| 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 |
| 1989 | Miami | IndyNCAA | NCAA-1 | 19 | 15 | 2 | 2.01 | 20 | 19 | 8 | 3 | 1 | 0 | 0 | 147.2 | 98 | 35 | 33 | 6 | 36 | 177 | 3 | 0 | 1 | 0.91 | 5.97 | 0.37 | 2.19 | 10.79 | 2.13 | 4.92 | ||
| 1990 | Gulf Coast White Sox | GCL | Rk | CHA | - | 20 | 1 | 0 | 3.60 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 10.0 | 11 | 4 | 4 | 0 | 1 | 16 | 2 | 1 | 0 | 1.20 | 9.90 | 0.00 | 0.90 | 14.40 | 3.60 | 16.00 |
| 1990 | Sarasota White Sox | FSL | A+ | CHA | - | 20 | 1 | 1 | 1.84 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 14.2 | 8 | 4 | 3 | 0 | 3 | 23 | 0 | 0 | 0 | 0.75 | 4.91 | 0.00 | 1.84 | 14.11 | 2.45 | 7.67 |
| 1990 | Birmingham Barons | Sou | AA | CHA | - | 20 | 3 | 0 | 1.08 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 25.0 | 20 | 7 | 3 | 0 | 6 | 27 | 0 | 0 | 0 | 1.04 | 7.20 | 0.00 | 2.16 | 9.72 | 2.52 | 4.50 |
| 1990 | Chicago White Sox | AL | MLB | CHA | 32 | 20 | 5 | 5 | 3.80 | 13 | 13 | 3 | 0 | 0 | 0 | 0 | 87.2 | 89 | 40 | 37 | 6 | 34 | 61 | 1 | 0 | 3 | 1.40 | 9.14 | 0.62 | 3.49 | 6.26 | 4.11 | 1.79 |
| 1991 | Chicago White Sox | AL | MLB | CHA | 32 | 21 | 9 | 13 | 4.51 | 34 | 32 | 2 | 0 | 2 | 1 | 0 | 191.2 | 186 | 100 | 96 | 16 | 88 | 145 | 4 | 1 | 2 | 1.43 | 8.73 | 0.75 | 4.13 | 6.81 | 4.70 | 1.65 |
| 1992 | Vancouver Canadians | PCL | AAA | CHA | - | 22 | 2 | 1 | 0.94 | 4 | 3 | 2 | 1 | 1 | 0 | 0 | 28.2 | 15 | 8 | 3 | 0 | 6 | 27 | 0 | 0 | 0 | 0.73 | 4.71 | 0.00 | 1.88 | 8.48 | 2.51 | 4.50 |
| 1992 | Chicago White Sox | AL | MLB | CHA | 32 | 22 | 8 | 11 | 4.27 | 29 | 29 | 4 | 2 | 0 | 0 | 0 | 187.2 | 199 | 100 | 89 | 21 | 50 | 95 | 3 | 0 | 8 | 1.33 | 9.54 | 1.01 | 2.40 | 4.56 | 4.80 | 1.90 |
| 1993 | Chicago White Sox | AL | MLB | CHA | 32 | 23 | 18 | 9 | 3.13 | 34 | 34 | 3 | 1 | 0 | 0 | 0 | 247.1 | 221 | 95 | 86 | 27 | 67 | 169 | 8 | 0 | 6 | 1.16 | 8.04 | 0.98 | 2.44 | 6.15 | 3.46 | 2.52 |
| 1994 | Chicago White Sox | AL | MLB | CHA | 32 | 24 | 11 | 7 | 3.86 | 24 | 24 | 4 | 3 | 0 | 0 | 0 | 170.1 | 163 | 83 | 73 | 25 | 50 | 122 | 3 | 1 | 1 | 1.25 | 8.61 | 1.32 | 2.64 | 6.45 | 4.39 | 2.44 |
| 1995 | Chicago White Sox | AL | MLB | CHA | 32 | 25 | 12 | 8 | 3.80 | 30 | 30 | 5 | 2 | 0 | 0 | 0 | 203.2 | 200 | 98 | 86 | 19 | 65 | 159 | 3 | 0 | 0 | 1.30 | 8.84 | 0.84 | 2.87 | 7.03 | 4.33 | 2.45 |
| 1996 | Chicago White Sox | AL | MLB | CHA | 32 | 26 | 16 | 10 | 3.45 | 35 | 35 | 6 | 1 | 0 | 0 | 0 | 258.0 | 248 | 110 | 99 | 34 | 72 | 200 | 5 | 0 | 7 | 1.24 | 8.65 | 1.19 | 2.51 | 6.98 | 3.84 | 2.78 |
| 1997 | Florida Marlins | NL | MLB | MIA | 32 | 27 | 17 | 12 | 3.59 | 32 | 32 | 5 | 1 | 0 | 0 | 0 | 220.2 | 193 | 93 | 88 | 25 | 69 | 183 | 9 | 0 | 4 | 1.19 | 7.87 | 1.02 | 2.81 | 7.46 | 3.79 | 2.65 |
| 1999 | Florida Marlins | NL | MLB | MIA | 32 | 29 | 7 | 8 | 3.38 | 24 | 24 | 1 | 0 | 0 | 0 | 0 | 141.0 | 135 | 60 | 53 | 10 | 41 | 91 | 2 | 0 | 4 | 1.25 | 8.62 | 0.64 | 2.62 | 5.81 | 3.83 | 2.22 |
| 2000 | Florida Marlins | NL | MLB | MIA | 32 | 30 | 4 | 4 | 4.13 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 52.1 | 59 | 25 | 24 | 7 | 16 | 27 | 0 | 0 | 0 | 1.43 | 10.15 | 1.20 | 2.75 | 4.64 | 4.30 | 1.69 |
| Tot: | MLB (10 yrs) | MLB | 107 | 87 | 3.74 | 263 | 261 | 33 | 10 | 1 | 2 | 0 | 1760.1 | 1693 | 804 | 731 | 190 | 552 | 1252 | 38 | 2 | 35 | 1.28 | 8.66 | 0.97 | 2.82 | 6.40 | 4.11 | 2.27 | ||||
| Tot: | AL (7 yrs) | AL | 79 | 63 | 3.78 | 199 | 197 | 27 | 9 | 1 | 2 | 0 | 1346.1 | 1306 | 626 | 566 | 148 | 426 | 951 | 27 | 2 | 27 | 1.29 | 8.73 | 0.99 | 2.85 | 6.36 | 4.18 | 2.23 | ||||
| Tot: | NL (3 yrs) | NL | 28 | 24 | 3.59 | 64 | 64 | 6 | 1 | 0 | 0 | 0 | 414.0 | 387 | 178 | 165 | 42 | 126 | 301 | 11 | 0 | 8 | 1.24 | 8.41 | 0.91 | 2.74 | 6.54 | 3.87 | 2.39 | ||||
| Tot: | Minors (2 yrs) | Minors | 7 | 2 | 1.49 | 12 | 11 | 2 | 1 | 0 | 1 | 0 | 78.1 | 54 | 23 | 13 | 0 | 16 | 93 | 2 | 1 | 0 | 0.89 | 6.20 | 0.00 | 1.84 | 10.69 | 2.64 | 5.81 | ||||
| Tot: | Rk (1 yrs) | Rk | 1 | 0 | 3.60 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 10.0 | 11 | 4 | 4 | 0 | 1 | 16 | 2 | 1 | 0 | 1.20 | 9.90 | 0.00 | 0.90 | 14.40 | 3.60 | 16.00 | ||||
| Tot: | A+ (1 yrs) | A+ | 1 | 1 | 1.84 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 14.2 | 8 | 4 | 3 | 0 | 3 | 23 | 0 | 0 | 0 | 0.75 | 4.91 | 0.00 | 1.84 | 14.11 | 2.45 | 7.67 | ||||
| Tot: | AA (1 yrs) | AA | 3 | 0 | 1.08 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 25.0 | 20 | 7 | 3 | 0 | 6 | 27 | 0 | 0 | 0 | 1.04 | 7.20 | 0.00 | 2.16 | 9.72 | 2.52 | 4.50 | ||||
| Tot: | AAA (1 yrs) | AAA | 2 | 1 | 0.94 | 4 | 3 | 2 | 1 | 0 | 1 | 0 | 28.2 | 15 | 8 | 3 | 0 | 6 | 27 | 0 | 0 | 0 | 0.73 | 4.71 | 0.00 | 1.88 | 8.48 | 2.51 | 4.50 | ||||
| Tot: | College (1 yrs) | College | 15 | 2 | 2.01 | 20 | 19 | 8 | 3 | 0 | 1 | 0 | 147.2 | 98 | 35 | 33 | 6 | 36 | 177 | 3 | 0 | 1 | 0.91 | 5.97 | 0.37 | 2.19 | 10.79 | 2.13 | 4.92 | ||||
| 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 |
| 1987 | Team USA 18u | Intl Competition | USA | 17 | 0 | 1 | 6.23 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 8.2 | 9 | 6 | 6 | 0 | 4 | 9 | 0 | 0 | 0 | 1.50 | 9.35 | 0.00 | 4.15 | 9.35 | 6.23 | 2.25 |
| 1993 | Chicago White Sox | Championship Series | Playoffs | 23 | 0 | 2 | 1.80 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 15.0 | 15 | 0 | 3 | 0 | 6 | 10 | 0 | 0 | 0 | 1.40 | 9.00 | 0.00 | 3.60 | 6.00 | 0.00 | 1.67 |
| 1997 | Florida Marlins | Division Series | Playoffs | 27 | 1 | 0 | 2.57 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7.0 | 7 | 0 | 2 | 0 | 0 | 5 | 0 | 0 | 0 | 1.00 | 9.00 | 0.00 | 0.00 | 6.43 | 0.00 | 0.00 |
| 1997 | Florida Marlins | Championship Series | Playoffs | 27 | 0 | 1 | 16.87 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2.2 | 6 | 0 | 5 | 0 | 1 | 3 | 0 | 0 | 0 | 2.62 | 20.25 | 0.00 | 3.37 | 10.12 | 0.00 | 3.00 |
| Tot: | USA (1 Yrs) | USA | 0 | 1 | 6.23 | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 8.2 | 9 | 6 | 6 | 0 | 4 | 9 | 0 | 0 | 0 | 1.50 | 9.35 | 0.00 | 4.15 | 9.35 | 6.23 | 2.25 | ||
| Tot: | Playoffs (2 Yrs) | Playoffs | 1 | 3 | 3.65 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 24.2 | 28 | 0 | 10 | 0 | 7 | 18 | 0 | 0 | 0 | 1.42 | 10.22 | 0.00 | 2.55 | 6.57 | 0.00 | 2.57 |
| 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 |
| 1989 | Miami | IndyNCAA | NCAA-1 | 19 | P | 27 | 53 | 7 | 14 | 2 | 0 | 1 | 8 | 2 | 1 | 13 | 10 | 0 | 0 | 2 | 0 | 0 | 19 | 68 | 3 | 11 | .264 | .397 | .358 | .755 | .358 | .094 | .295 | 19.12 | 14.71 | 0.77 | 53.00 | |||
| 1997 | Florida Marlins | NL | MLB | MIA | 32 | 27 | P | 31 | 66 | 3 | 10 | 6 | 0 | 0 | 4 | 0 | 0 | 6 | 20 | 0 | 7 | 1 | 0 | 1 | 16 | 80 | 6 | 4 | .152 | .219 | .242 | .461 | .182 | .090 | .213 | 7.50 | 25.00 | 3.33 | 0.00 | |
| 1999 | Florida Marlins | NL | MLB | MIA | 32 | 29 | P | 24 | 43 | 3 | 10 | 1 | 0 | 3 | 7 | 0 | 0 | 0 | 5 | 0 | 3 | 0 | 0 | 1 | 20 | 46 | 4 | 6 | .233 | .233 | .465 | .698 | .233 | .232 | .200 | 0.00 | 10.87 | 0.00 | 14.33 | |
| 2000 | Florida Marlins | NL | MLB | MIA | 32 | 30 | P | 9 | 17 | 1 | 2 | 1 | 0 | 0 | 3 | 0 | 0 | 3 | 10 | 0 | 0 | 0 | 0 | 2 | 3 | 20 | 1 | 1 | .118 | .250 | .176 | .426 | .235 | .058 | .286 | 15.00 | 50.00 | 3.33 | 0.00 | |
| Tot: | MLB (3 yrs) | MLB | 64 | 126 | 7 | 22 | 8 | 0 | 3 | 14 | 0 | 0 | 9 | 35 | 0 | 10 | 1 | 0 | 4 | 39 | 146 | 11 | 11 | .175 | .228 | .310 | .537 | .206 | .135 | .213 | 6.16 | 23.97 | 3.89 | 42.00 | ||||||
| Tot: | NL (3 yrs) | NL | 64 | 126 | 7 | 22 | 8 | 0 | 3 | 14 | 0 | 0 | 9 | 35 | 0 | 10 | 1 | 0 | 4 | 39 | 146 | 11 | 11 | .175 | .228 | .310 | .537 | .206 | .135 | .213 | 6.16 | 23.97 | 3.89 | 42.00 | ||||||
| Tot: | College (1 yrs) | College | 27 | 53 | 7 | 14 | 2 | 0 | 1 | 8 | 2 | 1 | 13 | 10 | 0 | 0 | 2 | 0 | 0 | 19 | 68 | 3 | 11 | .264 | .397 | .358 | .756 | .358 | .094 | .295 | 19.12 | 14.71 | 0.77 | 53.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | ||||||
| Avg: | College - 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 |
| 1987 | Team USA 18u | Intl Competition | USA | 17 | 7 | 25 | 5 | 8 | 1 | 0 | 1 | 3 | 0 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 12 | 29 | 2 | 6 | .320 | .000 | .480 | .480 | .320 | .160 | .318 | 13.79 | 6.90 | 0.50 | 25.00 |
| 1997 | Florida Marlins | Division Series | Playoffs | 27 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .333 | .000 | .333 | .500 | .000 | .000 | 33.33 | 33.33 | 1.00 | 0.00 |
| 1997 | Florida Marlins | Championship Series | Playoffs | 27 | 1 | 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: | USA (1 Yrs) | USA | 7 | 25 | 5 | 8 | 1 | 0 | 1 | 3 | 0 | 0 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 12 | 29 | 2 | 6 | .320 | .414 | .480 | .894 | .320 | .160 | .318 | 13.79 | 6.90 | 0.50 | 25.00 | ||
| Tot: | Playoffs (1 Yrs) | Playoffs | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .250 | .000 | .250 | .333 | .000 | .000 | 25.00 | 50.00 | 2.00 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 63 | 77 | 66 | 78 | 66 | 61 | .536 |