| 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 |
| 1972 | Oakland Athletics | AL | MLB | OAK | 33 | 24 | 6 | 6 | 2.93 | 25 | 14 | 1 | 0 | 11 | 3 | 0 | 101.1 | 94 | 34 | 33 | 7 | 31 | 55 | 0 | 0 | 1 | 1.23 | 8.35 | 0.62 | 2.75 | 4.88 | 3.02 | 1.77 |
| 1973 | Oakland Athletics | AL | MLB | OAK | 33 | 25 | 6 | 4 | 4.39 | 16 | 11 | 1 | 0 | 5 | 1 | 0 | 69.2 | 74 | 37 | 34 | 8 | 24 | 34 | 1 | 0 | 1 | 1.41 | 9.56 | 1.03 | 3.10 | 4.39 | 4.78 | 1.42 |
| 1974 | Oakland Athletics | AL | MLB | OAK | 33 | 26 | 7 | 4 | 3.15 | 29 | 18 | 1 | 1 | 11 | 3 | 0 | 117.0 | 104 | 45 | 41 | 10 | 48 | 69 | 2 | 0 | 5 | 1.30 | 8.00 | 0.77 | 3.69 | 5.31 | 3.46 | 1.44 |
| 1975 | Oakland Athletics | AL | MLB | OAK | 33 | 27 | 1 | 2 | 4.04 | 11 | 4 | 0 | 0 | 7 | 4 | 0 | 35.2 | 42 | 19 | 16 | 4 | 18 | 20 | 0 | 0 | 0 | 1.68 | 10.60 | 1.01 | 4.54 | 5.05 | 4.79 | 1.11 |
| 1975 | Chicago White Sox | AL | MLB | CHA | 26 | 27 | 6 | 5 | 2.84 | 30 | 1 | 0 | 0 | 29 | 23 | 6 | 69.2 | 63 | 23 | 22 | 4 | 29 | 51 | 0 | 0 | 0 | 1.32 | 8.14 | 0.52 | 3.75 | 6.59 | 2.97 | 1.76 |
| 1976 | Chicago White Sox | AL | MLB | CHA | 26 | 28 | 6 | 6 | 3.59 | 45 | 1 | 0 | 0 | 44 | 34 | 10 | 90.1 | 81 | 38 | 36 | 4 | 45 | 62 | 3 | 0 | 4 | 1.39 | 8.07 | 0.40 | 4.48 | 6.18 | 3.79 | 1.38 |
| 1977 | Chicago White Sox | AL | MLB | CHA | 26 | 29 | 4 | 5 | 3.61 | 55 | 0 | 0 | 0 | 55 | 21 | 9 | 67.1 | 71 | 33 | 27 | 6 | 33 | 45 | 2 | 0 | 0 | 1.54 | 9.49 | 0.80 | 4.41 | 6.01 | 4.41 | 1.36 |
| 1978 | St. Louis Cardinals | NL | MLB | SLN | 26 | 30 | 0 | 0 | 6.43 | 13 | 0 | 0 | 0 | 13 | 4 | 0 | 14.0 | 16 | 13 | 10 | 5 | 6 | 8 | 0 | 0 | 0 | 1.57 | 10.29 | 3.21 | 3.86 | 5.14 | 8.36 | 1.33 |
| 1978 | Pittsburgh Pirates | NL | MLB | PIT | 30 | 30 | 0 | 2 | 3.42 | 16 | 0 | 0 | 0 | 16 | 4 | 1 | 26.1 | 23 | 16 | 10 | 2 | 12 | 15 | 1 | 0 | 0 | 1.33 | 7.86 | 0.68 | 4.10 | 5.13 | 5.47 | 1.25 |
| 1979 | Oakland Athletics | AL | MLB | OAK | 33 | 31 | 3 | 4 | 3.70 | 40 | 7 | 1 | 0 | 33 | 16 | 5 | 82.2 | 80 | 42 | 34 | 5 | 43 | 52 | 2 | 0 | 1 | 1.49 | 8.71 | 0.54 | 4.68 | 5.66 | 4.57 | 1.21 |
| 1980 | Ogden A's | PCL | AAA | OAK | - | 32 | 0 | 1 | 3.48 | 15 | 1 | 0 | 0 | 14 | 0 | 0 | 31.0 | 32 | 19 | 12 | 1 | 22 | 25 | 3 | 0 | 1 | 1.74 | 9.29 | 0.29 | 6.39 | 7.26 | 5.52 | 1.14 |
| 1980 | Oakland Athletics | AL | MLB | OAK | 33 | 32 | 0 | 3 | 11.40 | 21 | 1 | 0 | 0 | 20 | 3 | 0 | 30.0 | 44 | 39 | 38 | 6 | 28 | 23 | 0 | 1 | 3 | 2.40 | 13.20 | 1.80 | 8.40 | 6.90 | 11.70 | 0.82 |
| 1981 | Tacoma Tigers | PCL | AAA | OAK | - | 33 | 0 | 0 | 7.00 | 4 | 0 | 0 | 0 | 4 | 0 | 0 | 9.0 | 16 | 7 | 7 | 0 | 5 | 5 | 0 | 0 | 0 | 2.33 | 16.00 | 0.00 | 5.00 | 5.00 | 7.00 | 1.00 |
| Tot: | MLB (9 yrs) | MLB | 39 | 41 | 3.85 | 301 | 57 | 4 | 1 | 116 | 244 | 31 | 704.0 | 692 | 339 | 301 | 61 | 317 | 434 | 11 | 1 | 15 | 1.43 | 8.85 | 0.78 | 4.05 | 5.55 | 4.33 | 1.37 | ||||
| Tot: | AL (8 yrs) | AL | 39 | 39 | 3.81 | 272 | 57 | 4 | 1 | 108 | 215 | 30 | 663.2 | 653 | 310 | 281 | 54 | 299 | 411 | 10 | 1 | 15 | 1.43 | 8.86 | 0.73 | 4.05 | 5.57 | 4.20 | 1.37 | ||||
| Tot: | NL (1 yrs) | NL | 0 | 2 | 4.46 | 29 | 0 | 0 | 0 | 8 | 29 | 1 | 40.1 | 39 | 29 | 20 | 7 | 18 | 23 | 1 | 0 | 0 | 1.41 | 8.70 | 1.56 | 4.02 | 5.13 | 6.47 | 1.28 | ||||
| Tot: | Minors (2 yrs) | Minors | 0 | 1 | 4.28 | 19 | 1 | 0 | 0 | 0 | 18 | 0 | 40.0 | 48 | 26 | 19 | 1 | 27 | 30 | 3 | 0 | 1 | 1.88 | 10.80 | 0.22 | 6.08 | 6.75 | 5.85 | 1.11 | ||||
| Tot: | AAA (2 yrs) | AAA | 0 | 1 | 4.28 | 19 | 1 | 0 | 0 | 0 | 18 | 0 | 40.0 | 48 | 26 | 19 | 1 | 27 | 30 | 3 | 0 | 1 | 1.88 | 10.80 | 0.22 | 6.08 | 6.75 | 5.85 | 1.11 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 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 |
| 1972 | Oakland Athletics | Championship Series | Playoffs | 24 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 1972 | Oakland Athletics | World Series | Playoffs | 24 | 0 | 0 | 6.75 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1.1 | 2 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 3.00 | 13.50 | 0.00 | 13.50 | 6.75 | 0.00 | 0.50 |
| Tot: | Playoffs (1 Yrs) | Playoffs | 0 | 0 | 6.75 | 3 | 0 | 0 | 0 | 0 | 3 | 0 | 1.1 | 3 | 0 | 1 | 0 | 3 | 1 | 0 | 0 | 0 | 4.50 | 20.25 | 0.00 | 20.25 | 6.75 | 0.00 | 0.33 |
| 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 |
| 1972 | Oakland Athletics | AL | MLB | OAK | 33 | 24 | P | 25 | 26 | 2 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 12 | 1 | 1 | 0 | 0 | 1 | 5 | 33 | 1 | 3 | .154 | .313 | .192 | .505 | .231 | .038 | .286 | 15.15 | 36.36 | 2.40 | 0.00 | |
| 1978 | St. Louis Cardinals | NL | MLB | SLN | 26 | 30 | P | 13 | 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 | |
| 1978 | Pittsburgh Pirates | NL | MLB | PIT | 30 | 30 | P | 16 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| Tot: | MLB (2 yrs) | MLB | 54 | 33 | 2 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 16 | 1 | 1 | 0 | 0 | 1 | 5 | 40 | 1 | 3 | .121 | .256 | .152 | .408 | .182 | .030 | .235 | 12.50 | 40.00 | 3.20 | |||||||
| Tot: | AL (1 yrs) | AL | 25 | 26 | 2 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 12 | 1 | 1 | 0 | 0 | 1 | 5 | 33 | 1 | 3 | .154 | .313 | .192 | .505 | .231 | .038 | .286 | 15.15 | 36.36 | 2.40 | |||||||
| Tot: | NL (1 yrs) | NL | 29 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 57.14 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 68 | 32 | 48 | 46 | 48 | 58 | .499 |