| 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 | Salem Pirates | Caro | A+ | PIT | - | 20 | 5 | 13 | 4.75 | 26 | 24 | 3 | 1 | 2 | 0 | 0 | 125.0 | 135 | 105 | 66 | 11 | 105 | 108 | 24 | 0 | 0 | 1.92 | 9.72 | 0.79 | 7.56 | 7.78 | 7.56 | 1.03 |
| 1978 | Bellingham Mariners | Nwst | A- | SEA | - | 21 | 0 | 0 | 2.25 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 4.0 | 4 | 1 | 1 | 0 | 3 | 6 | 2 | 0 | 0 | 1.75 | 9.00 | 0.00 | 6.75 | 13.50 | 2.25 | 2.00 |
| 1978 | Charleston Pirates | Wcar | A | PIT | - | 21 | 1 | 6 | 6.11 | 12 | 8 | 0 | 0 | 4 | 0 | 0 | 56.0 | 55 | 53 | 38 | 2 | 55 | 44 | 9 | 0 | 4 | 1.96 | 8.84 | 0.32 | 8.84 | 7.07 | 8.52 | 0.80 |
| 1978 | Stockton Mariners | Calif | A+ | SEA | - | 21 | 0 | 4 | 7.33 | 11 | 1 | 0 | 0 | 10 | 0 | 0 | 27.0 | 30 | 32 | 22 | 1 | 39 | 18 | 13 | 0 | 0 | 2.56 | 10.00 | 0.33 | 13.00 | 6.00 | 10.67 | 0.46 |
| 1979 | Alexandria Mariners | Caro | A+ | SEA | - | 22 | 14 | 5 | 2.64 | 23 | 23 | 13 | 3 | 0 | 0 | 0 | 167.0 | 124 | 57 | 49 | 3 | 112 | 116 | 27 | 0 | 9 | 1.41 | 6.68 | 0.16 | 6.04 | 6.25 | 3.07 | 1.04 |
| 1980 | Lynn Sailors | East | AA | SEA | - | 23 | 9 | 5 | 3.10 | 16 | 16 | 8 | 1 | 0 | 0 | 0 | 116.0 | 102 | 49 | 40 | 2 | 50 | 93 | 11 | 0 | 2 | 1.31 | 7.91 | 0.16 | 3.88 | 7.22 | 3.80 | 1.86 |
| 1980 | Spokane Indians | PCL | AAA | SEA | - | 23 | 2 | 5 | 5.27 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 41.0 | 43 | 35 | 24 | 2 | 37 | 19 | 7 | 0 | 2 | 1.95 | 9.44 | 0.44 | 8.12 | 4.17 | 7.68 | 0.51 |
| 1981 | Seattle Mariners | AL | MLB | SEA | 48 | 24 | 2 | 5 | 4.34 | 29 | 9 | 1 | 0 | 20 | 5 | 2 | 93.1 | 92 | 54 | 45 | 3 | 55 | 52 | 7 | 3 | 1 | 1.58 | 8.87 | 0.29 | 5.30 | 5.01 | 5.21 | 0.95 |
| 1982 | Salt Lake Gulls | PCL | AAA | SEA | - | 25 | 1 | 1 | 10.13 | 4 | 0 | 0 | 0 | 4 | 3 | 0 | 5.1 | 5 | 6 | 6 | 0 | 5 | 2 | 1 | 0 | 1 | 1.88 | 8.44 | 0.00 | 8.44 | 3.38 | 10.13 | 0.40 |
| 1982 | Seattle Mariners | AL | MLB | SEA | 48 | 25 | 5 | 2 | 2.75 | 37 | 5 | 1 | 1 | 32 | 2 | 0 | 114.2 | 104 | 44 | 35 | 6 | 58 | 70 | 4 | 0 | 0 | 1.41 | 8.16 | 0.47 | 4.55 | 5.49 | 3.45 | 1.21 |
| 1983 | Seattle Mariners | AL | MLB | SEA | 48 | 26 | 7 | 10 | 3.94 | 41 | 17 | 2 | 0 | 24 | 7 | 0 | 162.1 | 160 | 82 | 71 | 14 | 72 | 76 | 10 | 0 | 3 | 1.43 | 8.87 | 0.78 | 3.99 | 4.21 | 4.55 | 1.06 |
| 1984 | Syracuse Chiefs | IL | AAA | TOR | - | 27 | 3 | 1 | 3.44 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 34.0 | 32 | 16 | 13 | 3 | 26 | 26 | 2 | 0 | 1 | 1.71 | 8.47 | 0.79 | 6.88 | 6.88 | 4.24 | 1.00 |
| 1984 | Toronto Blue Jays | AL | MLB | TOR | 35 | 27 | 1 | 2 | 5.91 | 20 | 3 | 0 | 0 | 17 | 8 | 0 | 45.2 | 66 | 33 | 30 | 6 | 22 | 21 | 7 | 0 | 1 | 1.93 | 13.01 | 1.18 | 4.34 | 4.14 | 6.50 | 0.95 |
| 1985 | Maine Guides | IL | AAA | CLE | - | 28 | 1 | 0 | 0.96 | 4 | 2 | 0 | 0 | 2 | 1 | 0 | 18.2 | 15 | 2 | 2 | 0 | 8 | 9 | 4 | 0 | 0 | 1.23 | 7.23 | 0.00 | 3.86 | 4.34 | 0.96 | 1.13 |
| 1985 | Cleveland Indians | AL | MLB | CLE | 43 | 28 | 3 | 4 | 6.32 | 31 | 3 | 0 | 0 | 28 | 10 | 2 | 62.2 | 78 | 47 | 44 | 8 | 34 | 24 | 5 | 0 | 0 | 1.79 | 11.20 | 1.15 | 4.88 | 3.45 | 6.75 | 0.71 |
| 1986 | Buffalo Bisons | Amer | AAA | CHA | - | 29 | 7 | 6 | 3.25 | 34 | 13 | 6 | 2 | 21 | 14 | 3 | 122.0 | 124 | 54 | 44 | 10 | 54 | 85 | 9 | 0 | 2 | 1.46 | 9.15 | 0.74 | 3.98 | 6.27 | 3.98 | 1.57 |
| 1986 | Chicago White Sox | AL | MLB | CHA | 45 | 29 | 0 | 0 | 4.50 | 5 | 0 | 0 | 0 | 5 | 2 | 0 | 8.0 | 8 | 4 | 4 | 0 | 2 | 5 | 0 | 0 | 0 | 1.25 | 9.00 | 0.00 | 2.25 | 5.63 | 4.50 | 2.50 |
| 1987 | Hawaii Islanders | PCL | AAA | CHA | - | 30 | 4 | 10 | 3.53 | 19 | 18 | 3 | 1 | 1 | 0 | 0 | 122.1 | 113 | 58 | 48 | 7 | 56 | 64 | 9 | 0 | 3 | 1.38 | 8.31 | 0.51 | 4.12 | 4.71 | 4.27 | 1.14 |
| 1987 | Chicago White Sox | AL | MLB | CHA | 47 | 30 | 0 | 0 | 2.41 | 11 | 0 | 0 | 0 | 11 | 5 | 0 | 18.2 | 19 | 5 | 5 | 1 | 8 | 8 | 2 | 0 | 0 | 1.45 | 9.16 | 0.48 | 3.86 | 3.86 | 2.41 | 1.00 |
| 1988 | Tacoma Tigers | PCL | AAA | OAK | - | 31 | 5 | 6 | 3.30 | 19 | 14 | 2 | 1 | 5 | 3 | 0 | 92.2 | 104 | 50 | 34 | 3 | 44 | 46 | 0 | 0 | 0 | 1.60 | 10.10 | 0.29 | 4.27 | 4.47 | 4.86 | 1.05 |
| 1989 | Tacoma Tigers | PCL | AAA | OAK | - | 32 | 15 | 7 | 3.14 | 28 | 28 | 4 | 2 | 0 | 0 | 0 | 174.2 | 154 | 77 | 61 | 4 | 85 | 112 | 4 | 0 | 3 | 1.37 | 7.94 | 0.21 | 4.38 | 5.77 | 3.97 | 1.32 |
| 1990 | Calgary Cannons | PCL | AAA | SEA | - | 33 | 4 | 3 | 3.95 | 18 | 10 | 0 | 0 | 8 | 1 | 0 | 57.0 | 55 | 40 | 25 | 5 | 29 | 27 | 6 | 0 | 3 | 1.47 | 8.68 | 0.79 | 4.58 | 4.26 | 6.32 | 0.93 |
| 1990 | Seattle Mariners | AL | MLB | SEA | 45 | 33 | 2 | 0 | 3.27 | 12 | 0 | 0 | 0 | 12 | 2 | 0 | 11.0 | 9 | 4 | 4 | 0 | 10 | 3 | 1 | 0 | 0 | 1.73 | 7.36 | 0.00 | 8.18 | 2.45 | 3.27 | 0.30 |
| Tot: | MLB (8 yrs) | MLB | 20 | 23 | 4.15 | 186 | 37 | 4 | 1 | 41 | 149 | 4 | 516.1 | 536 | 273 | 238 | 38 | 261 | 259 | 36 | 3 | 5 | 1.54 | 9.34 | 0.66 | 4.55 | 4.51 | 4.76 | 0.99 | ||||
| Tot: | AL (8 yrs) | AL | 20 | 23 | 4.15 | 186 | 37 | 4 | 1 | 41 | 149 | 4 | 516.1 | 536 | 273 | 238 | 38 | 261 | 259 | 36 | 3 | 5 | 1.54 | 9.34 | 0.66 | 4.55 | 4.51 | 4.76 | 0.99 | ||||
| Tot: | Minors (12 yrs) | Minors | 71 | 72 | 3.66 | 230 | 171 | 39 | 11 | 22 | 59 | 3 | 1162.2 | 1095 | 635 | 473 | 53 | 708 | 775 | 128 | 0 | 30 | 1.55 | 8.48 | 0.41 | 5.48 | 6.00 | 4.92 | 1.09 | ||||
| Tot: | A- (1 yrs) | A- | 0 | 0 | 2.25 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 4.0 | 4 | 1 | 1 | 0 | 3 | 6 | 2 | 0 | 0 | 1.75 | 9.00 | 0.00 | 6.75 | 13.50 | 2.25 | 2.00 | ||||
| Tot: | A (1 yrs) | A | 1 | 6 | 6.11 | 12 | 8 | 0 | 0 | 0 | 4 | 0 | 56.0 | 55 | 53 | 38 | 2 | 55 | 44 | 9 | 0 | 4 | 1.96 | 8.84 | 0.32 | 8.84 | 7.07 | 8.52 | 0.80 | ||||
| Tot: | A+ (3 yrs) | A+ | 19 | 22 | 3.87 | 60 | 48 | 16 | 4 | 0 | 12 | 0 | 319.0 | 289 | 194 | 137 | 15 | 256 | 242 | 64 | 0 | 9 | 1.71 | 8.15 | 0.42 | 7.22 | 6.83 | 5.47 | 0.95 | ||||
| Tot: | AA (1 yrs) | AA | 9 | 5 | 3.10 | 16 | 16 | 8 | 1 | 0 | 0 | 0 | 116.0 | 102 | 49 | 40 | 2 | 50 | 93 | 11 | 0 | 2 | 1.31 | 7.91 | 0.16 | 3.88 | 7.22 | 3.80 | 1.86 | ||||
| Tot: | AAA (9 yrs) | AAA | 42 | 39 | 3.46 | 140 | 99 | 15 | 6 | 22 | 41 | 3 | 667.2 | 645 | 338 | 257 | 34 | 344 | 390 | 42 | 0 | 15 | 1.48 | 8.69 | 0.46 | 4.64 | 5.26 | 4.56 | 1.13 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | Minors | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 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 |
| 1986 | Buffalo Bisons | Amer | AAA | CHA | - | 29 | P | 37 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | 0.00 | 0.00 | |
| Tot: | Minors (2 yrs) | Minors | 64 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | |||||||||
| Tot: | A+ (1 yrs) | A+ | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||||
| Tot: | AAA (1 yrs) | AAA | 37 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 100.00 | |||||||||
| Avg: | Minors - 162 game avg | Minors | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 40 | 26 | 51 | 22 | 51 | 55 | .467 |