| 2006 | Reading | East | AA | 18 | phi | 20 | | - | 11 | 21 | 18 | -1 | -0.9 | .222 | .063 | .000 | 0.14 | 0.0 | 2 | 0 | 0.0 | 4.8 | 33.3 | -- | -- | -- | -- | -- | -- | 71-69 | 3 | P.J. Forbes |
| 2010 | Oakland | AL | MLB | 47 | oak | 24 | p | - | 2 | 4 | 4 | -- | -- | .000 | .000 | .000 | 0.00 | 0.0 | 0 | 0 | 0.0 | 0.0 | 75.0 | -- | 3.8 | 15 | 73.3 | 26.7 | 26.7 | 81-81 | 2 | Bob Geren |
| 2011 | Oakland | AL | MLB | 47 | oak | 25 | p | - | 2 | 5 | 5 | -- | -- | .000 | .000 | .000 | 0.00 | 0.0 | 0 | 0 | 0.0 | 0.0 | 20.0 | -- | 2.8 | 14 | 92.9 | 7.1 | 14.3 | 74-88 | 3 | Bob Geren, Bob Melvin |
| 2012 | Washington | NL | MLB | 47 | wan | 26 | p | 93 | 32 | 75 | 68 | -3 | -1.2 | .128 | .078 | .062 | 0.04 | 1.3 | 4 | 2 | 33.3 | 1.3 | 33.3 | 1.27 | 3.3 | 245 | 76.3 | 23.7 | 22.4 | 98-64 | 1 | Davey Johnson |
| 2013 | Washington | NL | MLB | | was | 27 | 5/19/2013 | | 9 | 16 | 14 | 1 | 1.7 | .125 | .333 | .250 | 0.33 | 6.3 | 1 | 1 | 50.0 | 6.3 | 18.8 | -- | -- | -- | -- | -- | -- | -- | -- | Davey Johnson |
| Minor League Totals (1 year) | 11 | 21 | 18 | -1 | -0.9 | .222 | .063 | .000 | 0.14 | 0.0 | 2 | 0 | 0.0 | 4.8 | 33.3 | -- | -- | -- | -- | -- | -- | .507 | -- | |
| AA Totals (1 year) | 11 | 21 | 18 | -1 | -0.9 | .222 | .063 | .000 | 0.14 | 0.0 | 2 | 0 | 0.0 | 4.8 | 33.3 | -- | -- | -- | -- | -- | -- | .507 | -- | |