| 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 |
| 1974 | Chicago Cubs | NL | MLB | CHN | 39 | 26 | 4 | 2 | 3.89 | 43 | 6 | 0 | 0 | 37 | 9 | 3 | 88.0 | 82 | 45 | 38 | 7 | 41 | 42 | 2 | 2 | 3 | 1.40 | 8.39 | 0.72 | 4.19 | 4.30 | 4.60 | 1.02 |
| 1975 | Oakland Athletics | AL | MLB | OAK | 22 | 27 | 8 | 3 | 2.29 | 58 | 0 | 0 | 0 | 58 | 31 | 12 | 122.0 | 104 | 40 | 31 | 4 | 33 | 50 | 5 | 0 | 3 | 1.12 | 7.67 | 0.30 | 2.43 | 3.69 | 2.95 | 1.52 |
| 1976 | Oakland Athletics | AL | MLB | OAK | 22 | 28 | 7 | 8 | 3.81 | 49 | 0 | 0 | 0 | 49 | 22 | 4 | 82.2 | 87 | 43 | 35 | 6 | 34 | 22 | 3 | 0 | 6 | 1.46 | 9.47 | 0.65 | 3.70 | 2.40 | 4.68 | 0.65 |
| 1977 | Wichita Aeros | Amer | AAA | CHN | - | 29 | 3 | 0 | 1.33 | 19 | 0 | 0 | 0 | 19 | 0 | 7 | 27.0 | 21 | 4 | 4 | 2 | 9 | 16 | 2 | 0 | 0 | 1.11 | 7.00 | 0.67 | 3.00 | 5.33 | 1.33 | 1.78 |
| 1977 | Chicago Cubs | NL | MLB | CHN | 31 | 29 | 1 | 1 | 9.10 | 20 | 0 | 0 | 0 | 20 | 11 | 0 | 30.2 | 47 | 37 | 31 | 1 | 19 | 17 | 2 | 0 | 2 | 2.15 | 13.79 | 0.29 | 5.58 | 4.99 | 10.86 | 0.89 |
| 1978 | Seattle Mariners | AL | MLB | SEA | 27 | 30 | 3 | 4 | 3.88 | 49 | 2 | 0 | 0 | 47 | 25 | 3 | 106.2 | 113 | 52 | 46 | 4 | 61 | 37 | 0 | 0 | 0 | 1.63 | 9.53 | 0.34 | 5.15 | 3.12 | 4.39 | 0.61 |
| 1979 | Oakland Athletics | AL | MLB | OAK | 28 | 31 | 2 | 5 | 6.56 | 51 | 0 | 0 | 0 | 51 | 21 | 2 | 81.0 | 108 | 66 | 59 | 12 | 51 | 26 | 5 | 0 | 2 | 1.96 | 12.00 | 1.33 | 5.67 | 2.89 | 7.33 | 0.51 |
| 1980 | Phoenix Giants | PCL | AAA | SFN | - | 32 | 0 | 1 | 4.37 | 11 | 4 | 0 | 0 | 7 | 0 | 0 | 35.0 | 36 | 19 | 17 | 2 | 15 | 6 | 5 | 0 | 0 | 1.46 | 9.26 | 0.51 | 3.86 | 1.54 | 4.89 | 0.40 |
| Tot: | MLB (6 yrs) | MLB | 25 | 23 | 4.23 | 270 | 8 | 0 | 0 | 119 | 262 | 24 | 511.0 | 541 | 283 | 240 | 34 | 239 | 194 | 17 | 2 | 16 | 1.53 | 9.53 | 0.60 | 4.21 | 3.42 | 4.98 | 0.81 | ||||
| Tot: | AL (4 yrs) | AL | 20 | 20 | 3.92 | 207 | 2 | 0 | 0 | 99 | 205 | 21 | 392.1 | 412 | 201 | 171 | 26 | 179 | 135 | 13 | 0 | 11 | 1.51 | 9.45 | 0.60 | 4.11 | 3.10 | 4.61 | 0.75 | ||||
| Tot: | NL (2 yrs) | NL | 5 | 3 | 5.23 | 63 | 6 | 0 | 0 | 20 | 57 | 3 | 118.2 | 129 | 82 | 69 | 8 | 60 | 59 | 4 | 2 | 5 | 1.59 | 9.78 | 0.61 | 4.55 | 4.47 | 6.22 | 0.98 | ||||
| Tot: | Minors (2 yrs) | Minors | 3 | 1 | 3.05 | 30 | 4 | 0 | 0 | 0 | 26 | 7 | 62.0 | 57 | 23 | 21 | 4 | 24 | 22 | 7 | 0 | 0 | 1.31 | 8.27 | 0.58 | 3.48 | 3.19 | 3.34 | 0.92 | ||||
| Tot: | AAA (2 yrs) | AAA | 3 | 1 | 3.05 | 30 | 4 | 0 | 0 | 0 | 26 | 7 | 62.0 | 57 | 23 | 21 | 4 | 24 | 22 | 7 | 0 | 0 | 1.31 | 8.27 | 0.58 | 3.48 | 3.19 | 3.34 | 0.92 | ||||
| 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 |
| 1975 | Oakland Athletics | Championship Series | Playoffs | 27 | 0 | 0 | 9.00 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 | 27.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Tot: | Playoffs (1 Yrs) | Playoffs | 0 | 0 | 9.00 | 3 | 0 | 0 | 0 | 0 | 3 | 0 | 1.0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 | 27.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 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 |
| 1974 | Chicago Cubs | NL | MLB | CHN | 39 | 26 | P | 43 | 16 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | 0 | 1 | 0 | 1 | 1 | 17 | 0 | 1 | .063 | .059 | .063 | .122 | .000 | .000 | .100 | 0.00 | 41.18 | 0.00 | 0.00 | |
| 1977 | Wichita Aeros | Amer | AAA | CHN | - | 29 | P | 19 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | .000 | .143 | .000 | .143 | .167 | .000 | .000 | 14.29 | 14.29 | 1.00 | 0.00 | |
| 1977 | Chicago Cubs | NL | MLB | CHN | 31 | 29 | P | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1980 | Phoenix Giants | PCL | AAA | SFN | - | 32 | P | 11 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 25.00 | 0.00 | 0.00 | |
| Tot: | MLB (2 yrs) | MLB | 63 | 17 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | 1 | 1 | 0 | 1 | 1 | 19 | 0 | 1 | .059 | .056 | .059 | .114 | .000 | .000 | .091 | 0.00 | 36.84 | ||||||||
| Tot: | NL (2 yrs) | NL | 63 | 17 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 7 | 0 | 1 | 1 | 0 | 1 | 1 | 19 | 0 | 1 | .059 | .056 | .059 | .114 | .000 | .000 | .091 | 0.00 | 36.84 | ||||||||
| Tot: | Minors (2 yrs) | Minors | 30 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | .000 | .091 | .000 | .091 | .100 | .000 | .000 | 9.09 | 18.18 | 2.00 | |||||||
| Tot: | AAA (2 yrs) | AAA | 30 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | .000 | .091 | .000 | .091 | .100 | .000 | .000 | 9.09 | 18.18 | 2.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 20 | 40 | 44 | 23 | 44 | 69 | .461 |