| year | team | league | level | age | pos | g | gs | inn | po | a | e | dp | tc | tsc | sb | cs | sb% | fpct | rfg | rfi | rf9i | tm share | pl share | tm rank |
| 1994 | Clinton LumberKings | Midw | A | 20 | P | 9 | 0 | 0.0 | 3 | 7 | 0 | 2 | 10 | 10 | 0 | 0 | 1.000 | 1.1 | 0.00 | 0.00 | 6.5 | 100.0 | 16 | |
| 1994 | Everett Giants | Nwst | A- | 20 | P | 5 | 0 | 0.0 | 0 | 5 | 0 | 1 | 5 | 5 | 0 | 0 | 1.000 | 1.0 | 0.00 | 0.00 | 6.6 | 100.0 | 16 | |
| 1995 | San Jose Giants | Calif | A+ | 21 | P | 27 | 0 | 0.0 | 14 | 17 | 1 | 3 | 32 | 31 | 0 | 0 | .969 | 1.1 | 0.00 | 0.00 | 19.3 | 100.0 | 7 | |
| 1996 | Shreveport Captains | Tex | AA | 22 | P | 27 | 0 | 0.0 | 14 | 22 | 3 | 2 | 39 | 36 | 0 | 0 | .923 | 1.3 | 0.00 | 0.00 | 19.4 | 96.4 | 8 | |
| 1997 | Shreveport Captains | Tex | AA | 23 | P | 48 | 0 | 0.0 | 0 | 7 | 1 | 2 | 8 | 7 | 0 | 0 | .875 | 0.1 | 0.00 | 0.00 | 34.8 | 100.0 | 2 | |
| 1997 | Birmingham Barons | Sou | AA | 23 | P | 12 | 0 | 0.0 | 0 | 2 | 0 | 1 | 2 | 2 | 0 | 0 | 1.000 | 0.2 | 0.00 | 0.00 | 8.7 | 100.0 | 16 | |
| 1998 | Chicago White Sox | AL | MLB | 24 | P | 44 | 0 | 54.1 | 2 | 7 | 1 | 0 | 10 | 9 | 3 | 2 | 0.6 | .900 | 0.2 | 0.17 | 1.53 | 27.2 | 100.0 | 4 |
| 1998 | Calgary Cannons | PCL | AAA | 24 | P | 23 | 0 | 0.0 | 0 | 7 | 0 | 0 | 7 | 7 | 0 | 0 | 1.000 | 0.3 | 0.00 | 0.00 | 16.1 | 100.0 | 10 | |
| 1999 | Chicago White Sox | AL | MLB | 25 | P | 69 | 0 | 67.2 | 2 | 3 | 0 | 0 | 5 | 5 | 2 | 2 | 0.5 | 1.000 | 0.1 | 0.07 | 0.63 | 42.9 | 100.0 | 2 |
| 2000 | Chicago White Sox | AL | MLB | 26 | P | 65 | 0 | 71.0 | 3 | 6 | 0 | 1 | 9 | 9 | 6 | 3 | 0.6667 | 1.000 | 0.1 | 0.13 | 1.17 | 40.1 | 100.0 | 3 |
| 2001 | Chicago White Sox | AL | MLB | 27 | P | 69 | 0 | 78.2 | 2 | 10 | 0 | 0 | 12 | 12 | 4 | 2 | 0.6667 | 1.000 | 0.2 | 0.15 | 1.35 | 42.6 | 100.0 | 2 |
| 2002 | Chicago White Sox | AL | MLB | 28 | P | 47 | 0 | 50.2 | 3 | 6 | 1 | 1 | 10 | 9 | 4 | 0 | 1 | .900 | 0.2 | 0.18 | 1.62 | 29.0 | 100.0 | 5 |
| 2002 | Boston Red Sox | AL | MLB | 28 | P | 20 | 0 | 18.0 | 0 | 3 | 0 | 0 | 3 | 3 | 1 | 0 | 1 | 1.000 | 0.2 | 0.17 | 1.53 | 12.3 | 100.0 | 13 |
| 2003 | Boston Red Sox | AL | MLB | 29 | P | 4 | 0 | 4.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | 0.0 | 0.00 | 0.00 | 2.5 | 100.0 | 24 | |
| 2003 | Pawtucket Red Sox | IL | AAA | 29 | P | 13 | 0 | 0.0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1.000 | 0.1 | 0.00 | 0.00 | 9.0 | 100.0 | 11 | |
| 2004 | Cleveland Indians | AL | MLB | 30 | P | 37 | 0 | 42.2 | 2 | 7 | 0 | 0 | 9 | 9 | 0 | 0 | 1.000 | 0.2 | 0.21 | 1.89 | 22.8 | 100.0 | 5 | |
| 2004 | Buffalo Bisons | IL | AAA | 30 | P | 18 | 0 | 0.0 | 2 | 3 | 0 | 0 | 5 | 5 | 0 | 0 | 1.000 | 0.3 | 0.00 | 0.00 | 12.5 | 100.0 | 10 | |
| 2005 | Cleveland Indians | AL | MLB | 31 | P | 79 | 0 | 73.0 | 6 | 6 | 1 | 2 | 13 | 12 | 0 | 0 | .923 | 0.2 | 0.16 | 1.44 | 48.8 | 100.0 | 1 | |
| 2006 | Chicago Cubs | NL | MLB | 32 | P | 84 | 0 | 76.2 | 4 | 5 | 0 | 1 | 9 | 9 | 0 | 0 | 1.000 | 0.1 | 0.12 | 1.08 | 51.9 | 100.0 | 1 | |
| 2007 | Chicago Cubs | NL | MLB | 33 | P | 78 | 0 | 81.1 | 1 | 8 | 0 | 0 | 9 | 9 | 0 | 0 | 1.000 | 0.1 | 0.11 | 0.99 | 48.1 | 100.0 | 1 | |
| 2008 | Chicago Cubs | NL | MLB | 34 | P | 72 | 0 | 70.0 | 2 | 6 | 0 | 0 | 8 | 8 | 0 | 0 | 1.000 | 0.1 | 0.11 | 0.99 | 44.7 | 100.0 | 2 | |
| 2009 | San Francisco Giants | NL | MLB | 35 | P | 63 | 0 | 63.2 | 4 | 2 | 0 | 0 | 6 | 6 | 0 | 0 | 1.000 | 0.1 | 0.09 | 0.81 | 38.9 | 100.0 | 3 | |
| 2010 | Chicago Cubs | NL | MLB | 36 | P | 24 | 0 | 20.2 | 3 | 4 | 0 | 0 | 7 | 7 | 0 | 0 | 1.000 | 0.3 | 0.35 | 3.15 | 14.8 | 100.0 | 11 | |
| 2010 | Arizona Diamondbacks | NL | MLB | 36 | P | 14 | 0 | 14.1 | 1 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 1.000 | 0.1 | 0.14 | 1.26 | 8.6 | 100.0 | 16 | |
| Tot: | MLB (13 yrs) | MLB | P | 769 | 0 | 782.8 | 35 | 74 | 3 | 5 | 112 | 109 | 20 | 9 | 0.6897 | .973 | 0.1 | 0.14 | 1.25 | |||||
| Tot: | AAA (3 yrs) | AAA | P | 54 | 0 | 0.0 | 2 | 11 | 0 | 0 | 13 | 13 | 0 | 0 | 1.000 | 0.2 | ||||||||
| Tot: | AA (2 yrs) | AA | P | 87 | 0 | 0.0 | 14 | 31 | 4 | 5 | 49 | 45 | 0 | 0 | .918 | 0.5 | ||||||||
| Tot: | A+ (1 yrs) | A+ | P | 27 | 0 | 0.0 | 14 | 17 | 1 | 3 | 32 | 31 | 0 | 0 | .969 | 1.1 | ||||||||
| Tot: | A (1 yrs) | A | P | 9 | 0 | 0.0 | 3 | 7 | 0 | 2 | 10 | 10 | 0 | 0 | 1.000 | 1.1 | ||||||||
| Tot: | A- (1 yrs) | A- | P | 5 | 0 | 0.0 | 0 | 5 | 0 | 1 | 5 | 5 | 0 | 0 | 1.000 | 1.0 |
| year | category | pos P | pos C | pos 1B | pos 2B | pos 3B | pos SS | pos LF | pos CF | pos RF | pos OF | pos DH |
| 1994 | Minor | 14 | - | - | - | - | - | - | - | - | - | - |
| 1995 | Minor | 27 | - | - | - | - | - | - | - | - | - | - |
| 1996 | Minor | 27 | - | - | - | - | - | - | - | - | - | - |
| 1997 | Minor | 60 | - | - | - | - | - | - | - | - | - | - |
| 1998 | Minor | 23 | - | - | - | - | - | - | - | - | - | - |
| 1998 | MLB | 44 | - | - | - | - | - | - | - | - | - | - |
| 1999 | MLB | 69 | - | - | - | - | - | - | - | - | - | - |
| 2000 | MLB | 65 | - | - | - | - | - | - | - | - | - | - |
| 2001 | MLB | 69 | - | - | - | - | - | - | - | - | - | - |
| 2002 | MLB | 67 | - | - | - | - | - | - | - | - | - | - |
| 2003 | Minor | 13 | - | - | - | - | - | - | - | - | - | - |
| 2003 | MLB | 4 | - | - | - | - | - | - | - | - | - | - |
| 2004 | Minor | 18 | - | - | - | - | - | - | - | - | - | - |
| 2004 | MLB | 37 | - | - | - | - | - | - | - | - | - | - |
| 2005 | MLB | 79 | - | - | - | - | - | - | - | - | - | - |
| 2006 | MLB | 84 | - | - | - | - | - | - | - | - | - | - |
| 2007 | MLB | 78 | - | - | - | - | - | - | - | - | - | - |
| 2008 | MLB | 72 | - | - | - | - | - | - | - | - | - | - |
| 2009 | MLB | 63 | - | - | - | - | - | - | - | - | - | - |
| 2010 | MLB | 38 | - | - | - | - | - | - | - | - | - | - |