| Season | Team | League | GP | G | A | TP | PIM |
| 1997-1998 | Sainte-Foy Gouverneurs | QC Int PW | - | - | - | - | - |
| 1998-1999 | Sainte-Foy Gouverneurs | QC Int PW | - | - | - | - | - |
| 2000-2001 | Séminaire St-François Blizzard | QM18AAA | 5 | 1 | 2 | 3 | 0 |
| 2001-2002 | Séminaire St-François Blizzard | QM18AAA | 38 | 25 | 37 | 62 | 18 |
| Acadie-Bathurst Titan | QMJHL | 4 | 0 | 1 | 1 | 0 | |
| 2002-2003 | Acadie-Bathurst Titan | QMJHL | 70 | 23 | 50 | 73 | 62 |
| 2003-2004 | Boston Bruins | NHL | 71 | 16 | 23 | 39 | 22 |
| Canada | WC | 9 | 1 | 0 | 1 | 4 | |
| 2004-2005 | Providence Bruins | AHL | 68 | 21 | 40 | 61 | 59 |
| Canada U20 | WJC-20 | 6 | 5 | 8 | 13 | 6 | |
| 2005-2006 | Boston Bruins | NHL | 81 | 31 | 42 | 73 | 22 |
| Canada | WC | 9 | 6 | 8 | 14 | 2 | |
| 2006-2007 | Boston Bruins | NHL | 77 | 22 | 48 | 70 | 26 |
| 2007-2008 | Boston Bruins | NHL | 10 | 3 | 4 | 7 | 2 |
| 2008-2009 | Boston Bruins | NHL | 64 | 8 | 31 | 39 | 16 |
| 2009-2010 | Boston Bruins | NHL | 73 | 19 | 33 | 52 | 28 |
| Canada | OG | 7 | 0 | 1 | 1 | 2 | |
| 2010-2011 | Boston Bruins | NHL | 80 | 22 | 35 | 57 | 26 |
| 2011-2012 | Boston Bruins | NHL | 81 | 22 | 42 | 64 | 20 |
| 2012-2013 | HC Lugano | NL | 21 | 11 | 18 | 29 | 8 |
| Boston Bruins | NHL | 42 | 10 | 22 | 32 | 18 | |
| Team Canada | Spengler Cup | 4 | 1 | 4 | 5 | 4 | |
| 2013-2014 | Boston Bruins | NHL | 80 | 30 | 32 | 62 | 43 |
| Canada | OG | 6 | 0 | 2 | 2 | 4 | |
| 2014-2015 | Boston Bruins | NHL | 81 | 23 | 32 | 55 | 44 |
| 2015-2016 | Boston Bruins | NHL | 80 | 32 | 36 | 68 | 49 |
| 2016-2017 | Boston Bruins | NHL | 79 | 21 | 32 | 53 | 24 |
| Canada | WCup | 6 | 4 | 3 | 7 | 2 | |
| 2017-2018 | Boston Bruins | NHL | 64 | 30 | 33 | 63 | 26 |
| 2018-2019 | Boston Bruins | NHL | 65 | 32 | 47 | 79 | 30 |
| 2019-2020 | Boston Bruins | NHL | 61 | 31 | 25 | 56 | 28 |
| 2020-2021 | Boston Bruins | NHL | 54 | 23 | 25 | 48 | 16 |
| 2021-2022 | Boston Bruins | NHL | 73 | 25 | 40 | 65 | 32 |
| 2022-2023 | Boston Bruins | NHL | 78 | 27 | 31 | 58 | 22 |