| 1990 | Southern Oregon | Nwst | A- | - | oak | 18 | - | 5 | 5 | 24.0 | 1.13 | 0.79 | 3.75 | 0.38 | 3.38 | 12.00 | 0.28 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 40-36 | 2 | Grady Fuson |
| | Madison | Midw | A | - | oak | 18 | - | 3 | 3 | 13.2 | 3.95 | 1.32 | 5.27 | -- | 6.59 | 11.20 | 0.59 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 74-61 | 5 | Casey Parsons |
| 1991 | Huntsville | Sou | AA | 50 | oak | 19 | 29 | 24 | 24 | 132.1 | 3.47 | 1.57 | 8.03 | 0.14 | 6.12 | 7.82 | 0.78 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 61-83 | 4 | Casey Parsons |
| | Oakland | AL | MLB | 59 | oak | 19 | - | 1 | 1 | 4.2 | 9.64 | 1.93 | 13.50 | 1.93 | 3.86 | 11.57 | 0.33 | 0.27 | 0 | 0 | 19 | .368 | 21 | 4.19 | 44.3 | 55.7 | 10.2 | 84-78 | 4 | Tony LaRussa |
| 1992 | Tacoma | PCL | AAA | 50 | oak | 20 | - | 9 | 9 | 45.1 | 3.97 | 1.74 | 8.74 | 0.20 | 6.95 | 5.76 | 1.21 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 56-87 | 5 | Bob Boone |
| 1993 | Tacoma | PCL | AAA | - | oak | 21 | 74 | 16 | 16 | 78.2 | 5.83 | 1.54 | 7.67 | 0.57 | 6.18 | 8.12 | 0.76 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 69-74 | 4 | Bob Boone |
| | Oakland | AL | MLB | 59 | oak | 21 | - | 16 | 16 | 84.0 | 5.04 | 1.64 | 8.14 | 1.07 | 6.64 | 5.04 | 1.32 | 0.45 | 4 | 2 | 313 | .243 | 380 | 4.04 | 45.3 | 54.7 | 6.5 | 68-94 | 7 | Tony LaRussa |
| 1994 | Oakland | AL | MLB | 59 | oak | 22 | 50 | 23 | 23 | 116.2 | 6.09 | 1.69 | 8.33 | 1.54 | 6.87 | 6.40 | 1.07 | 0.57 | 8 | 3 | 432 | .250 | 532 | 4.11 | 43.6 | 56.4 | 6.0 | 51-63 | 2 | Tony LaRussa |
| 1995 | Oakland | AL | MLB | 59 | oak | 23 | 73 | 36 | 14 | 138.1 | 4.88 | 1.31 | 8.13 | 1.04 | 3.64 | 7.94 | 0.46 | 0.56 | 6 | 4 | 513 | .244 | 582 | 3.86 | 37.8 | 62.2 | 7.4 | 67-77 | 4 | Tony LaRussa |
| 1996 | Detroit | AL | MLB | 59 | det | 24 | 58 | 9 | 9 | 36.1 | 11.39 | 2.26 | 13.13 | 2.72 | 7.18 | 3.96 | 1.81 | 0.58 | 0 | 0 | 0 | -- | 0 | -- | 43.5 | 56.5 | 5.0 | 53-109 | 5 | Buddy Bell |
| | Oakland | AL | MLB | 59 | oak | 24 | 58 | 28 | 6 | 63.0 | 7.71 | 1.89 | 12.29 | 1.86 | 4.71 | 5.29 | 0.89 | 0.66 | 1 | 2 | 258 | .333 | 301 | 3.46 | 42.0 | 58.0 | 5.5 | 78-84 | 3 | Art Howe |
| 1997 | Charlotte | FSL | A+ | - | tex | 25 | - | 6 | 6 | 35.2 | 4.04 | 1.29 | 9.08 | 0.76 | 2.52 | 8.33 | 0.30 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 68-71 | 6 | Butch Wynegar |
| | Tulsa | Tex | AA | - | tex | 25 | - | 7 | 7 | 42.2 | 5.06 | 1.59 | 11.18 | 0.42 | 3.16 | 5.48 | 0.58 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 61-78 | 4 | Bob Jones |
| | Omaha | Amer | AAA | - | kc | 25 | - | 11 | 6 | 37.0 | 8.03 | 2.00 | 12.16 | 2.43 | 5.84 | 6.57 | 0.89 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 61-83 | 4 | Mike Jirschele |
| 1998 | Tulsa | Tex | AA | - | tex | 26 | - | 1 | 1 | 4.0 | 4.50 | 1.50 | 4.50 | 2.25 | 9.00 | 4.50 | 2.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 78-62 | 2 | Bob Jones |
| | Oklahoma | PCL | AAA | - | tex | 26 | - | 15 | 13 | 87.0 | 3.72 | 1.30 | 9.10 | 1.14 | 2.59 | 7.14 | 0.36 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 74-70 | 3 | Greg Biagini |
| | Texas | AL | MLB | 51 | tex | 26 | - | 4 | 4 | 19.1 | 8.84 | 1.86 | 12.10 | 2.33 | 4.66 | 4.66 | 1.00 | 0.45 | 0 | 1 | 83 | .313 | 95 | 2.84 | 37.8 | 62.2 | 7.4 | 88-74 | 1 | Johnny Oates |
| | Pittsburgh | NL | MLB | 57 | pit | 26 | - | 18 | 7 | 47.0 | 5.36 | 1.51 | 10.15 | 0.77 | 3.45 | 6.13 | 0.56 | 0.52 | 0 | 0 | 0 | -- | 0 | -- | 40.2 | 59.8 | 9.3 | 69-93 | 6 | Gene Lamont |
| 1999 | Nashville | PCL | AAA | - | pit | 27 | 7 | 27 | 27 | 163.2 | 4.95 | 1.44 | 9.51 | 1.26 | 3.41 | 8.63 | 0.39 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 80-60 | 2 | Trent Jewett |
| 2000 | Iowa | PCL | AAA | - | chc | 28 | - | 10 | 6 | 40.2 | 3.10 | 1.16 | 8.19 | 0.44 | 2.21 | 11.51 | 0.19 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 57-87 | 4 | Dave Trembley |
| | Chi Cubs | NL | MLB | 47 | chc | 28 | - | 51 | 2 | 86.1 | 3.75 | 1.48 | 8.34 | 1.04 | 5.00 | 8.03 | 0.62 | 0.78 | 0 | 2 | 321 | .249 | 378 | 4.13 | 39.4 | 60.6 | 9.4 | 65-97 | 6 | Don Baylor |
| 2001 | Chi Cubs | NL | MLB | 47 | chc | 29 | - | 59 | 0 | 75.0 | 2.52 | 1.35 | 7.56 | 1.08 | 4.56 | 10.80 | 0.42 | 0.85 | 0 | 0 | 282 | .223 | 324 | 4.27 | 37.4 | 62.6 | 13.3 | 88-74 | 3 | Don Baylor |
| 2002 | Texas | AL | MLB | 47 | tex | 30 | - | 50 | 0 | 72.2 | 5.45 | 1.50 | 9.91 | 1.73 | 3.59 | 10.53 | 0.34 | 0.71 | 0 | 3 | 291 | .275 | 326 | 3.98 | 34.7 | 65.3 | 13.0 | 72-90 | 4 | Jerry Narron |
| 2003 | Frisco | Tex | AA | - | tex | 31 | - | 2 | 2 | 9.0 | 2.00 | 1.11 | 8.00 | -- | 2.00 | 7.00 | 0.29 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 73-67 | 2 | Tim Ireland |
| | Louisville | IL | AAA | 55 | cin | 31 | - | 20 | 5 | 54.0 | 3.17 | 1.11 | 8.17 | 0.67 | 1.83 | 7.50 | 0.24 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 79-64 | 1 | Dave Miley |
| | Texas | AL | MLB | 47 | tex | 31 | - | 7 | 1 | 12.2 | 8.53 | 2.29 | 14.21 | 0.71 | 6.39 | 6.39 | 1.00 | 0.81 | 0 | 0 | 58 | .345 | 67 | 3.78 | 41.9 | 58.1 | 5.5 | 71-91 | 4 | Buck Showalter |
| | Cincinnati | NL | MLB | 45 | cin | 31 | - | 9 | 4 | 35.2 | 4.54 | 1.04 | 7.82 | 1.77 | 1.51 | 6.31 | 0.24 | 0.62 | 0 | 0 | 0 | -- | 0 | -- | 33.0 | 67.0 | 9.7 | 69-93 | 5 | Bob Boone, Dave Miley |
| 2004 | Cincinnati | NL | MLB | 45 | cin | 32 | - | 48 | 11 | 115.1 | 6.09 | 1.46 | 10.61 | 1.72 | 2.50 | 5.62 | 0.44 | 0.57 | 3 | 3 | 457 | .298 | 502 | 3.78 | 36.4 | 63.6 | 9.1 | 76-86 | 4 | Dave Miley |
| Minor League Totals (9 years) | 156 | 130 | 769 | 4 | 1.44 | 8.70 | 0.76 | 4.22 | 7.98 | 0.53 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .486 | -- | |
| AAA Totals (7 years) | 108 | 82 | 507 | 3 | 1.44 | 9.02 | 0.99 | 3.92 | 7.99 | 0.49 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .476 | -- | |
| AA Totals (4 years) | 34 | 34 | 188 | 1 | 1.55 | 8.66 | 0.24 | 5.31 | 7.18 | 0.74 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .485 | -- | |
| A+ Totals (1 year) | 6 | 6 | 36 | 0 | 1.28 | 9.00 | 0.75 | 2.50 | 8.25 | 0.30 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .489 | -- | |
| A Totals (1 year) | 3 | 3 | 14 | 0 | 1.29 | 5.14 | 0.00 | 6.43 | 10.93 | 0.59 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .548 | -- | |
| A- Totals (1 year) | 5 | 5 | 24 | 0 | 0.79 | 3.75 | 0.38 | 3.38 | 12.00 | 0.28 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .526 | -- | |