| 2000-01 | USHL | USNTDP | 20 | 2 | 8 | 10 | 22 | 0 | -- | -- | -- | -- | -- | -- |
| 2003-04 | AHL | Wilkes-Barre/Scranton Penguins | -- | -- | -- | -- | -- | -- | 20 | 1 | 9 | 10 | 6 | 0 |
| 2004-05 | AHL | Wilkes-Barre/Scranton Penguins | 80 | 6 | 35 | 41 | 101 | -12 | 11 | 2 | 7 | 9 | 12 | 2 |
| 2005-06 | AHL | Wilkes-Barre/Scranton Penguins | 9 | 5 | 9 | 14 | 6 | 7 | 11 | 1 | 4 | 5 | 8 | -2 |
| 2005-06 | NHL | Pittsburgh Penguins | 68 | 6 | 32 | 38 | 85 | -7 | -- | -- | -- | -- | -- | -- |
| 2006-07 | NHL | Pittsburgh Penguins | 81 | 14 | 45 | 59 | 77 | 9 | 5 | 1 | 1 | 2 | 6 | -4 |
| 2007-08 | NHL | Pittsburgh Penguins | 76 | 12 | 28 | 40 | 45 | -2 | 20 | 1 | 5 | 6 | 25 | 8 |
| 2008-09 | AHL | Wilkes-Barre/Scranton Penguins | 1 | 0 | 1 | 1 | 2 | -1 | -- | -- | -- | -- | -- | -- |
| 2008-09 | NHL | Pittsburgh Penguins | 28 | 2 | 11 | 13 | 16 | -15 | -- | -- | -- | -- | -- | -- |
| 2008-09 | NHL | Anaheim Ducks | 20 | 0 | 10 | 10 | 12 | 1 | 13 | 1 | 5 | 6 | 9 | -1 |
| 2009-10 | NHL | Anaheim Ducks | 62 | 4 | 24 | 28 | 48 | -6 | -- | -- | -- | -- | -- | -- |
| 2009-10 | NHL | Edmonton Oilers | 19 | 3 | 8 | 11 | 22 | 7 | -- | -- | -- | -- | -- | -- |
| 2010-11 | NHL | Edmonton Oilers | 35 | 2 | 25 | 27 | 33 | 13 | -- | -- | -- | -- | -- | -- |
| 2011-12 | NHL | Edmonton Oilers | 51 | 3 | 17 | 20 | 16 | -16 | -- | -- | -- | -- | -- | -- |
| 2012-13 | NHL | Edmonton Oilers | 34 | 4 | 9 | 13 | 23 | -7 | -- | -- | -- | -- | -- | -- |
| 2013-14 | AHL | San Antonio | 45 | 7 | 16 | 23 | 52 | -17 | -- | -- | -- | -- | -- | -- |
| 2013-14 | NHL | Florida Panthers | 7 | 0 | 0 | 0 | 6 | -7 | -- | -- | -- | -- | -- | -- |
| 2014-15 | KHL | Sochi | 42 | 6 | 13 | 19 | 23 | 0 | 4 | 0 | 1 | 1 | 0 | 0 |
| 2015-16 | SHL | MoDo Hockey | 2 | 0 | 0 | 0 | 0 | -4 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 481 | 50 | 209 | 259 | 383 | -30 | 38 | 3 | 11 | 14 | 40 | 3 |