
| 1999-00 | USHL | Sioux Falls | 35 | 15 | 18 | 33 | - | - | - | 12 |
| 2000-01 | USHL | Sioux Falls | 20 | 19 | 10 | 29 | - | - | - | 15 |
| 2001-02 | USHL | Sioux Falls | 53 | 46 | 45 | 91 | - | - | - | 54 |
| 2002-03 | WCHA | U. Of Minnesota | 45 | 31 | 31 | 62 | - | - | - | 60 |
| 2003-04 | WCHA | U. Of Minnesota | 38 | 26 | 25 | 51 | - | - | - | 72 |
| 2004-05 | AHL | Rochester | 74 | 42 | 26 | 68 | -3 | - | - | 62 |
| 2005-06 | NHL | Buffalo Sabres | 81 | 25 | 23 | 48 | -11 | 204 | 12.3% | 72 |
| 2006-07 | NHL | Buffalo Sabres | 82 | 43 | 41 | 84 | 47 | 237 | 18.1% | 40 |
| 2007-08 | NHL | Buffalo Sabres | 82 | 36 | 28 | 64 | -5 | 240 | 15.0% | 64 |
| 2008-09 | NHL | Buffalo Sabres | 73 | 40 | 24 | 64 | -1 | 211 | 19.0% | 44 |
| 2009-10 | NHL | Buffalo Sabres | 71 | 28 | 25 | 53 | 9 | 182 | 15.4% | 42 |
| 2010-11 | NHL | Buffalo Sabres | 80 | 32 | 41 | 73 | 2 | 238 | 13.5% | 24 |
| 2011-12 | NHL | Buffalo Sabres | 78 | 26 | 35 | 61 | -6 | 204 | 12.8% | 52 |
| 2012-13 | NHL | Buffalo Sabres | 38 | 20 | 21 | 41 | -1 | 119 | 16.8% | 20 |
| 2012-13 | Austria | Graz | 11 | 5 | 10 | 15 | - | - | - | 4 |
| 2013-14 | NHL | Buffalo Sabres | 13 | 4 | 5 | 9 | -5 | 50 | 8.0% | 4 |
| 2013-14 | NHL | New York Islanders | 47 | 17 | 27 | 44 | 4 | 137 | 12.4% | 36 |
| 2013-14 | NHL | Montréal Canadiens | 18 | 6 | 9 | 15 | 8 | 61 | 9.8% | 8 |
| 2014-15 | NHL | Minnesota Wild | 80 | 21 | 31 | 52 | -6 | 171 | 12.3% | 37 |
| 2015-16 | NHL | Minnesota Wild | 74 | 18 | 23 | 41 | -10 | 146 | 12.3% | 22 |
| 2016-17 | NHL | Detroit Red Wings | 48 | 15 | 23 | 38 | 2 | 99 | 15.2% | 16 |
| 2016-17 | NHL | Florida Panthers | 20 | 2 | 8 | 10 | -7 | 34 | 5.9% | 6 |
| 2016-17 | WCup | Team Europe | 6 | 0 | 1 | 1 | -2 | - | - | 2 |
| 2017-18 | NHL | Vancouver Canucks | 61 | 17 | 24 | 41 | -12 | 121 | 14.1% | 28 |
| 2017-18 | NHL | Columbus Blue Jackets | 19 | 7 | 8 | 15 | 9 | 47 | 14.9% | 8 |
| 2018-19 | NHL | Detroit Red Wings | 64 | 16 | 20 | 36 | -12 | 108 | 14.8% | 26 |
| NHL Totals | – | 1029 | 373 | 416 | 789 | 5 | 2609 | 14.3% | 549 | |
| AHL Totals | – | 74 | 42 | 26 | 68 | -3 | - | - | 62 | |
| Juniors Totals | – | 108 | 80 | 73 | 153 | - | - | - | 81 | |
| 1999-00 | USHL | Sioux Falls | 3 | 0 | 1 | 1 | - | - | - | 0 |
| 2000-01 | USHL | Sioux Falls | 8 | 5 | 4 | 9 | - | - | - | 2 |
| 2001-02 | USHL | Sioux Falls | 3 | 0 | 0 | 0 | - | - | - | 9 |
| 2004-05 | AHL | Rochester | 5 | 2 | 3 | 5 | 4 | - | - | 10 |
| 2005-06 | NHL | Buffalo Sabres | 10 | 2 | 0 | 2 | -1 | 16 | 12.5% | 6 |
| 2006-07 | NHL | Buffalo Sabres | 16 | 6 | 4 | 10 | 2 | 36 | 16.7% | 10 |
| 2009-10 | NHL | Buffalo Sabres | 3 | 2 | 1 | 3 | 1 | 10 | 20.0% | 2 |
| 2010-11 | NHL | Buffalo Sabres | 7 | 5 | 0 | 5 | -7 | 20 | 25.0% | 0 |
| 2013-14 | NHL | Montréal Canadiens | 17 | 5 | 5 | 10 | -4 | 28 | 17.9% | 4 |
| 2014-15 | NHL | Minnesota Wild | 10 | 0 | 4 | 4 | -7 | 19 | 0.0% | 2 |
| 2017-18 | NHL | Columbus Blue Jackets | 6 | 1 | 1 | 2 | -1 | 13 | 7.7% | 2 |
| NHL Totals | – | 69 | 21 | 15 | 36 | -17 | 142 | 14.8% | 26 | |
| AHL Totals | – | 5 | 2 | 3 | 5 | 4 | - | - | 10 | |
| Juniors Totals | – | 14 | 5 | 5 | 10 | - | - | - | 11 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | @ VGK | Mar 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 20 | 14:21 |
| Regular | @ STL | Mar 21 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 5 | 18 | 14:45 |
| Regular | @ NYR | Mar 19 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 14 | 12:38 |
| Regular | vs NYI | Mar 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 15 | 12:17 |
| Regular | vs TBL | Mar 14 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 20 | 15:52 |