| 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) |
| 1995 | GCL Pirates | GCL | Rk | - | pit | 18 | 16 | 13 | 9 | 61.1 | 4.26 | 1.32 | 10.57 | 0.59 | 1.32 | 7.04 | 0.19 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 23-36 | 4 | Woody Huyke |
| 1996 | Augusta | SAL | A | - | pit | 19 | 60 | 26 | 26 | 135.2 | 3.52 | 1.17 | 8.16 | 0.73 | 2.39 | 7.10 | 0.34 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 71-70 | 3 | Jay Loviglio |
| 1997 | Lynchburg | Caro | A+ | - | pit | 20 | 2 | 24 | 24 | 160.1 | 3.31 | 1.17 | 8.64 | 0.95 | 1.85 | 6.79 | 0.27 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 82-58 | 1 | Jeff Banister, Jeff Richardson |
| 1998 | Carolina | Sou | AA | - | pit | 21 | 41 | 23 | 22 | 127.0 | 5.46 | 1.65 | 11.20 | 1.28 | 3.61 | 6.38 | 0.57 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 59-80 | 5 | Jeff Banister |
| 1999 | Altoona | East | AA | - | pit | 22 | 14 | 25 | 25 | 153.0 | 3.65 | 1.47 | 9.82 | 0.88 | 3.41 | 5.88 | 0.58 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 67-73 | 1 | Marty Brown |
| Nashville | PCL | AAA | - | pit | 22 | - | 3 | 3 | 13.0 | 10.38 | 2.46 | 15.23 | 0.69 | 6.92 | 7.62 | 0.91 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 80-60 | 2 | Trent Jewett | |
| 2000 | Lynchburg | Caro | A+ | - | pit | 23 | - | 1 | 1 | 7.0 | 3.86 | 1.43 | 10.29 | -- | 2.57 | 3.86 | 0.67 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 66-72 | 2 | Tracy Woodson |
| Nashville | PCL | AAA | - | pit | 23 | - | 13 | 13 | 88.2 | 3.65 | 1.21 | 8.32 | 0.71 | 2.54 | 5.28 | 0.48 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 63-79 | 4 | Richie Hebner, Trent Jewett | |
| Pittsburgh | NL | MLB | 69 | pit | 23 | - | 20 | 12 | 71.2 | 6.40 | 1.73 | 11.05 | 1.26 | 4.52 | 6.28 | 0.72 | 0.91 | 3 | 4 | 291 | .302 | 338 | 3.56 | 40.8 | 59.2 | 8.2 | 69-93 | 5 | Gene Lamont | |
| 2001 | Nashville | PCL | AAA | 15 | pit | 24 | 40 | 9 | 9 | 66.1 | 3.93 | 1.18 | 8.55 | 0.81 | 2.04 | 6.65 | 0.31 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 64-77 | 3 | Marty Brown |
| Pittsburgh | NL | MLB | 69 | pit | 24 | - | 24 | 13 | 88.1 | 5.09 | 1.51 | 10.09 | 1.22 | 3.46 | 3.97 | 0.87 | 1.26 | 2 | 4 | 342 | .289 | 390 | 3.45 | 38.5 | 61.5 | 9.0 | 62-100 | 6 | Lloyd McClendon | |
| 2002 | Nashville | PCL | AAA | 15 | pit | 25 | 1 | 22 | 21 | 143.0 | 2.96 | 1.08 | 7.93 | 0.63 | 1.76 | 7.30 | 0.24 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 72-71 | 3 | Marty Brown |
| Pittsburgh | NL | MLB | 69 | pit | 25 | - | 9 | 4 | 27.0 | 4.00 | 1.67 | 10.00 | 0.33 | 5.00 | 7.33 | 0.68 | 1.07 | 0 | 0 | 106 | .283 | 123 | 3.50 | 39.4 | 60.6 | 8.4 | 72-89 | 4 | Lloyd McClendon | |
| 2003 | Pawtucket | IL | AAA | 33 | bos | 26 | 4 | 24 | 24 | 149.2 | 3.43 | 1.14 | 8.90 | 0.54 | 1.38 | 9.32 | 0.15 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 83-61 | 1 | Buddy Bailey |
| Boston | AL | MLB | 61 | bos | 26 | - | 6 | 0 | 17.1 | 2.08 | 0.81 | 5.19 | -- | 2.08 | 7.27 | 0.29 | 0.57 | 0 | 1 | 61 | .164 | 66 | 3.39 | 33.5 | 66.5 | 9.4 | 95-67 | 2 | Grady Little | |
| 2004 | Boston | AL | MLB | 61 | bos | 27 | 13 | 32 | 29 | 178.2 | 4.03 | 1.22 | 8.61 | 0.86 | 2.37 | 7.15 | 0.33 | 0.75 | 16 | 20 | 688 | .249 | 764 | 3.69 | 35.5 | 64.5 | 8.3 | 98-64 | 2 | Terry Francona |
| 2005 | Boston | AL | MLB | 61 | bos | 28 | 51 | 35 | 32 | 205.1 | 4.51 | 1.30 | 9.34 | 0.96 | 2.37 | 4.38 | 0.54 | 0.67 | 20 | 14 | 802 | .266 | 878 | 3.76 | 35.6 | 64.4 | 6.2 | 95-67 | 2 | Terry Francona |
| 2006 | Cincinnati | NL | MLB | 61 | cin | 29 | 5 | 35 | 35 | 240.2 | 3.29 | 1.19 | 8.30 | 1.16 | 2.39 | 6.88 | 0.35 | 0.66 | 23 | 5 | 912 | .243 | 992 | 3.88 | 36.0 | 64.0 | 8.0 | 80-82 | 3 | Jerry Narron |
| 2007 | Cincinnati | NL | MLB | 61 | cin | 30 | 18 | 34 | 34 | 210.2 | 4.23 | 1.40 | 9.91 | 1.20 | 2.69 | 6.66 | 0.40 | 0.60 | 22 | 13 | 828 | .280 | 921 | 3.72 | 36.2 | 63.8 | 7.7 | 72-90 | 5 | Jerry Narron, Pete Mackanin |
| 2008 | Cincinnati | NL | MLB | 61 | cin | 31 | 27 | 34 | 34 | 200.0 | 4.77 | 1.44 | 9.86 | 1.31 | 3.06 | 7.34 | 0.42 | 0.79 | 18 | 6 | 778 | .281 | 871 | 3.94 | 37.8 | 62.2 | 8.0 | 74-88 | 5 | Dusty Baker |
| 2009 | Cincinnati | NL | MLB | 61 | cin | 32 | 9 | 33 | 33 | 220.1 | 3.84 | 1.27 | 8.74 | 1.27 | 2.66 | 5.19 | 0.51 | 0.86 | 23 | 9 | 835 | .256 | 923 | 3.70 | 36.9 | 63.1 | 6.3 | 78-84 | 4 | Dusty Baker |
| 2010 | Cincinnati | NL | MLB | 61 | cin | 33 | 13 | 33 | 33 | 215.2 | 3.88 | 1.15 | 7.85 | 1.21 | 2.46 | 5.05 | 0.49 | 0.79 | 21 | 6 | 804 | .234 | 880 | 3.69 | 34.7 | 65.3 | 6.9 | 91-71 | 1 | Dusty Baker |
| 2011 | Cincinnati | NL | MLB | 61 | cin | 34 | 30 | 32 | 32 | 199.0 | 5.07 | 1.37 | 10.27 | 2.08 | 2.04 | 4.88 | 0.42 | 0.66 | 15 | 6 | 793 | .286 | 855 | 3.63 | 35.1 | 64.9 | 6.0 | 79-83 | 3 | Dusty Baker |
| 2012 | Cincinnati | NL | MLB | 61 | cin | 35 | 18 | 32 | 32 | 202.0 | 3.74 | 1.21 | 9.31 | 1.16 | 1.56 | 5.75 | 0.27 | 0.74 | 19 | 5 | 757 | .276 | 808 | 3.65 | 32.9 | 67.1 | 6.8 | 97-65 | 1 | Dusty Baker |
| 2013 | Cincinnati | NL | MLB | cin | 36 | 5/24/2013 | 10 | 10 | 66.1 | 3.39 | 1.13 | 8.55 | 0.95 | 1.63 | 5.16 | 0.32 | -- | -- | -- | -- | -- | -- | -- | -- | Dusty Baker | |||||
| MLB Totals (14 years) | 369 | 333 | 2143 | 4 | 1.30 | 9.18 | 1.21 | 2.52 | 5.85 | 0.43 | -- | 182 | 93 | 7997 | .273 | 8809 | -- | -- | -- | -- | .505 | -- | ||||||||
| Minor League Totals (9 years) | 183 | 177 | 1105 | 1 | 1.28 | 9.15 | 0.80 | 2.36 | 6.94 | 0.34 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .498 | -- | ||||||||
| AAA Totals (5 years) | 71 | 70 | 461 | 1 | 1.18 | 8.61 | 0.64 | 1.97 | 7.48 | 0.26 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .510 | -- | ||||||||
| AA Totals (2 years) | 48 | 47 | 280 | 0 | 1.55 | 10.45 | 1.06 | 3.50 | 6.11 | 0.57 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .452 | -- | ||||||||
| A+ Totals (2 years) | 25 | 25 | 167 | 0 | 1.18 | 8.73 | 0.92 | 1.89 | 6.68 | 0.28 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .532 | -- | ||||||||
| A Totals (1 year) | 26 | 26 | 136 | 0 | 1.17 | 8.14 | 0.73 | 2.38 | 7.08 | 0.34 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .504 | -- | ||||||||
| Rookie Totals (1 year) | 13 | 9 | 61 | 0 | 1.33 | 10.62 | 0.59 | 1.33 | 7.08 | 0.19 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | .390 | -- | ||||||||