| Date | Team | Opp | Result | Dec | GS | IP | AB | BF | H | R | ER | HR | BB | IBB | SO | HBP | SH | SF | WP | BK | ERA | WHIP | K/9 | BB/9 | FIP | ERA+ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2003 | ||||||||||||||||||||||||||
| Season Total 1-1, 6 SV | 0 | 16.0 | 16 | 6 | 2 | 0 | 3 | 21 | 1.12 | 1.19 | 11.81 | 1.69 | — | 260 |
| Year | Level | Team | Org | G | PA | AB | R | H | TB | 2B | 3B | HR | RBI | BB | SO | SB | CS | HBP | SF | SAC | GIDP | AVG | OBP | SLG | OPS | BABIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | MLB | Kansas City Royals | Kansas City Royals | 22 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | — |
| 2009 | MLB | Kansas City Royals | Kansas City Royals | 25 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | — |
| 2010 | MLB | Kansas City Royals | Kansas City Royals | 18 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | — |
| 2011 | MLB | Kansas City Royals | Kansas City Royals | 31 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | — |
| 2012 | MLB | Kansas City Royals | Kansas City Royals | 32 | 5 | 5 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.200 | 0.200 | 0.200 | 0.400 | 0.200 |
| 2008–2012 | MLB | Career (5 yrs) | 128 | 17 | 16 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.063 | 0.063 | 0.063 | 0.126 | — |
| Year | Level | Team | Org | G | GS | IP | H | R | ER | BB | SO | HR | W | L | SV | ERA | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2007 | AA | Wichita | Kansas City Royals | 17 | 16 | 94.0 | 110 | 62 | 49 | 26 | 94 | 13 | 3 | 6 | 0 | 4.69 | 1.45 | 9.00 |
| 2007 | MLB | Kansas City Royals | Kansas City Royals | 4 | 1 | 12.2 | 11 | 4 | 3 | 4 | 5 | 1 | 0 | 1 | 0 | 2.13 | 1.18 | 3.55 |
| 2008 | MLB | Kansas City Royals | Kansas City Royals | 22 | 22 | 129.0 | 143 | 84 | 79 | 47 | 72 | 12 | 6 | 12 | 0 | 5.51 | 1.47 | 5.02 |
| 2009 | MLB | Kansas City Royals | Kansas City Royals | 25 | 25 | 143.0 | 167 | 109 | 104 | 46 | 106 | 23 | 7 | 13 | 0 | 6.55 | 1.49 | 6.67 |
| 2010 | AAA | Omaha | Kansas City Royals | 2 | 2 | 5.0 | 3 | 1 | 1 | 1 | 4 | 0 | 0 | 0 | 0 | 1.80 | 0.80 | 7.20 |
| 2010 | MLB | Kansas City Royals | Kansas City Royals | 18 | 17 | 103.0 | 110 | 61 | 55 | 37 | 76 | 9 | 6 | 6 | 0 | 4.81 | 1.43 | 6.64 |
| 2011 | MLB | Kansas City Royals | Kansas City Royals | 31 | 31 | 198.0 | 192 | 110 | 103 | 62 | 128 | 23 | 11 | 11 | 0 | 4.68 | 1.28 | 5.82 |
| 2012 | MLB | Kansas City Royals | Kansas City Royals | 32 | 32 | 185.1 | 202 | 127 | 118 | 61 | 144 | 27 | 8 | 16 | 0 | 5.73 | 1.42 | 6.99 |
| 2013 | MLB | Kansas City Royals | Kansas City Royals | 58 | 0 | 70.1 | 41 | 15 | 15 | 17 | 82 | 8 | 5 | 2 | 2 | 1.92 | 0.82 | 10.49 |
| 2015 | AAA | Omaha | Kansas City Royals | 9 | 4 | 10.1 | 16 | 9 | 9 | 8 | 10 | 2 | 0 | 1 | 0 | 7.84 | 2.32 | 8.71 |
| 2015 | MLB | Kansas City Royals | Kansas City Royals | 49 | 0 | 50.2 | 49 | 23 | 21 | 16 | 49 | 7 | 1 | 1 | 1 | 3.73 | 1.28 | 8.70 |
| 2016 | MLB | Kansas City Royals | Kansas City Royals | 40 | 0 | 37.1 | 31 | 17 | 16 | 9 | 40 | 6 | 2 | 3 | 0 | 3.86 | 1.07 | 9.64 |
| 2007–2016 | MLB | Career (9 yrs) | 279 | 128 | 929.1 | 946 | 550 | 514 | 299 | 702 | 116 | 46 | 65 | 3 | 4.98 | 1.34 | 6.80 | |
| 2010–2015 | AAA | Career (2 yrs) | 11 | 6 | 15.1 | 19 | 10 | 10 | 9 | 14 | 2 | 0 | 1 | 0 | 5.87 | 1.83 | 8.22 | |
| 2007 | AA | Career (1 yr) | 17 | 16 | 94.0 | 110 | 62 | 49 | 26 | 94 | 13 | 3 | 6 | 0 | 4.69 | 1.45 | 9.00 |