| 1986 | Quinnipiac | NCAA | NCAA | | | 19 | - | 8 | 7 | 48.0 | 3.56 | 1.46 | 8.06 | -- | 5.06 | 8.25 | 0.61 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0-0 | 0 | -- |
| 1987 | Quinnipiac | NCAA | NCAA | | | 20 | - | 12 | 11 | 70.1 | 3.33 | 1.52 | 9.34 | -- | 4.35 | 7.55 | 0.58 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0-0 | 0 | -- |
| 1988 | Quinnipiac | NCAA | NCAA | | | 21 | - | | | 77.0 | 3.27 | 1.38 | 7.36 | -- | 5.03 | 8.06 | 0.62 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0-0 | 0 | -- |
| | Pulaski | App | Rk | - | atl | 21 | 3 | 14 | 14 | 101.0 | 3.83 | 1.14 | 7.57 | 0.27 | 2.67 | 7.75 | 0.34 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 35-35 | 2 | Cloyd Boyer |
| 1989 | Burlington | Midw | A | - | atl | 22 | 4 | 22 | 22 | 159.0 | 2.21 | 1.06 | 7.19 | 0.40 | 2.32 | 8.66 | 0.27 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 60-77 | 5 | Jim Saul |
| | Durham | Caro | A+ | - | atl | 22 | - | 3 | 3 | 24.0 | 1.13 | 0.79 | 4.88 | -- | 2.25 | 10.13 | 0.22 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 84-54 | 1 | Grady Little |
| | Greenville | Sou | AA | - | atl | 22 | - | 1 | 1 | 3.2 | 9.82 | 2.18 | 17.18 | 7.36 | 2.45 | 7.36 | 0.33 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 70-69 | 4 | Buddy Bailey |
| 1990 | Durham | Caro | A+ | - | atl | 23 | - | 6 | 5 | 38.2 | 1.86 | 1.01 | 5.59 | 0.70 | 3.49 | 6.05 | 0.58 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 71-68 | 3 | Grady Little |
| | Greenville | Sou | AA | - | atl | 23 | 65 | 36 | 13 | 91.0 | 5.74 | 1.68 | 10.38 | 0.49 | 4.75 | 8.41 | 0.56 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 57-87 | 5 | Buddy Bailey |
| 1991 | Greenville | Sou | AA | - | atl | 24 | 8 | 25 | 20 | 147.2 | 2.56 | 1.23 | 7.92 | 0.24 | 3.11 | 7.44 | 0.42 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 88-56 | 1 | Chris Chambliss |
| | Richmond | IL | AAA | - | atl | 24 | - | 3 | 3 | 21.0 | 3.43 | 1.71 | 8.57 | 1.29 | 6.86 | 7.71 | 0.89 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 65-79 | 4 | Phil Niekro |
| 1992 | Iowa | Amer | AAA | - | chc | 25 | - | 4 | 4 | 25.0 | 1.44 | 1.28 | 6.12 | 1.08 | 5.40 | 4.32 | 1.25 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 51-92 | 4 | Brad Mills |
| 1993 | Iowa | Amer | AAA | - | chc | 26 | 8 | 25 | 25 | 148.2 | 4.60 | 1.31 | 8.96 | 0.54 | 2.85 | 6.66 | 0.43 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 85-59 | 1 | Marv Foley |
| | Chi Cubs | NL | MLB | 13 | chc | 26 | - | 7 | 4 | 22.2 | 4.37 | 1.41 | 9.53 | -- | 3.18 | 5.96 | 0.53 | 1.08 | 2 | 0 | 88 | .273 | 98 | 3.73 | 38.5 | 61.5 | 6.3 | 84-78 | 4 | Jim Lefebvre |
| 1994 | Iowa | Amer | AAA | - | chc | 27 | 2 | 23 | 23 | 168.0 | 2.95 | 1.01 | 7.55 | 0.64 | 1.50 | 6.32 | 0.24 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 69-74 | 5 | Richard Patterson |
| | Chi Cubs | NL | MLB | 13 | chc | 27 | - | 6 | 2 | 14.1 | 11.93 | 2.23 | 13.81 | 1.88 | 6.28 | 5.65 | 1.11 | 0.90 | 0 | 0 | 63 | .349 | 76 | 3.54 | 41.3 | 58.7 | 7.8 | 49-64 | 5 | Tom Trebelhorn |
| 1995 | Daytona | FSL | A+ | - | chc | 28 | - | 4 | 2 | 7.2 | 1.17 | 0.78 | 5.87 | -- | 1.17 | 9.39 | 0.13 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 87-48 | 1 | Dave Trembley |
| | Orlando | Sou | AA | - | chc | 28 | - | 5 | 0 | 7.0 | 3.86 | 1.43 | 7.71 | -- | 5.14 | 9.00 | 0.57 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 76-67 | 2 | Bruce Kimm |
| | Chi Cubs | NL | MLB | 13 | chc | 28 | - | 43 | 0 | 60.1 | 4.92 | 1.57 | 10.59 | 1.64 | 3.58 | 7.46 | 0.48 | 1.02 | 0 | 2 | 238 | .298 | 270 | 3.65 | 36.2 | 63.8 | 13.0 | 73-71 | 3 | Jim Riggleman |
| 1996 | Chi Cubs | NL | MLB | 13 | chc | 29 | 45 | 70 | 0 | 79.1 | 2.84 | 1.29 | 6.58 | 0.91 | 4.99 | 8.51 | 0.59 | 1.02 | 0 | 3 | 288 | .201 | 339 | 3.73 | 39.2 | 60.8 | 11.9 | 76-86 | 4 | Jim Riggleman |
| 1997 | NY Mets | NL | MLB | 99 | nym | 30 | 85 | 13 | 0 | 16.1 | 4.96 | 1.78 | 8.27 | 1.65 | 7.71 | 5.51 | 1.40 | 0.70 | 0 | 0 | 0 | -- | 0 | -- | 41.3 | 58.7 | 7.8 | 88-74 | 3 | Bobby Valentine |
| | Chi Cubs | NL | MLB | 13 | chc | 30 | 85 | 52 | 0 | 60.0 | 4.20 | 1.53 | 7.95 | 0.60 | 5.85 | 8.10 | 0.72 | 0.72 | 0 | 1 | 223 | .238 | 269 | 3.35 | 38.7 | 61.3 | 13.5 | 68-94 | 5 | Jim Riggleman |
| 1998 | NY Mets | NL | MLB | 99 | nym | 31 | - | 66 | 0 | 76.2 | 2.93 | 1.24 | 7.28 | 0.47 | 3.87 | 6.81 | 0.57 | 0.77 | 0 | 2 | 281 | .221 | 319 | 3.67 | 38.3 | 61.7 | 10.0 | 88-74 | 2 | Bobby Valentine |
| 1999 | NY Mets | NL | MLB | 99 | nym | 32 | 59 | 80 | 0 | 85.2 | 3.05 | 1.37 | 8.40 | 0.95 | 3.89 | 8.09 | 0.48 | 0.41 | 0 | 2 | 327 | .245 | 369 | 3.89 | 36.7 | 63.3 | 11.8 | 97-66 | 2 | Bobby Valentine |
| 2000 | NY Mets | NL | MLB | 99 | nym | 33 | 60 | 77 | 0 | 82.2 | 3.59 | 1.22 | 6.53 | 0.98 | 4.46 | 7.95 | 0.56 | 0.93 | 0 | 5 | 291 | .206 | 346 | 3.98 | 38.2 | 61.8 | 9.8 | 94-68 | 2 | Bobby Valentine |
| 2001 | Philadelphia | NL | MLB | 13 | phi | 34 | - | 21 | 0 | 15.2 | 7.47 | 2.11 | 12.06 | 2.30 | 6.89 | 8.62 | 0.80 | 0.45 | 0 | 0 | 0 | -- | 0 | -- | 41.0 | 59.0 | 8.6 | 86-76 | 2 | Larry Bowa |
| | NY Mets | NL | MLB | 99 | nym | 34 | - | 49 | 0 | 51.1 | 3.51 | 1.25 | 7.36 | 1.40 | 3.86 | 7.19 | 0.54 | 0.73 | 0 | 3 | 188 | .223 | 217 | 3.87 | 35.6 | 64.4 | 10.8 | 82-80 | 3 | Bobby Valentine |
| 2003 | Clearwater | FSL | A+ | - | phi | 36 | - | 5 | 5 | 6.0 | 0.00 | 0.50 | 4.50 | -- | 0.00 | 7.50 | 0.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 72-61 | 3 | Roly De Armas |
| | Philadelphia | NL | MLB | 13 | phi | 36 | - | 56 | 0 | 64.0 | 3.38 | 1.28 | 7.59 | 0.84 | 3.94 | 3.80 | 1.04 | 0.72 | 0 | 6 | 230 | .235 | 273 | 3.67 | 40.2 | 59.8 | 6.0 | 86-76 | 3 | Larry Bowa |
| 2004 | Colorado Springs | PCL | AAA | - | col | 37 | - | 12 | 8 | 14.0 | 5.79 | 1.64 | 12.21 | 1.29 | 2.57 | 5.14 | 0.50 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 78-65 | 2 | Marv Foley |
| | Colorado | NL | MLB | 99 | col | 37 | - | 12 | 0 | 16.2 | 7.02 | 1.98 | 11.34 | 2.16 | 6.48 | 5.94 | 1.09 | 0.62 | 0 | 2 | 64 | .328 | 80 | 4.20 | 41.7 | 58.3 | 6.8 | 68-94 | 4 | Clint Hurdle |
| Minor League Totals (10 years) | 188 | 148 | 964 | 2 | 1.20 | 7.94 | 0.50 | 2.87 | 7.37 | 0.39 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .514 | -- | |
| College Totals (3 years) | 20 | 18 | 195 | 0 | 1.45 | 8.26 | 0.00 | 4.80 | 7.94 | 0.60 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| AAA Totals (5 years) | 67 | 63 | 377 | 2 | 1.21 | 8.24 | 0.69 | 2.63 | 6.35 | 0.41 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .485 | -- | |
| AA Totals (4 years) | 67 | 34 | 250 | 0 | 1.41 | 8.93 | 0.43 | 3.74 | 7.81 | 0.48 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .511 | -- | |
| A+ Totals (4 years) | 18 | 15 | 77 | 0 | 0.87 | 5.26 | 0.35 | 2.57 | 7.71 | 0.33 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .576 | -- | |
| A Totals (1 year) | 22 | 22 | 159 | 0 | 1.06 | 7.19 | 0.40 | 2.32 | 8.66 | 0.27 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .438 | -- | |
| Rookie Totals (1 year) | 14 | 14 | 101 | 0 | 1.14 | 7.57 | 0.27 | 2.67 | 7.75 | 0.34 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .500 | -- | |