| 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 |
| 1983 | Illinois | Big10 | NCAA-1 | 21 | 3 | 6 | 4.89 | 19 | 10 | 0 | 0 | 9 | 0 | 0 | 57.0 | 64 | 36 | 31 | 0 | 26 | 37 | 0 | 0 | 0 | 1.58 | 10.11 | 0.00 | 4.11 | 5.84 | 5.68 | 1.42 | ||
| 1985 | Illinois | Big10 | NCAA-1 | 23 | 13 | 1 | 1.98 | 21 | 13 | 9 | 4 | 8 | 0 | 2 | 100.0 | 81 | 29 | 22 | 0 | 28 | 74 | 0 | 0 | 0 | 1.09 | 7.29 | 0.00 | 2.52 | 6.66 | 2.61 | 2.64 | ||
| 1985 | Gulf Coast White Sox | GCL | Rk | CHA | - | 23 | 7 | 5 | 1.67 | 13 | 13 | 4 | 2 | 0 | 0 | 0 | 86.0 | 68 | 34 | 16 | 2 | 10 | 63 | 3 | 0 | 0 | 0.91 | 7.12 | 0.21 | 1.05 | 6.59 | 3.56 | 6.30 |
| 1986 | Appleton Foxes | Midw | A | CHA | - | 24 | 5 | 5 | 2.31 | 11 | 11 | 3 | 1 | 0 | 0 | 0 | 78.0 | 71 | 29 | 20 | 2 | 14 | 51 | 4 | 0 | 4 | 1.09 | 8.19 | 0.23 | 1.62 | 5.88 | 3.35 | 3.64 |
| 1986 | Birmingham Barons | Sou | AA | CHA | - | 24 | 3 | 4 | 4.44 | 21 | 9 | 0 | 0 | 12 | 6 | 1 | 73.0 | 77 | 38 | 36 | 9 | 27 | 41 | 5 | 0 | 2 | 1.42 | 9.49 | 1.11 | 3.33 | 5.05 | 4.68 | 1.52 |
| 1987 | Birmingham Barons | Sou | AA | CHA | - | 25 | 8 | 11 | 4.27 | 30 | 23 | 3 | 0 | 7 | 3 | 0 | 158.0 | 173 | 100 | 75 | 18 | 63 | 139 | 9 | 0 | 8 | 1.49 | 9.85 | 1.03 | 3.59 | 7.92 | 5.70 | 2.21 |
| 1988 | Vancouver Canadians | PCL | AAA | CHA | - | 26 | 5 | 2 | 2.23 | 44 | 0 | 0 | 0 | 44 | 25 | 10 | 72.2 | 61 | 21 | 18 | 2 | 20 | 41 | 2 | 0 | 3 | 1.11 | 7.56 | 0.25 | 2.48 | 5.08 | 2.60 | 2.05 |
| 1988 | Chicago White Sox | AL | MLB | CHA | 25 | 26 | 0 | 2 | 3.45 | 17 | 0 | 0 | 0 | 17 | 6 | 0 | 28.2 | 39 | 11 | 11 | 1 | 8 | 16 | 1 | 0 | 0 | 1.64 | 12.24 | 0.31 | 2.51 | 5.02 | 3.45 | 2.00 |
| 1989 | South Bend White Sox | Midw | A | CHA | - | 27 | 0 | 0 | 0.00 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 3.1 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0.30 | 2.70 | 0.00 | 0.00 | 10.80 | 0.00 | 0.00 |
| 1989 | Chicago White Sox | AL | MLB | CHA | 30 | 27 | 4 | 5 | 3.31 | 53 | 0 | 0 | 0 | 53 | 27 | 6 | 87.0 | 90 | 35 | 32 | 9 | 19 | 58 | 4 | 1 | 8 | 1.25 | 9.31 | 0.93 | 1.97 | 6.00 | 3.62 | 3.05 |
| 1990 | Chicago White Sox | AL | MLB | CHA | 30 | 28 | 3 | 5 | 3.32 | 56 | 0 | 0 | 0 | 56 | 11 | 2 | 76.0 | 63 | 33 | 28 | 7 | 24 | 39 | 2 | 0 | 4 | 1.14 | 7.46 | 0.83 | 2.84 | 4.62 | 3.91 | 1.63 |
| 1991 | Chicago White Sox | AL | MLB | CHA | 22 | 29 | 7 | 2 | 2.41 | 51 | 0 | 0 | 0 | 51 | 7 | 0 | 71.0 | 59 | 22 | 19 | 7 | 20 | 40 | 2 | 0 | 3 | 1.11 | 7.48 | 0.89 | 2.54 | 5.07 | 2.79 | 2.00 |
| 1992 | Chicago White Sox | AL | MLB | CHA | 22 | 30 | 5 | 2 | 4.93 | 39 | 0 | 0 | 0 | 39 | 12 | 1 | 73.0 | 79 | 43 | 40 | 9 | 27 | 27 | 1 | 2 | 2 | 1.45 | 9.74 | 1.11 | 3.33 | 3.33 | 5.30 | 1.00 |
| 1993 | Chicago White Sox | AL | MLB | CHA | 22 | 31 | 2 | 3 | 3.22 | 39 | 0 | 0 | 0 | 39 | 9 | 1 | 58.2 | 62 | 25 | 21 | 5 | 11 | 29 | 3 | 0 | 2 | 1.24 | 9.51 | 0.77 | 1.69 | 4.45 | 3.84 | 2.64 |
| 1993 | Philadelphia Phillies | NL | MLB | PHI | 39 | 31 | 1 | 0 | 2.55 | 8 | 0 | 0 | 0 | 8 | 2 | 0 | 17.2 | 15 | 7 | 5 | 1 | 3 | 11 | 0 | 1 | 0 | 1.02 | 7.64 | 0.51 | 1.53 | 5.60 | 3.57 | 3.67 |
| 1994 | New York Yankees | AL | MLB | NYA | 39 | 32 | 1 | 2 | 3.60 | 26 | 0 | 0 | 0 | 26 | 7 | 0 | 35.0 | 43 | 18 | 14 | 3 | 9 | 21 | 2 | 0 | 1 | 1.49 | 11.06 | 0.77 | 2.31 | 5.40 | 4.63 | 2.33 |
| 1994 | Chicago Cubs | NL | MLB | CHN | 47 | 32 | 0 | 0 | 4.50 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 4.0 | 8 | 2 | 2 | 1 | 1 | 2 | 0 | 0 | 0 | 2.25 | 18.00 | 2.25 | 2.25 | 4.50 | 4.50 | 2.00 |
| 1995 | Nashville Sounds | Amer | AAA | CHA | - | 33 | 4 | 3 | 3.98 | 44 | 0 | 0 | 0 | 44 | 13 | 3 | 86.0 | 89 | 40 | 38 | 10 | 20 | 79 | 3 | 0 | 4 | 1.27 | 9.31 | 1.05 | 2.09 | 8.27 | 4.19 | 3.95 |
| 1996 | Charlotte Knights | IL | AAA | MIA | - | 34 | 3 | 3 | 2.96 | 38 | 0 | 0 | 0 | 38 | 33 | 17 | 51.2 | 42 | 21 | 17 | 3 | 12 | 53 | 2 | 0 | 4 | 1.05 | 7.32 | 0.52 | 2.09 | 9.23 | 3.66 | 4.42 |
| 1996 | Florida Marlins | NL | MLB | MIA | 46 | 34 | 1 | 1 | 5.79 | 12 | 0 | 0 | 0 | 12 | 2 | 0 | 18.2 | 16 | 15 | 12 | 3 | 9 | 9 | 1 | 0 | 0 | 1.34 | 7.71 | 1.45 | 4.34 | 4.34 | 7.23 | 1.00 |
| 1997 | Charlotte Knights | IL | AAA | MIA | - | 35 | 4 | 7 | 3.39 | 59 | 0 | 0 | 0 | 59 | 28 | 8 | 79.2 | 82 | 40 | 30 | 10 | 11 | 70 | 3 | 0 | 6 | 1.17 | 9.26 | 1.13 | 1.24 | 7.91 | 4.52 | 6.36 |
| 1997 | Florida Marlins | NL | MLB | MIA | 46 | 35 | 0 | 0 | 3.86 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 2.1 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1.71 | 11.57 | 3.86 | 3.86 | 0.00 | 3.86 | 0.00 |
| 1998 | Charlotte Knights | IL | AAA | MIA | - | 36 | 1 | 2 | 4.15 | 29 | 0 | 0 | 0 | 29 | 25 | 14 | 34.2 | 33 | 17 | 16 | 1 | 10 | 33 | 1 | 0 | 0 | 1.24 | 8.57 | 0.26 | 2.60 | 8.57 | 4.41 | 3.30 |
| 1998 | Florida Marlins | NL | MLB | MIA | 44 | 36 | 0 | 1 | 5.13 | 23 | 0 | 0 | 0 | 23 | 11 | 0 | 33.1 | 42 | 19 | 19 | 5 | 7 | 26 | 2 | 0 | 1 | 1.47 | 11.34 | 1.35 | 1.89 | 7.02 | 5.13 | 3.71 |
| 1999 | Indianapolis Indians | IL | AAA | CIN | - | 37 | 1 | 0 | 8.44 | 4 | 0 | 0 | 0 | 4 | 1 | 0 | 5.1 | 9 | 7 | 5 | 2 | 1 | 1 | 0 | 0 | 0 | 1.88 | 15.19 | 3.38 | 1.69 | 1.69 | 11.81 | 1.00 |
| Tot: | MLB (10 yrs) | MLB | 24 | 23 | 3.63 | 328 | 0 | 0 | 0 | 94 | 328 | 10 | 505.1 | 519 | 231 | 204 | 52 | 139 | 278 | 18 | 4 | 21 | 1.30 | 9.24 | 0.93 | 2.48 | 4.95 | 4.11 | 2.00 | ||||
| Tot: | AL (7 yrs) | AL | 22 | 21 | 3.46 | 281 | 0 | 0 | 0 | 79 | 281 | 10 | 429.1 | 435 | 187 | 165 | 41 | 118 | 230 | 15 | 3 | 20 | 1.29 | 9.12 | 0.86 | 2.47 | 4.82 | 3.92 | 1.95 | ||||
| Tot: | NL (5 yrs) | NL | 2 | 2 | 4.62 | 47 | 0 | 0 | 0 | 15 | 47 | 0 | 76.0 | 84 | 44 | 39 | 11 | 21 | 48 | 3 | 1 | 1 | 1.38 | 9.95 | 1.30 | 2.49 | 5.68 | 5.21 | 2.29 | ||||
| Tot: | Minors (10 yrs) | Minors | 41 | 42 | 3.35 | 295 | 56 | 10 | 3 | 134 | 239 | 53 | 728.1 | 706 | 347 | 271 | 59 | 188 | 575 | 32 | 0 | 31 | 1.23 | 8.72 | 0.73 | 2.32 | 7.11 | 4.29 | 3.06 | ||||
| Tot: | Rk (1 yrs) | Rk | 7 | 5 | 1.67 | 13 | 13 | 4 | 2 | 0 | 0 | 0 | 86.0 | 68 | 34 | 16 | 2 | 10 | 63 | 3 | 0 | 0 | 0.91 | 7.12 | 0.21 | 1.05 | 6.59 | 3.56 | 6.30 | ||||
| Tot: | A (2 yrs) | A | 5 | 5 | 2.21 | 13 | 11 | 3 | 1 | 0 | 2 | 0 | 81.1 | 72 | 29 | 20 | 2 | 14 | 55 | 4 | 0 | 4 | 1.06 | 7.97 | 0.22 | 1.55 | 6.09 | 3.21 | 3.93 | ||||
| Tot: | AA (2 yrs) | AA | 11 | 15 | 4.32 | 51 | 32 | 3 | 0 | 9 | 19 | 1 | 231.0 | 250 | 138 | 111 | 27 | 90 | 180 | 14 | 0 | 10 | 1.47 | 9.74 | 1.05 | 3.51 | 7.01 | 5.38 | 2.00 | ||||
| Tot: | AAA (6 yrs) | AAA | 18 | 17 | 3.38 | 218 | 0 | 0 | 0 | 125 | 218 | 52 | 330.0 | 316 | 146 | 124 | 28 | 74 | 277 | 11 | 0 | 17 | 1.18 | 8.62 | 0.76 | 2.02 | 7.55 | 3.98 | 3.74 | ||||
| Tot: | College (2 yrs) | College | 16 | 7 | 3.04 | 40 | 23 | 9 | 4 | 0 | 17 | 2 | 157.0 | 145 | 65 | 53 | 0 | 54 | 111 | 0 | 0 | 0 | 1.27 | 8.31 | 0.00 | 3.10 | 6.36 | 3.73 | 2.06 | ||||
| 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 | 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 |
| 1996 | Charlotte Knights | IL | AAA | MIA | - | 34 | P | 38 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .250 | .000 | .250 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1996 | Florida Marlins | NL | MLB | MIA | 46 | 34 | P | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .333 | .000 | .333 | .500 | .000 | .000 | 33.33 | 0.00 | 0.00 | 0.00 | |
| 1997 | Charlotte Knights | IL | AAA | MIA | - | 35 | P | 59 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | .500 | .500 | .500 | 1.000 | .000 | .000 | .500 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1997 | Florida Marlins | NL | MLB | MIA | 46 | 35 | P | 2 | 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 | |
| 1998 | Charlotte Knights | IL | AAA | MIA | - | 36 | P | 29 | 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 | |
| 1998 | Florida Marlins | NL | MLB | MIA | 44 | 36 | P | 23 | 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 | |
| Tot: | MLB (3 yrs) | MLB | 37 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .167 | .000 | .167 | .200 | .000 | .000 | 16.67 | 33.33 | 2.00 | |||||||
| Tot: | NL (3 yrs) | NL | 37 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | .000 | .167 | .000 | .167 | .200 | .000 | .000 | 16.67 | 33.33 | 2.00 | |||||||
| Tot: | Minors (3 yrs) | Minors | 126 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 1 | .167 | .286 | .167 | .452 | .000 | .000 | .333 | 0.00 | 42.86 | ||||||||
| Tot: | AAA (3 yrs) | AAA | 126 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 7 | 0 | 1 | .167 | .286 | .167 | .452 | .000 | .000 | .333 | 0.00 | 42.86 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | Minors - 162 game avg | College | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 46 | 80 | 51 | 73 | 51 | 65 | .515 |