| 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 |
| 1978 | Stockton Mariners | Calif | A+ | SEA | - | 21 | 1 | 6 | 5.47 | 10 | 9 | 2 | 0 | 1 | 0 | 0 | 51.0 | 46 | 36 | 31 | 2 | 39 | 47 | 7 | 0 | 1 | 1.67 | 8.12 | 0.35 | 6.88 | 8.29 | 6.35 | 1.21 |
| 1979 | San Jose Missions | Calif | A+ | SEA | - | 22 | 7 | 5 | 3.00 | 20 | 16 | 3 | 1 | 4 | 0 | 0 | 120.0 | 78 | 45 | 40 | 6 | 58 | 104 | 7 | 0 | 2 | 1.13 | 5.85 | 0.45 | 4.35 | 7.80 | 3.38 | 1.79 |
| 1980 | Spokane Indians | PCL | AAA | SEA | - | 23 | 4 | 9 | 4.94 | 21 | 20 | 1 | 0 | 1 | 0 | 0 | 124.0 | 147 | 84 | 68 | 9 | 53 | 84 | 6 | 0 | 1 | 1.61 | 10.67 | 0.65 | 3.85 | 6.10 | 6.10 | 1.58 |
| 1981 | Spokane Indians | PCL | AAA | SEA | - | 24 | 10 | 4 | 2.90 | 19 | 19 | 3 | 0 | 0 | 0 | 0 | 121.0 | 117 | 47 | 39 | 6 | 41 | 70 | 7 | 0 | 2 | 1.31 | 8.70 | 0.45 | 3.05 | 5.21 | 3.50 | 1.71 |
| 1981 | Seattle Mariners | AL | MLB | SEA | 34 | 24 | 2 | 1 | 2.60 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | 34.2 | 35 | 10 | 10 | 3 | 9 | 22 | 2 | 0 | 1 | 1.27 | 9.09 | 0.78 | 2.34 | 5.71 | 2.60 | 2.44 |
| 1982 | Salt Lake Gulls | PCL | AAA | SEA | - | 25 | 7 | 11 | 5.20 | 24 | 23 | 8 | 0 | 1 | 0 | 0 | 147.0 | 158 | 91 | 85 | 12 | 65 | 86 | 5 | 0 | 3 | 1.52 | 9.67 | 0.73 | 3.98 | 5.27 | 5.57 | 1.32 |
| 1982 | Seattle Mariners | AL | MLB | SEA | 34 | 25 | 3 | 3 | 2.41 | 9 | 9 | 2 | 1 | 0 | 0 | 0 | 67.1 | 48 | 22 | 18 | 7 | 18 | 24 | 2 | 0 | 3 | 0.98 | 6.42 | 0.94 | 2.41 | 3.21 | 2.94 | 1.33 |
| 1983 | Seattle Mariners | AL | MLB | SEA | 34 | 26 | 9 | 17 | 4.41 | 35 | 23 | 2 | 1 | 12 | 4 | 0 | 175.2 | 182 | 95 | 86 | 29 | 58 | 87 | 5 | 4 | 4 | 1.37 | 9.32 | 1.49 | 2.97 | 4.46 | 4.87 | 1.50 |
| 1984 | Salt Lake Gulls | PCL | AAA | SEA | - | 27 | 4 | 4 | 4.91 | 9 | 9 | 3 | 1 | 0 | 0 | 0 | 58.2 | 47 | 34 | 32 | 7 | 20 | 29 | 2 | 0 | 1 | 1.14 | 7.21 | 1.07 | 3.07 | 4.45 | 5.22 | 1.45 |
| 1984 | Seattle Mariners | AL | MLB | SEA | 34 | 27 | 2 | 3 | 5.13 | 27 | 6 | 0 | 0 | 21 | 8 | 0 | 79.0 | 86 | 51 | 45 | 10 | 37 | 39 | 6 | 1 | 2 | 1.56 | 9.80 | 1.14 | 4.22 | 4.44 | 5.81 | 1.05 |
| 1985 | Calgary Cannons | PCL | AAA | SEA | - | 28 | 1 | 3 | 5.90 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | 39.2 | 55 | 31 | 26 | 3 | 13 | 33 | 1 | 0 | 0 | 1.71 | 12.48 | 0.68 | 2.95 | 7.49 | 7.03 | 2.54 |
| 1985 | Nashville Sounds | Amer | AAA | DET | - | 28 | 2 | 1 | 0.59 | 22 | 0 | 0 | 0 | 22 | 17 | 6 | 30.2 | 15 | 3 | 2 | 0 | 14 | 31 | 2 | 0 | 0 | 0.95 | 4.40 | 0.00 | 4.11 | 9.10 | 0.88 | 2.21 |
| 1985 | Detroit Tigers | AL | MLB | DET | 48 | 28 | 0 | 0 | 6.75 | 8 | 0 | 0 | 0 | 8 | 3 | 1 | 13.1 | 15 | 11 | 10 | 3 | 5 | 11 | 2 | 0 | 0 | 1.50 | 10.13 | 2.03 | 3.38 | 7.43 | 7.43 | 2.20 |
| 1986 | Tacoma Tigers | PCL | AAA | OAK | - | 29 | 6 | 3 | 4.03 | 39 | 0 | 0 | 0 | 39 | 31 | 11 | 51.1 | 52 | 26 | 23 | 5 | 19 | 51 | 4 | 0 | 1 | 1.38 | 9.12 | 0.88 | 3.33 | 8.94 | 4.56 | 2.68 |
| 1986 | San Diego Padres | NL | MLB | SDN | 47 | 29 | 1 | 0 | 2.31 | 18 | 0 | 0 | 0 | 18 | 5 | 1 | 23.1 | 20 | 7 | 6 | 1 | 11 | 17 | 2 | 0 | 1 | 1.33 | 7.71 | 0.39 | 4.24 | 6.56 | 2.70 | 1.55 |
| 1987 | Omaha Royals | Amer | AAA | KCA | - | 30 | 5 | 1 | 3.84 | 12 | 11 | 1 | 1 | 1 | 0 | 0 | 63.1 | 62 | 28 | 27 | 3 | 27 | 36 | 2 | 0 | 0 | 1.41 | 8.81 | 0.43 | 3.84 | 5.12 | 3.98 | 1.33 |
| 1987 | Kansas City Royals | AL | MLB | KCA | 19 | 30 | 1 | 3 | 4.28 | 17 | 2 | 0 | 0 | 15 | 4 | 1 | 40.0 | 51 | 26 | 19 | 3 | 22 | 23 | 4 | 0 | 3 | 1.83 | 11.48 | 0.68 | 4.95 | 5.18 | 5.85 | 1.05 |
| 1988 | Tacoma Tigers | PCL | AAA | OAK | - | 31 | 0 | 3 | 6.68 | 31 | 1 | 0 | 0 | 30 | 11 | 2 | 60.2 | 76 | 53 | 45 | 8 | 32 | 41 | 8 | 0 | 0 | 1.78 | 11.27 | 1.19 | 4.75 | 6.08 | 7.86 | 1.28 |
| 1988 | Denver Zephyrs | Amer | AAA | MIL | - | 31 | 0 | 1 | 5.25 | 8 | 2 | 0 | 0 | 6 | 4 | 1 | 24.0 | 26 | 17 | 14 | 3 | 12 | 7 | 0 | 0 | 0 | 1.58 | 9.75 | 1.13 | 4.50 | 2.63 | 6.38 | 0.58 |
| 1989 | Denver Zephyrs | Amer | AAA | MIL | - | 32 | 6 | 2 | 3.92 | 42 | 1 | 0 | 0 | 41 | 23 | 9 | 80.1 | 77 | 39 | 35 | 8 | 31 | 56 | 6 | 0 | 4 | 1.34 | 8.63 | 0.90 | 3.47 | 6.27 | 4.37 | 1.81 |
| 1995 | Norfolk Tides | IL | AAA | NYN | - | 38 | 0 | 1 | 6.75 | 3 | 0 | 0 | 0 | 3 | 1 | 0 | 2.2 | 5 | 2 | 2 | 0 | 1 | 1 | 1 | 1 | 0 | 2.25 | 16.87 | 0.00 | 3.37 | 3.37 | 6.75 | 1.00 |
| Tot: | MLB (7 yrs) | MLB | 18 | 27 | 4.03 | 119 | 45 | 5 | 2 | 24 | 74 | 3 | 433.1 | 437 | 222 | 194 | 56 | 160 | 223 | 23 | 5 | 14 | 1.38 | 9.08 | 1.16 | 3.32 | 4.63 | 4.61 | 1.39 | ||||
| Tot: | NL (1 yrs) | NL | 1 | 0 | 2.31 | 18 | 0 | 0 | 0 | 5 | 18 | 1 | 23.1 | 20 | 7 | 6 | 1 | 11 | 17 | 2 | 0 | 1 | 1.33 | 7.71 | 0.39 | 4.24 | 6.56 | 2.70 | 1.55 | ||||
| Tot: | AL (6 yrs) | AL | 17 | 27 | 4.13 | 101 | 45 | 5 | 2 | 19 | 56 | 2 | 410.0 | 417 | 215 | 188 | 55 | 149 | 206 | 21 | 5 | 13 | 1.38 | 9.15 | 1.21 | 3.27 | 4.52 | 4.72 | 1.38 | ||||
| Tot: | Minors (12 yrs) | Minors | 53 | 54 | 4.33 | 267 | 118 | 21 | 3 | 87 | 149 | 29 | 974.1 | 961 | 536 | 469 | 72 | 425 | 676 | 58 | 1 | 15 | 1.42 | 8.88 | 0.67 | 3.93 | 6.24 | 4.95 | 1.59 | ||||
| Tot: | A+ (2 yrs) | A+ | 8 | 11 | 3.74 | 30 | 25 | 5 | 1 | 0 | 5 | 0 | 171.0 | 124 | 81 | 71 | 8 | 97 | 151 | 14 | 0 | 3 | 1.29 | 6.53 | 0.42 | 5.11 | 7.95 | 4.26 | 1.56 | ||||
| Tot: | AAA (10 yrs) | AAA | 45 | 43 | 4.46 | 237 | 93 | 16 | 2 | 87 | 144 | 29 | 803.1 | 837 | 455 | 398 | 64 | 328 | 525 | 44 | 1 | 12 | 1.45 | 9.38 | 0.72 | 3.67 | 5.88 | 5.10 | 1.60 | ||||
| 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 |
| 1986 | Tacoma Tigers | PCL | AAA | OAK | - | 29 | P | 39 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1986 | San Diego Padres | NL | MLB | SDN | 47 | 29 | P | 18 | 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 | |
| Tot: | MLB (1 yrs) | MLB | 18 | 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 | 0.00 | 100.00 | |||||||||
| Tot: | NL (1 yrs) | NL | 18 | 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 | 0.00 | 100.00 | |||||||||
| Tot: | Minors (1 yrs) | Minors | 39 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 39 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 1.000 | 1.000 | 1.000 | 2.000 | .000 | .000 | 1.000 | 0.00 | 0.00 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 49 | 53 | 51 | 51 | 51 | 50 | .482 |