| 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 |
| 1980 | Oral Roberts | IndyNCAA | NCAA-1 | So | 20 | 11 | 4 | 1.55 | 15 | 15 | 11 | 3 | 0 | 0 | 0 | 110.2 | 104 | 30 | 19 | 0 | 35 | 81 | 0 | 0 | 0 | 1.26 | 8.46 | 0.00 | 2.85 | 6.59 | 2.44 | 2.31 | |
| 1981 | Oral Roberts | MWCity | NCAA-1 | Jr | 21 | 12 | 2 | 3.18 | 21 | 15 | 11 | 0 | 6 | 0 | 3 | 124.2 | 102 | 51 | 44 | 0 | 41 | 101 | 0 | 0 | 0 | 1.15 | 7.36 | 0.00 | 2.96 | 7.29 | 3.68 | 2.46 | |
| 1981 | Lynn Sailors | East | AA | SEA | - | 21 | 6 | 5 | 3.64 | 13 | 13 | 6 | 2 | 0 | 0 | 0 | 94.0 | 83 | 42 | 38 | 4 | 34 | 81 | 14 | 0 | 5 | 1.24 | 7.95 | 0.38 | 3.26 | 7.76 | 4.02 | 2.38 |
| 1982 | Salt Lake Gulls | PCL | AAA | SEA | - | 22 | 0 | 0 | 4.50 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 8.0 | 9 | 4 | 4 | 1 | 5 | 6 | 0 | 0 | 0 | 1.75 | 10.13 | 1.13 | 5.63 | 6.75 | 4.50 | 1.20 |
| 1982 | Seattle Mariners | AL | MLB | SEA | 25 | 22 | 7 | 14 | 5.36 | 28 | 27 | 1 | 1 | 1 | 0 | 0 | 144.1 | 159 | 91 | 86 | 21 | 79 | 73 | 6 | 0 | 2 | 1.65 | 9.91 | 1.31 | 4.93 | 4.55 | 5.67 | 0.92 |
| 1983 | Salt Lake Gulls | PCL | AAA | SEA | - | 23 | 4 | 4 | 3.61 | 11 | 11 | 4 | 1 | 0 | 0 | 0 | 82.1 | 78 | 48 | 33 | 3 | 54 | 80 | 8 | 0 | 4 | 1.60 | 8.53 | 0.33 | 5.90 | 8.74 | 5.25 | 1.48 |
| 1983 | Seattle Mariners | AL | MLB | SEA | 2 | 23 | 6 | 8 | 4.71 | 22 | 21 | 3 | 2 | 1 | 1 | 0 | 128.0 | 130 | 75 | 67 | 10 | 60 | 108 | 7 | 0 | 3 | 1.48 | 9.14 | 0.70 | 4.22 | 7.59 | 5.27 | 1.80 |
| 1984 | Seattle Mariners | AL | MLB | SEA | 25 | 24 | 7 | 17 | 4.97 | 34 | 33 | 6 | 0 | 1 | 0 | 0 | 212.0 | 236 | 127 | 117 | 16 | 85 | 158 | 7 | 2 | 5 | 1.51 | 10.02 | 0.68 | 3.61 | 6.71 | 5.39 | 1.86 |
| 1985 | Seattle Mariners | AL | MLB | SEA | 25 | 25 | 17 | 10 | 3.46 | 35 | 34 | 14 | 2 | 1 | 1 | 0 | 247.0 | 230 | 100 | 95 | 18 | 70 | 155 | 10 | 3 | 4 | 1.21 | 8.38 | 0.66 | 2.55 | 5.65 | 3.64 | 2.21 |
| 1986 | Seattle Mariners | AL | MLB | SEA | 25 | 26 | 11 | 13 | 4.30 | 38 | 37 | 11 | 1 | 1 | 1 | 1 | 266.0 | 279 | 141 | 127 | 28 | 94 | 146 | 4 | 1 | 12 | 1.40 | 9.44 | 0.95 | 3.18 | 4.94 | 4.77 | 1.55 |
| 1987 | Seattle Mariners | AL | MLB | SEA | 25 | 27 | 9 | 19 | 4.71 | 33 | 33 | 12 | 0 | 0 | 0 | 0 | 231.0 | 268 | 145 | 121 | 29 | 84 | 115 | 4 | 2 | 0 | 1.52 | 10.44 | 1.13 | 3.27 | 4.48 | 5.65 | 1.37 |
| 1988 | Seattle Mariners | AL | MLB | SEA | 25 | 28 | 9 | 15 | 3.78 | 37 | 32 | 9 | 3 | 5 | 3 | 1 | 228.2 | 196 | 104 | 96 | 24 | 63 | 182 | 4 | 3 | 3 | 1.13 | 7.71 | 0.94 | 2.48 | 7.16 | 4.09 | 2.89 |
| 1989 | Oakland Athletics | AL | MLB | OAK | 21 | 29 | 19 | 11 | 2.61 | 35 | 35 | 6 | 3 | 0 | 0 | 0 | 241.2 | 193 | 82 | 70 | 14 | 83 | 172 | 17 | 0 | 2 | 1.14 | 7.19 | 0.52 | 3.09 | 6.41 | 3.05 | 2.07 |
| 1990 | Oakland Athletics | AL | MLB | OAK | 21 | 30 | 13 | 15 | 4.65 | 33 | 33 | 3 | 0 | 0 | 0 | 0 | 199.1 | 204 | 113 | 103 | 14 | 84 | 73 | 13 | 0 | 3 | 1.44 | 9.21 | 0.63 | 3.79 | 3.30 | 5.10 | 0.87 |
| 1991 | Oakland Athletics | AL | MLB | OAK | 21 | 31 | 17 | 8 | 2.96 | 33 | 33 | 3 | 1 | 0 | 0 | 0 | 210.0 | 176 | 75 | 69 | 11 | 105 | 153 | 14 | 0 | 5 | 1.34 | 7.54 | 0.47 | 4.50 | 6.56 | 3.21 | 1.46 |
| 1992 | Oakland Athletics | AL | MLB | OAK | 21 | 32 | 17 | 12 | 4.12 | 36 | 36 | 2 | 0 | 0 | 0 | 0 | 223.0 | 229 | 113 | 102 | 20 | 103 | 117 | 22 | 0 | 8 | 1.49 | 9.24 | 0.81 | 4.16 | 4.72 | 4.56 | 1.14 |
| 1993 | Detroit Tigers | AL | MLB | DET | 21 | 33 | 13 | 9 | 5.22 | 36 | 36 | 4 | 3 | 0 | 0 | 0 | 213.2 | 227 | 135 | 124 | 35 | 89 | 89 | 9 | 0 | 3 | 1.48 | 9.56 | 1.47 | 3.75 | 3.75 | 5.69 | 1.00 |
| 1994 | Detroit Tigers | AL | MLB | DET | 21 | 34 | 11 | 10 | 5.42 | 25 | 25 | 4 | 0 | 0 | 0 | 0 | 154.1 | 152 | 97 | 93 | 27 | 89 | 62 | 10 | 0 | 3 | 1.56 | 8.86 | 1.57 | 5.19 | 3.62 | 5.66 | 0.70 |
| 1995 | Detroit Tigers | AL | MLB | DET | 21 | 35 | 5 | 15 | 7.53 | 25 | 25 | 1 | 0 | 0 | 0 | 0 | 132.2 | 179 | 118 | 111 | 24 | 68 | 64 | 8 | 0 | 2 | 1.86 | 12.14 | 1.63 | 4.61 | 4.34 | 8.01 | 0.94 |
| Tot: | MLB (14 yrs) | MLB | 161 | 176 | 4.39 | 450 | 440 | 79 | 16 | 6 | 10 | 2 | 2831.2 | 2858 | 1516 | 1381 | 291 | 1156 | 1667 | 135 | 11 | 55 | 1.42 | 9.08 | 0.92 | 3.67 | 5.30 | 4.82 | 1.44 | ||||
| Tot: | AL (14 yrs) | AL | 161 | 176 | 4.39 | 450 | 440 | 79 | 16 | 6 | 10 | 2 | 2831.2 | 2858 | 1516 | 1381 | 291 | 1156 | 1667 | 135 | 11 | 55 | 1.42 | 9.08 | 0.92 | 3.67 | 5.30 | 4.82 | 1.44 | ||||
| Tot: | Minors (3 yrs) | Minors | 10 | 9 | 3.66 | 25 | 25 | 10 | 3 | 0 | 0 | 0 | 184.1 | 170 | 94 | 75 | 8 | 93 | 167 | 22 | 0 | 9 | 1.43 | 8.30 | 0.39 | 4.54 | 8.15 | 4.59 | 1.80 | ||||
| Tot: | AA (1 yrs) | AA | 6 | 5 | 3.64 | 13 | 13 | 6 | 2 | 0 | 0 | 0 | 94.0 | 83 | 42 | 38 | 4 | 34 | 81 | 14 | 0 | 5 | 1.24 | 7.95 | 0.38 | 3.26 | 7.76 | 4.02 | 2.38 | ||||
| Tot: | AAA (2 yrs) | AAA | 4 | 4 | 3.69 | 12 | 12 | 4 | 1 | 0 | 0 | 0 | 90.1 | 87 | 52 | 37 | 4 | 59 | 86 | 8 | 0 | 4 | 1.62 | 8.67 | 0.40 | 5.88 | 8.57 | 5.18 | 1.46 | ||||
| Tot: | College (2 yrs) | College | 23 | 6 | 2.41 | 36 | 30 | 22 | 3 | 0 | 6 | 3 | 235.1 | 206 | 81 | 63 | 0 | 76 | 182 | 0 | 0 | 0 | 1.20 | 7.88 | 0.00 | 2.91 | 6.96 | 3.10 | 2.39 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | Minors - 162 Inning avg | College | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||
| Avg: | College - 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 |
| 1989 | American League | Major League Baseball | AllStar | 29 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9.00 | 0.00 | 0.00 |
| 1989 | Oakland Athletics | Championship Series | Playoffs | 29 | 1 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 3 | 0 | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0.71 | 3.86 | 0.00 | 2.57 | 3.86 | 0.00 | 1.50 |
| 1989 | Oakland Athletics | World Series | Playoffs | 29 | 2 | 0 | 2.08 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 13.0 | 9 | 0 | 3 | 0 | 3 | 10 | 0 | 0 | 0 | 0.92 | 6.23 | 0.00 | 2.08 | 6.92 | 0.00 | 3.33 |
| 1990 | Oakland Athletics | Championship Series | Playoffs | 30 | 1 | 0 | 1.50 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.0 | 4 | 0 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0.83 | 6.00 | 0.00 | 1.50 | 7.50 | 0.00 | 5.00 |
| 1990 | Oakland Athletics | World Series | Playoffs | 30 | 0 | 1 | 6.75 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2.2 | 8 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 3.00 | 27.00 | 0.00 | 0.00 | 3.37 | 0.00 | 0.00 |
| 1992 | Oakland Athletics | Championship Series | Playoffs | 32 | 0 | 2 | 7.45 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 9.2 | 11 | 0 | 8 | 0 | 5 | 7 | 0 | 0 | 0 | 1.66 | 10.24 | 0.00 | 4.66 | 6.52 | 0.00 | 1.40 |
| Tot: | AllStar (1 Yrs) | AllStar | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 9.00 | 0.00 | |||
| Tot: | Playoffs (3 Yrs) | Playoffs | 4 | 3 | 3.29 | 7 | 0 | 0 | 0 | 0 | 7 | 0 | 38.1 | 35 | 0 | 14 | 0 | 11 | 26 | 0 | 0 | 0 | 1.20 | 8.22 | 0.00 | 2.58 | 6.10 | 0.00 | 2.36 |
| 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 |
| 1983 | Salt Lake Gulls | PCL | AAA | SEA | - | 23 | P | 11 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 0 | 2 | .500 | .500 | .500 | 1.000 | .000 | .000 | .500 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1987 | Seattle Mariners | AL | MLB | SEA | 25 | 27 | P | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (1 yrs) | MLB | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | ||||||||
| Tot: | AL (1 yrs) | AL | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | ||||||||
| Tot: | Minors (1 yrs) | Minors | 11 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 0 | 2 | .500 | .500 | .500 | 1.000 | .000 | .000 | .500 | 0.00 | 0.00 | ||||||||
| Tot: | AAA (1 yrs) | AAA | 11 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 0 | 2 | .500 | .500 | .500 | 1.000 | .000 | .000 | .500 | 0.00 | 0.00 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | category | age | 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 |
| 1989 | American League | Major League Baseball | AllStar | 29 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 |
| 1989 | Oakland Athletics | World Series | Playoffs | 29 | 2 | 3 | 1 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 0 | .333 | .333 | .667 | 1.000 | .333 | .334 | .500 | 0.00 | 33.33 | 0.00 | 0.00 |
| Tot: | AllStar (1 Yrs) | AllStar | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||
| Tot: | Playoffs (1 Yrs) | Playoffs | 2 | 3 | 1 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 0 | .333 | .333 | .667 | 1.000 | .333 | .333 | .500 | 0.00 | 33.33 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 52 | 45 | 50 | 48 | 50 | 79 | .493 |