38 | 21 | 18 | 3 | 16 | 14 | 1 | 1 | 2 | 1.65 | 10.47 | 0.83 | 4.41 | 3.86 | 5.79 | 0.88 |
| Tot: | MLB (10 yrs) | MLB | 57 | 39 | 2.75 | 576 | 0 | 0 | 0 | 288 | 576 | 95 | 879.0 | 776 | 329 | 269 | 41 | 257 | 577 | 37 | 5 | 36 | 1.18 | 7.95 | 0.42 | 2.63 | 5.91 | 3.37 | 2.25 | ||||
| Tot: | AL (8 yrs) | AL | 47 | 32 | 2.69 | 491 | 0 | 0 | 0 | 241 | 491 | 77 | 740.0 | 642 | 268 | 221 | 32 | 199 | 487 | 29 | 4 | 30 | 1.14 | 7.81 | 0.39 | 2.42 | 5.92 | 3.26 | 2.45 | ||||
| Tot: | NL (2 yrs) | NL | 10 | 7 | 3.11 | 85 | 0 | 0 | 0 | 47 | 85 | 18 | 139.0 | 134 | 61 | 48 | 9 | 58 | 90 | 8 | 1 | 6 | 1.38 | 8.68 | 0.58 | 3.76 | 5.83 | 3.95 | 1.55 | ||||
| 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 | Oakland Athletics | Championship Series | Playoffs | 33 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 3.00 | 0.00 | 0.00 | 27.00 | 0.00 | 0.00 | 0.00 |
| 1972 | Oakland Athletics | Championship Series | Playoffs | 34 | 0 | 0 | 13.50 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2.0 | 4 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 2.00 | 18.00 | 0.00 | 0.00 | 4.50 | 0.00 | 0.00 |
| 1972 | Oakland Athletics | World Series | Playoffs | 34 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 | 27.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Tot: | Playoffs (2 Yrs) | Playoffs | 0 | 0 | 9.00 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 3.0 | 5 | 0 | 3 | 0 | 2 | 1 | 0 | 0 | 0 | 2.33 | 15.00 | 0.00 | 6.00 | 3.00 | 0.00 | 0.50 |
| 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 |
| 1965 | Chicago White Sox | AL | MLB | CHA | 23 | 27 | P | 51 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 92.86 | 0.00 | 0.00 | |
| 1966 | Chicago White Sox | AL | MLB | CHA | 23 | 28 | P | 56 | 16 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 4 | 18 | 0 | 4 | .250 | .333 | .250 | .583 | .125 | .000 | .444 | 11.11 | 38.89 | 3.50 | 0.00 | |
| 1967 | Chicago White Sox | AL | MLB | CHA | 23 | 29 | P | 77 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 54.55 | 0.00 | 0.00 | |
| 1968 | Chicago White Sox | AL | MLB | CHA | 23 | 30 | P | 70 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | .000 | .111 | .000 | .111 | .000 | .000 | .000 | 0.00 | 55.56 | 0.00 | 0.00 | |
| 1969 | Chicago White Sox | AL | MLB | CHA | 23 | 31 | P | 17 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 | |
| 1969 | Seattle Pilots | AL | MLB | SE1 | 27 | 31 | P | 51 | 12 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 | 0 | 0 | 0 | 0 | 0 | 1 | 13 | 0 | 1 | .083 | .154 | .083 | .237 | .083 | .000 | .250 | 7.69 | 61.54 | 8.00 | 0.00 | |
| 1970 | Milwaukee Brewers | AL | MLB | MIL | 23 | 32 | P | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1970 | Oakland Athletics | AL | MLB | OAK | 36 | 32 | P | 38 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 1 | .167 | .167 | .167 | .334 | .000 | .000 | .500 | 0.00 | 66.67 | 0.00 | 0.00 | |
| 1971 | Oakland Athletics | AL | MLB | OAK | 36 | 33 | P | 47 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | .000 | .143 | .000 | .143 | .167 | .000 | .000 | 14.29 | 57.14 | 4.00 | 0.00 | |
| 1972 | Oakland Athletics | AL | MLB | OAK | 36 | 34 | P | 56 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | .000 | .333 | .000 | .333 | .500 | .000 | .000 | 33.33 | 44.44 | 1.33 | 0.00 | |
| 1973 | Chicago Cubs | NL | MLB | CHN | 36 | 35 | P | 63 | 15 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 9 | 0 | 1 | 0 | 0 | 0 | 1 | 16 | 0 | 1 | .067 | .067 | .067 | .134 | .067 | .000 | .167 | 0.00 | 56.25 | 0.00 | 0.00 | |
| Tot: | MLB (9 yrs) | MLB | 554 | 95 | 5 | 7 | 0 | 0 | 0 | 0 | 1 | 0 | 7 | 61 | 1 | 2 | 0 | 0 | 0 | 7 | 105 | 0 | 7 | .074 | .146 | .074 | .219 | .084 | .000 | .206 | 6.67 | 58.10 | 8.71 | |||||||
| Tot: | AL (8 yrs) | AL | 491 | 80 | 5 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 52 | 1 | 1 | 0 | 0 | 0 | 6 | 89 | 0 | 6 | .075 | .159 | .075 | .234 | .088 | .000 | .214 | 7.87 | 58.43 | 7.43 | |||||||
| Tot: | NL (1 yrs) | NL | 63 | 15 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 9 | 0 | 1 | 0 | 0 | 0 | 1 | 16 | 0 | 1 | .067 | .067 | .067 | .133 | .067 | .000 | .167 | 0.00 | 56.25 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 57 | 69 | 61 | 73 | 61 | 91 | .499 |