| 2003 | Lowell | NYPL | A- | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 47 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .976 | 82 | 1 | 2 |
| 2004 | Sarasota | FSL | A+ | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .990 | 188 | 13 | 2 |
| | Daytona | FSL | A+ | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1.000 | 28 | 1 | 0 |
| 2005 | West Tennessee | Sou | AA | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 77 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .971 | 130 | 5 | 4 |
| | Iowa | PCL | AAA | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .923 | 12 | 0 | 1 |
| | Chi Cubs | NL | MLB | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 43 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- | .969 | -- | -- | -- | 62 | 1 | 2 |
| 2006 | Chi Cubs | NL | MLB | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 133 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- | .988 | -- | -- | -- | 240 | 3 | 3 |
| 2007 | Iowa | PCL | AAA | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 38 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1.000 | 64 | 3 | 0 |
| | Chi Cubs | NL | MLB | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 1 | 41 | 0 | 0 | -- | -- | -- | -- | -- | -- | 1.000 | -- | .944 | -- | 115 | 3 | 4 |
| 2008 | Iowa | PCL | AAA | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 49 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .972 | 65 | 4 | 2 |
| | Sacramento | PCL | AAA | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | -- | .967 | 56 | 2 | 2 |
| | Chi Cubs | NL | MLB | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 2 | 0 | 0 | -- | -- | -- | -- | -- | -- | 1.000 | -- | 1.000 | -- | 14 | 0 | 0 |
| | Oakland | AL | MLB | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- | 1.000 | -- | -- | -- | 27 | 1 | 0 |
| 2009 | Colorado Springs | PCL | AAA | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 94 | 0 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | .966 | -- | 167 | 5 | 6 |
| | Colorado | NL | MLB | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 5 | 0 | 0 | -- | -- | -- | -- | -- | -- | 1.000 | -- | 1.000 | -- | 13 | 0 | 0 |
Minor League Totals | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 94 | 368 | 0 | -- | -- | -- | -- | -- | -- | -- | -- | .966 | .981 | 792 | 34 | 19 |