
| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2003-04 | WCHA | North Dakota | 36 | 11 | 21 | 32 | 30 | 0 | -- | -- | -- | -- | -- | -- |
| 2004-05 | WCHA | North Dakota | 42 | 13 | 25 | 38 | 34 | 0 | -- | -- | -- | -- | -- | -- |
| 2005-06 | WCHA | North Dakota | 42 | 24 | 24 | 48 | 63 | 0 | -- | -- | -- | -- | -- | -- |
| 2006-07 | AHL | Rochester Americans | 34 | 22 | 22 | 44 | 30 | 16 | -- | -- | -- | -- | -- | -- |
| 2006-07 | NHL | Buffalo Sabres | 41 | 13 | 14 | 27 | 33 | 5 | 10 | 2 | 2 | 4 | 4 | 3 |
| 2007-08 | NHL | Buffalo Sabres | 64 | 16 | 22 | 38 | 51 | 3 | -- | -- | -- | -- | -- | -- |
| 2008-09 | NHL | Buffalo Sabres | 79 | 20 | 25 | 45 | 29 | 3 | -- | -- | -- | -- | -- | -- |
| 2009-10 | NHL | Buffalo Sabres | 71 | 14 | 20 | 34 | 35 | 4 | 3 | 0 | 0 | 0 | 0 | 0 |
| 2010-11 | NHL | Buffalo Sabres | 62 | 31 | 21 | 52 | 34 | 13 | 7 | 1 | 2 | 3 | 2 | 1 |
| 2011-12 | NHL | Buffalo Sabres | 80 | 20 | 30 | 50 | 46 | 5 | -- | -- | -- | -- | -- | -- |
| 2012-13 | NHL | Buffalo Sabres | 46 | 6 | 12 | 18 | 21 | -16 | -- | -- | -- | -- | -- | -- |
| 2013-14 | NHL | Buffalo Sabres | 70 | 16 | 18 | 34 | 39 | -19 | -- | -- | -- | -- | -- | -- |
| 2014-15 | NHL | Buffalo Sabres | 50 | 9 | 15 | 24 | 39 | -18 | -- | -- | -- | -- | -- | -- |
| 2014-15 | NHL | Winnipeg Jets | 26 | 9 | 10 | 19 | 8 | 6 | 4 | 1 | 1 | 2 | 0 | -1 |
| 2015-16 | NHL | Winnipeg Jets | 78 | 21 | 17 | 38 | 28 | -23 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | Winnipeg Jets | 40 | 4 | 9 | 13 | 12 | -2 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | Boston Bruins | 18 | 4 | 4 | 8 | 12 | 8 | 6 | 2 | 0 | 2 | 2 | -2 |
| 2017-18 | NHL | New Jersey Devils | 59 | 8 | 7 | 15 | 10 | -20 | 2 | 0 | 0 | 0 | 10 | -1 |
| 2018-19 | NHL | New Jersey Devils | 57 | 5 | 8 | 13 | 18 | -7 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 841 | 196 | 232 | 428 | 415 | -58 | 32 | 6 | 5 | 11 | 18 | 0 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2004 | World Junior U-20 Championships | Team USA | 6 | 0 | 2 | 2 | 2 | 0 |
| 2005 | World Junior U-20 Championships | Team USA | 7 | 5 | 4 | 9 | 14 | 0 |
| 2006 | IIHF World Championship | Team USA | 7 | 0 | 1 | 1 | 0 | 0 |
| 2008 | IIHF World Championship | Team USA | 7 | 1 | 3 | 4 | 6 | 0 |
| 2009 | IIHF World Championship | Team USA | 9 | 2 | 1 | 3 | 6 | 0 |