| 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 | Quad Cities Angels | Midw | A | CAL | - | 18 | 13 | 10 | 2.66 | 26 | 26 | 17 | 2 | 0 | 0 | 0 | 200.0 | 171 | 80 | 59 | 11 | 74 | 197 | 12 | 0 | 3 | 1.23 | 7.70 | 0.50 | 3.33 | 8.87 | 3.60 | 2.66 |
| 1979 | Wisconsin Rapids Twins | Midw | A | MIN | - | 19 | 6 | 1 | 4.19 | 10 | 10 | 4 | 0 | 0 | 0 | 0 | 73.0 | 62 | 35 | 34 | 13 | 18 | 80 | 5 | 0 | 0 | 1.10 | 7.64 | 1.60 | 2.22 | 9.86 | 4.32 | 4.44 |
| 1979 | Orlando Twins | Sou | AA | MIN | - | 19 | 4 | 10 | 7.28 | 19 | 14 | 4 | 0 | 5 | 0 | 1 | 94.0 | 128 | 85 | 76 | 9 | 50 | 63 | 7 | 0 | 1 | 1.89 | 12.26 | 0.86 | 4.79 | 6.03 | 8.14 | 1.26 |
| 1980 | Visalia Oaks | Calif | A+ | MIN | - | 20 | 14 | 9 | 3.32 | 28 | 28 | 12 | 3 | 0 | 0 | 0 | 195.0 | 186 | 90 | 72 | 11 | 82 | 179 | 7 | 0 | 5 | 1.37 | 8.58 | 0.51 | 3.78 | 8.26 | 4.15 | 2.18 |
| 1981 | Orlando Twins | Sou | AA | MIN | - | 21 | 6 | 2 | 3.53 | 11 | 11 | 1 | 0 | 0 | 0 | 0 | 74.0 | 81 | 38 | 29 | 10 | 20 | 98 | 1 | 0 | 0 | 1.36 | 9.85 | 1.22 | 2.43 | 11.92 | 4.62 | 4.90 |
| 1981 | Minnesota Twins | AL | MLB | MIN | 27,39 | 21 | 3 | 6 | 3.58 | 14 | 12 | 1 | 1 | 2 | 1 | 0 | 78.0 | 76 | 33 | 31 | 6 | 24 | 43 | 1 | 2 | 1 | 1.28 | 8.77 | 0.69 | 2.77 | 4.96 | 3.81 | 1.79 |
| 1982 | Minnesota Twins | AL | MLB | MIN | 39 | 22 | 10 | 14 | 4.31 | 33 | 32 | 4 | 1 | 1 | 1 | 0 | 208.2 | 201 | 112 | 100 | 32 | 80 | 129 | 3 | 0 | 0 | 1.35 | 8.67 | 1.38 | 3.45 | 5.56 | 4.83 | 1.61 |
| 1983 | Toledo Mud Hens | IL | AAA | MIN | - | 23 | 6 | 3 | 3.88 | 11 | 11 | 4 | 0 | 0 | 0 | 0 | 69.2 | 60 | 34 | 30 | 4 | 37 | 64 | 6 | 0 | 0 | 1.39 | 7.75 | 0.52 | 4.78 | 8.27 | 4.39 | 1.73 |
| 1983 | Minnesota Twins | AL | MLB | MIN | 39 | 23 | 5 | 8 | 8.18 | 16 | 14 | 1 | 0 | 2 | 0 | 0 | 80.1 | 110 | 75 | 73 | 11 | 38 | 40 | 6 | 0 | 0 | 1.84 | 12.32 | 1.23 | 4.26 | 4.48 | 8.40 | 1.05 |
| 1984 | Toledo Mud Hens | IL | AAA | MIN | - | 24 | 11 | 10 | 2.61 | 25 | 25 | 12 | 1 | 0 | 0 | 0 | 169.0 | 142 | 56 | 49 | 14 | 70 | 169 | 10 | 0 | 3 | 1.25 | 7.56 | 0.75 | 3.73 | 9.00 | 2.98 | 2.41 |
| 1985 | Rochester Red Wings | IL | AAA | BAL | - | 25 | 8 | 10 | 4.85 | 34 | 19 | 2 | 0 | 15 | 12 | 5 | 133.2 | 135 | 79 | 72 | 15 | 52 | 129 | 6 | 0 | 0 | 1.40 | 9.09 | 1.01 | 3.50 | 8.69 | 5.32 | 2.48 |
| 1985 | Baltimore Orioles | AL | MLB | BAL | 31 | 25 | 0 | 1 | 8.79 | 8 | 1 | 0 | 0 | 7 | 3 | 0 | 14.1 | 20 | 14 | 14 | 4 | 10 | 19 | 0 | 0 | 0 | 2.09 | 12.56 | 2.51 | 6.28 | 11.93 | 8.79 | 1.90 |
| 1986 | Baltimore Orioles | AL | MLB | BAL | 47 | 26 | 3 | 3 | 4.56 | 46 | 0 | 0 | 0 | 46 | 19 | 1 | 71.0 | 64 | 37 | 36 | 7 | 29 | 57 | 6 | 0 | 0 | 1.31 | 8.11 | 0.89 | 3.68 | 7.23 | 4.69 | 1.97 |
| 1987 | Rochester Red Wings | IL | AAA | BAL | - | 27 | 2 | 3 | 6.03 | 9 | 6 | 0 | 0 | 3 | 1 | 0 | 31.1 | 36 | 22 | 21 | 3 | 17 | 16 | 1 | 0 | 1 | 1.69 | 10.34 | 0.86 | 4.88 | 4.60 | 6.32 | 0.94 |
| 1987 | Albuquerque Dukes | PCL | AAA | LAN | - | 27 | 0 | 1 | 5.14 | 3 | 2 | 0 | 0 | 1 | 0 | 0 | 7.0 | 5 | 5 | 4 | 0 | 7 | 3 | 2 | 0 | 1 | 1.71 | 6.43 | 0.00 | 9.00 | 3.86 | 6.43 | 0.43 |
| 1987 | Los Angeles Dodgers | NL | MLB | LAN | 41 | 27 | 0 | 0 | 4.33 | 31 | 1 | 0 | 0 | 30 | 10 | 1 | 35.1 | 30 | 18 | 17 | 2 | 23 | 23 | 3 | 3 | 1 | 1.50 | 7.64 | 0.51 | 5.86 | 5.86 | 4.58 | 1.00 |
| 1988 | Colorado Springs Sky Sox | PCL | AAA | CLE | - | 28 | 0 | 0 | 2.40 | 9 | 1 | 0 | 0 | 8 | 3 | 0 | 15.0 | 12 | 4 | 4 | 1 | 4 | 7 | 1 | 0 | 0 | 1.07 | 7.20 | 0.60 | 2.40 | 4.20 | 2.40 | 1.75 |
| 1988 | Los Angeles Dodgers | NL | MLB | LAN | 41 | 28 | 0 | 0 | 4.66 | 9 | 0 | 0 | 0 | 9 | 4 | 0 | 9.2 | 15 | 5 | 5 | 1 | 4 | 8 | 0 | 1 | 0 | 1.97 | 13.97 | 0.93 | 3.72 | 7.45 | 4.66 | 2.00 |
| 1988 | Cleveland Indians | AL | MLB | CLE | 22 | 28 | 2 | 3 | 3.14 | 28 | 0 | 0 | 0 | 28 | 14 | 1 | 57.1 | 62 | 22 | 20 | 7 | 17 | 30 | 0 | 1 | 0 | 1.38 | 9.73 | 1.10 | 2.67 | 4.71 | 3.45 | 1.76 |
| 1989 | Toledo Mud Hens | IL | AAA | DET | - | 29 | 5 | 3 | 2.64 | 16 | 8 | 1 | 1 | 8 | 4 | 2 | 58.0 | 56 | 19 | 17 | 5 | 17 | 59 | 0 | 0 | 3 | 1.26 | 8.69 | 0.78 | 2.64 | 9.16 | 2.95 | 3.47 |
| 1989 | Cleveland Indians | AL | MLB | CLE | 22 | 29 | 0 | 0 | 4.05 | 7 | 0 | 0 | 0 | 7 | 4 | 0 | 13.1 | 18 | 6 | 6 | 3 | 7 | 6 | 1 | 0 | 0 | 1.88 | 12.15 | 2.03 | 4.73 | 4.05 | 4.05 | 0.86 |
| 1989 | Detroit Tigers | AL | MLB | DET | 55 | 29 | 1 | 2 | 5.56 | 13 | 1 | 0 | 0 | 12 | 7 | 0 | 22.2 | 28 | 14 | 14 | 3 | 14 | 15 | 1 | 0 | 3 | 1.85 | 11.12 | 1.19 | 5.56 | 5.96 | 5.56 | 1.07 |
| Tot: | MLB (8 yrs) | MLB | 24 | 37 | 4.81 | 205 | 61 | 6 | 2 | 63 | 144 | 3 | 590.2 | 624 | 336 | 316 | 76 | 246 | 370 | 21 | 7 | 5 | 1.47 | 9.51 | 1.16 | 3.75 | 5.64 | 5.12 | 1.50 | ||||
| Tot: | AL (7 yrs) | AL | 24 | 37 | 4.85 | 165 | 60 | 6 | 2 | 49 | 105 | 2 | 545.2 | 579 | 313 | 294 | 73 | 219 | 339 | 18 | 3 | 4 | 1.46 | 9.55 | 1.20 | 3.61 | 5.59 | 5.16 | 1.55 | ||||
| Tot: | NL (2 yrs) | NL | 0 | 0 | 4.40 | 40 | 1 | 0 | 0 | 14 | 39 | 1 | 45.0 | 45 | 23 | 22 | 3 | 27 | 31 | 3 | 4 | 1 | 1.60 | 9.00 | 0.60 | 5.40 | 6.20 | 4.60 | 1.15 | ||||
| Tot: | Minors (10 yrs) | Minors | 75 | 62 | 3.75 | 201 | 161 | 57 | 7 | 20 | 40 | 8 | 1119.2 | 1074 | 547 | 467 | 96 | 448 | 1064 | 58 | 0 | 17 | 1.36 | 8.63 | 0.77 | 3.60 | 8.55 | 4.40 | 2.38 | ||||
| Tot: | A (2 yrs) | A | 19 | 11 | 3.07 | 36 | 36 | 21 | 2 | 0 | 0 | 0 | 273.0 | 233 | 115 | 93 | 24 | 92 | 277 | 17 | 0 | 3 | 1.19 | 7.68 | 0.79 | 3.03 | 9.13 | 3.79 | 3.01 | ||||
| Tot: | A+ (1 yrs) | A+ | 14 | 9 | 3.32 | 28 | 28 | 12 | 3 | 0 | 0 | 0 | 195.0 | 186 | 90 | 72 | 11 | 82 | 179 | 7 | 0 | 5 | 1.37 | 8.58 | 0.51 | 3.78 | 8.26 | 4.15 | 2.18 | ||||
| Tot: | AA (2 yrs) | AA | 10 | 12 | 5.62 | 30 | 25 | 5 | 0 | 0 | 5 | 1 | 168.0 | 209 | 123 | 105 | 19 | 70 | 161 | 8 | 0 | 1 | 1.66 | 11.20 | 1.02 | 3.75 | 8.62 | 6.59 | 2.30 | ||||
| Tot: | AAA (6 yrs) | AAA | 32 | 30 | 3.67 | 107 | 72 | 19 | 2 | 20 | 35 | 7 | 483.2 | 446 | 219 | 197 | 42 | 204 | 447 | 26 | 0 | 8 | 1.34 | 8.30 | 0.78 | 3.80 | 8.32 | 4.08 | 2.19 | ||||
| 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 |
| 1981 | Orlando Twins | Sou | AA | MIN | - | 21 | P | 11 | 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 | |
| 1987 | Albuquerque Dukes | PCL | AAA | LAN | - | 27 | P | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1987 | Los Angeles Dodgers | NL | MLB | LAN | 41 | 27 | P | 31 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1988 | Los Angeles Dodgers | NL | MLB | LAN | 41 | 28 | P | 9 | 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 (2 yrs) | MLB | 40 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 33.33 | ||||||||
| Tot: | NL (2 yrs) | NL | 40 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 33.33 | ||||||||
| Tot: | Minors (2 yrs) | Minors | 14 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 25.00 | ||||||||
| Tot: | AA (1 yrs) | AA | 11 | 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: | AAA (1 yrs) | AAA | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .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 |
| 66 | 53 | 50 | 61 | 50 | 60 | .472 |