| Year | Team | Lg | Level | Unif | Org | Age | Rk | G | GS | IP | ERA | WHIP | H9 | HR9 | BB9 | SO9 | BB/SO | GB/FB | QS | HB | AB | Bavg | TBF | Pit/B | Bal | Str | Sw | Record | TR | Manager(s) |
| 1979 | Butte | Pio | Rk | - | mil | 3 | 14 | 14 | 13 | 90.0 | 4.40 | 1.64 | 11.30 | 0.30 | 3.50 | 7.50 | 0.47 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 32-34 | 3 | Tom Gamboa, Ken Richardson |
| 1980 | Burlington | Midw | A | - | mil | 4 | - | 16 | 1 | 43.0 | 4.81 | 1.49 | 10.26 | 0.21 | 3.14 | 3.14 | 1.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 70-72 | 2 | Duane Espy |
| 1994 | GCL Marlins | GCL | Rk | - | fla | 18 | - | 8 | 7 | 37.0 | 1.95 | 1.08 | 8.27 | 0.24 | 1.46 | 8.03 | 0.18 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 38-21 | 1 | Juan Bustabad |
| 1995 | Kane County | Midw | A | - | fla | 19 | 15 | 26 | 26 | 147.0 | 4.22 | 1.39 | 9.98 | 0.67 | 2.51 | 6.31 | 0.40 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 69-69 | 3 | Lynn Jones |
| 1996 | Brevard County | FSL | A+ | - | fla | 20 | 8 | 24 | 23 | 146.0 | 3.58 | 1.05 | 7.95 | 0.80 | 1.54 | 4.25 | 0.36 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 47-92 | 6 | Fredi Gonzalez |
| Portland | East | AA | - | fla | 20 | - | 4 | 4 | 27.0 | 4.33 | 1.11 | 8.67 | 0.33 | 1.33 | 4.33 | 0.31 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 83-58 | 1 | Carlos Tosca | |
| 1997 | Portland | East | AA | - | fla | 21 | 5 | 29 | 29 | 175.2 | 4.61 | 1.43 | 10.45 | 1.18 | 2.46 | 5.89 | 0.42 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 79-63 | 1 | Fredi Gonzalez |
| 1998 | Florida | NL | MLB | 34 | fla | 22 | 64 | 31 | 31 | 174.1 | 5.21 | 1.54 | 11.46 | 1.03 | 2.37 | 4.54 | 0.52 | -- | 0 | 0 | 0 | -- | 0 | -- | -- | -- | -- | 54-108 | 5 | Jim Leyland |
| 1999 | Florida | NL | MLB | 34 | fla | 23 | 36 | 31 | 31 | 178.1 | 5.60 | 1.52 | 10.80 | 1.56 | 2.88 | 3.63 | 0.79 | -- | 0 | 0 | 0 | -- | 0 | -- | -- | -- | -- | 64-98 | 5 | John Boles |
| 2000 | KC Royals | AL | MLB | 59 | kc | 24 | - | 11 | 10 | 71.2 | 4.77 | 1.37 | 10.55 | 1.00 | 1.76 | 3.27 | 0.54 | 0.72 | 0 | 0 | 0 | -- | 0 | -- | 33.7 | 66.3 | 5.5 | 77-85 | 4 | Tony Muser |
| San Diego | NL | MLB | 34 | sd | 24 | - | 22 | 22 | 124.2 | 5.34 | 1.60 | 10.83 | 1.73 | 3.61 | 3.83 | 0.94 | 1.19 | 9 | 8 | 498 | .301 | 565 | 3.41 | 38.9 | 61.1 | 6.3 | 76-86 | 5 | Bruce Bochy | |
| 2001 | Omaha | PCL | AAA | - | kc | 25 | 71 | 18 | 18 | 105.0 | 6.17 | 1.55 | 12.26 | 1.80 | 1.71 | 6.34 | 0.27 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 70-74 | 3 | John Mizerock |
| KC Royals | AL | MLB | 31 | kc | 25 | - | 10 | 10 | 50.1 | 6.97 | 1.69 | 13.05 | 2.15 | 2.15 | 3.75 | 0.57 | 0.82 | 2 | 1 | 208 | .351 | 224 | 3.52 | 36.2 | 63.8 | 4.7 | 65-97 | 5 | Tony Muser | |
| 2002 | Nashville | PCL | AAA | - | pit | 26 | 77 | 23 | 22 | 126.1 | 4.27 | 1.25 | 9.40 | 1.07 | 1.85 | 6.98 | 0.27 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 72-71 | 3 | Marty Brown |
| Pittsburgh | NL | MLB | 46 | pit | 26 | - | 11 | 11 | 62.2 | 3.88 | 1.21 | 8.90 | 1.01 | 2.01 | 4.45 | 0.45 | 0.91 | 6 | 1 | 242 | .256 | 259 | 3.56 | 33.7 | 66.3 | 5.3 | 72-89 | 4 | Lloyd McClendon | |
| 2003 | Nashville | PCL | AAA | - | pit | 27 | - | 9 | 8 | 51.0 | 1.41 | 0.63 | 5.65 | 0.35 | 0.00 | 7.06 | 0.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 81-62 | 1 | Trent Jewett |
| Pittsburgh | NL | MLB | 46 | pit | 27 | - | 34 | 7 | 76.1 | 4.72 | 1.34 | 10.73 | 0.94 | 1.30 | 4.48 | 0.29 | 1.08 | 1 | 1 | 314 | .290 | 329 | 3.47 | 32.0 | 68.0 | 6.0 | 75-87 | 4 | Lloyd McClendon | |
| 2004 | Pittsburgh | NL | MLB | 46 | pit | 28 | - | 68 | 0 | 78.0 | 3.58 | 1.22 | 8.77 | 0.81 | 2.19 | 5.31 | 0.41 | 1.11 | 0 | 0 | 293 | .259 | 323 | 3.47 | 34.3 | 65.7 | 7.4 | 72-89 | 5 | Lloyd McClendon |
| 2005 | Pittsburgh | NL | MLB | 46 | pit | 29 | - | 65 | 0 | 74.2 | 4.58 | 1.41 | 10.13 | 0.96 | 2.53 | 5.30 | 0.48 | 0.87 | 0 | 0 | 293 | .287 | 326 | 3.44 | 35.8 | 64.2 | 5.5 | 67-95 | 6 | Lloyd McClendon, Pete Mackanin |
| 2006 | Tampa Bay | AL | MLB | 46 | tb | 30 | 75 | 53 | 0 | 69.2 | 5.17 | 1.51 | 11.63 | 1.81 | 1.94 | 4.52 | 0.43 | 0.65 | 0 | 0 | 288 | .312 | 312 | 3.54 | 36.4 | 63.6 | 5.4 | 61-101 | 5 | Joe Maddon |
| MLB Totals (9 years) | 336 | 122 | 961 | 2 | 1.46 | 10.73 | 1.30 | 2.43 | 4.25 | 0.57 | -- | 18 | 11 | 2136 | .537 | 2338 | -- | -- | -- | -- | .422 | -- | ||||||||
| Minor League Totals (9 years) | 171 | 151 | 948 | 4 | 1.31 | 9.73 | 0.86 | 2.09 | 6.03 | 0.35 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .510 | -- | ||||||||
| AAA Totals (3 years) | 50 | 48 | 282 | 0 | 1.25 | 9.80 | 1.21 | 1.47 | 6.77 | 0.22 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .519 | -- | ||||||||
| AA Totals (2 years) | 33 | 33 | 203 | 1 | 1.39 | 10.20 | 1.06 | 2.31 | 5.67 | 0.41 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .572 | -- | ||||||||
| A+ Totals (1 year) | 24 | 23 | 146 | 1 | 1.05 | 7.95 | 0.80 | 1.54 | 4.25 | 0.36 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .338 | -- | ||||||||
| A Totals (2 years) | 42 | 27 | 190 | 2 | 1.41 | 10.04 | 0.57 | 2.65 | 5.59 | 0.47 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .496 | -- | ||||||||
| Rookie Totals (2 years) | 22 | 20 | 127 | 0 | 1.48 | 10.42 | 0.28 | 2.91 | 7.65 | 0.38 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .560 | -- | ||||||||