| 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 |
| 1977 | Rochester Red Wings | IL | AAA | BAL | - | 22 | 15 | 7 | 3.42 | 25 | 25 | 15 | 0 | 0 | 0 | 0 | 184.0 | 167 | 79 | 70 | 12 | 52 | 146 | 1 | 0 | 0 | 1.19 | 8.17 | 0.59 | 2.54 | 7.14 | 3.86 | 2.81 |
| 1977 | Baltimore Orioles | AL | MLB | BAL | 32 | 22 | 0 | 0 | 2.08 | 3 | 0 | 0 | 0 | 3 | 2 | 0 | 4.1 | 4 | 1 | 1 | 0 | 2 | 2 | 1 | 0 | 0 | 1.38 | 8.31 | 0.00 | 4.15 | 4.15 | 2.08 | 1.00 |
| 1978 | Seattle Mariners | AL | MLB | SEA | 20 | 23 | 1 | 5 | 5.14 | 27 | 10 | 0 | 0 | 17 | 7 | 1 | 82.1 | 108 | 59 | 47 | 8 | 32 | 41 | 1 | 1 | 3 | 1.70 | 11.81 | 0.87 | 3.50 | 4.48 | 6.45 | 1.28 |
| 1979 | Seattle Mariners | AL | MLB | SEA | 20 | 24 | 14 | 12 | 3.77 | 38 | 30 | 13 | 2 | 8 | 4 | 0 | 229.1 | 231 | 104 | 96 | 17 | 86 | 127 | 1 | 1 | 6 | 1.38 | 9.07 | 0.67 | 3.38 | 4.98 | 4.08 | 1.48 |
| 1980 | Spokane Indians | PCL | AAA | SEA | - | 25 | 1 | 2 | 0.82 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | 22.0 | 13 | 3 | 2 | 0 | 9 | 13 | 2 | 0 | 0 | 1.00 | 5.32 | 0.00 | 3.68 | 5.32 | 1.23 | 1.44 |
| 1980 | Seattle Mariners | AL | MLB | SEA | 20 | 25 | 1 | 16 | 7.28 | 27 | 16 | 1 | 0 | 11 | 8 | 3 | 94.0 | 136 | 83 | 76 | 16 | 42 | 53 | 2 | 0 | 1 | 1.89 | 13.02 | 1.53 | 4.02 | 5.07 | 7.95 | 1.26 |
| 1981 | Seattle Mariners | AL | MLB | SEA | 20 | 26 | 3 | 6 | 5.08 | 24 | 12 | 0 | 0 | 12 | 6 | 1 | 85.0 | 102 | 51 | 48 | 3 | 28 | 43 | 1 | 1 | 1 | 1.53 | 10.80 | 0.32 | 2.96 | 4.55 | 5.40 | 1.54 |
| 1982 | Jacksonville Suns | Sou | AA | KCA | - | 27 | 2 | 0 | 1.57 | 6 | 3 | 0 | 0 | 3 | 1 | 0 | 23.0 | 12 | 5 | 4 | 1 | 12 | 17 | 1 | 0 | 3 | 1.04 | 4.70 | 0.39 | 4.70 | 6.65 | 1.96 | 1.42 |
| 1982 | Omaha Royals | Amer | AAA | KCA | - | 27 | 3 | 3 | 2.75 | 22 | 7 | 2 | 0 | 15 | 9 | 4 | 72.0 | 68 | 28 | 22 | 4 | 25 | 40 | 0 | 0 | 1 | 1.29 | 8.50 | 0.50 | 3.13 | 5.00 | 3.50 | 1.60 |
| 1983 | Omaha Royals | Amer | AAA | KCA | - | 28 | 7 | 7 | 3.08 | 44 | 7 | 1 | 1 | 37 | 23 | 6 | 99.1 | 97 | 40 | 34 | 7 | 40 | 72 | 4 | 0 | 3 | 1.38 | 8.79 | 0.63 | 3.62 | 6.52 | 3.62 | 1.80 |
| 1984 | Omaha Royals | Amer | AAA | KCA | - | 29 | 5 | 8 | 3.81 | 33 | 19 | 7 | 2 | 14 | 8 | 2 | 151.1 | 141 | 69 | 64 | 13 | 53 | 103 | 2 | 0 | 3 | 1.28 | 8.39 | 0.77 | 3.15 | 6.13 | 4.10 | 1.94 |
| 1985 | Oklahoma City 89ers | Amer | AAA | TEX | - | 30 | 2 | 3 | 2.92 | 21 | 5 | 0 | 0 | 16 | 8 | 4 | 77.0 | 72 | 27 | 25 | 2 | 35 | 35 | 0 | 0 | 2 | 1.39 | 8.42 | 0.23 | 4.09 | 4.09 | 3.16 | 1.00 |
| 1986 | Oklahoma City 89ers | Amer | AAA | TEX | - | 31 | 0 | 3 | 13.50 | 7 | 1 | 0 | 0 | 6 | 2 | 1 | 9.1 | 20 | 17 | 14 | 0 | 5 | 4 | 1 | 0 | 1 | 2.68 | 19.29 | 0.00 | 4.82 | 3.86 | 16.39 | 0.80 |
| Tot: | MLB (5 yrs) | MLB | 19 | 39 | 4.87 | 119 | 68 | 14 | 2 | 27 | 51 | 5 | 495.0 | 581 | 298 | 268 | 44 | 190 | 266 | 6 | 3 | 11 | 1.56 | 10.56 | 0.80 | 3.45 | 4.84 | 5.42 | 1.40 | ||||
| Tot: | AL (5 yrs) | AL | 19 | 39 | 4.87 | 119 | 68 | 14 | 2 | 27 | 51 | 5 | 495.0 | 581 | 298 | 268 | 44 | 190 | 266 | 6 | 3 | 11 | 1.56 | 10.56 | 0.80 | 3.45 | 4.84 | 5.42 | 1.40 | ||||
| Tot: | Minors (7 yrs) | Minors | 35 | 33 | 3.32 | 162 | 71 | 26 | 3 | 51 | 91 | 17 | 638.0 | 590 | 268 | 235 | 39 | 231 | 430 | 11 | 0 | 13 | 1.29 | 8.32 | 0.55 | 3.26 | 6.07 | 3.78 | 1.86 | ||||
| Tot: | AA (1 yrs) | AA | 2 | 0 | 1.57 | 6 | 3 | 0 | 0 | 1 | 3 | 0 | 23.0 | 12 | 5 | 4 | 1 | 12 | 17 | 1 | 0 | 3 | 1.04 | 4.70 | 0.39 | 4.70 | 6.65 | 1.96 | 1.42 | ||||
| Tot: | AAA (7 yrs) | AAA | 33 | 33 | 3.38 | 156 | 68 | 26 | 3 | 50 | 88 | 17 | 615.0 | 578 | 263 | 231 | 38 | 219 | 413 | 10 | 0 | 10 | 1.30 | 8.46 | 0.56 | 3.20 | 6.04 | 3.85 | 1.89 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 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 |
| 1985 | Oklahoma City 89ers | Amer | AAA | TEX | - | 30 | P | 21 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | .333 | .333 | .333 | .666 | .000 | .000 | .333 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | Minors (2 yrs) | Minors | 46 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | .333 | .333 | .333 | .667 | .000 | .000 | .333 | 0.00 | 0.00 | ||||||||
| Tot: | AAA (2 yrs) | AAA | 46 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 1 | .333 | .333 | .333 | .667 | .000 | .000 | .333 | 0.00 | 0.00 | ||||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 48 | 61 | 50 | 57 | 50 | 61 | .466 |