| Regular Season | Playoffs | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | Lge | GP | G | A | Pts | PIM | GP | G | A | Pts | PIM |
| 1980-81 | Oshawa Generals | OHL | 67 | 22 | 22 | 44 | 80 | |||||
| 1981-82 | Oshawa Generals | OHL | 67 | 58 | 43 | 101 | 71 | 3 | 1 | 4 | 5 | 16 |
| 1982-83 | Oshawa Generals | OHL | 14 | 8 | 24 | 32 | 6 | -- | -- | -- | -- | -- |
| 1982-83 | Buffalo Sabres | NHL | 43 | 14 | 23 | 37 | 16 | 4 | 1 | 0 | 1 | 4 |
| 1983-84 | Buffalo Sabres | NHL | 78 | 38 | 42 | 80 | 42 | 2 | 0 | 1 | 1 | 2 |
| 1984-85 | Buffalo Sabres | NHL | 64 | 31 | 30 | 61 | 54 | 5 | 4 | 2 | 6 | 4 |
| 1985-86 | Buffalo Sabres | NHL | 80 | 36 | 51 | 87 | 61 | -- | -- | -- | -- | -- |
| 1986-87 | Buffalo Sabres | NHL | 77 | 25 | 48 | 73 | 46 | -- | -- | -- | -- | -- |
| 1987-88 | Buffalo Sabres | NHL | 80 | 30 | 48 | 78 | 112 | 6 | 2 | 4 | 6 | 0 |
| 1988-89 | Buffalo Sabres | NHL | 56 | 28 | 24 | 52 | 40 | 5 | 0 | 3 | 3 | 0 |
| 1989-90 | Buffalo Sabres | NHL | 73 | 40 | 42 | 82 | 42 | 6 | 2 | 5 | 7 | 2 |
| 1990-91 | Buffalo Sabres | NHL | 80 | 36 | 33 | 69 | 32 | 6 | 2 | 2 | 4 | 8 |
| 1991-92 | Buffalo Sabres | NHL | 80 | 41 | 50 | 91 | 71 | 7 | 1 | 3 | 4 | 12 |
| 1992-93 | Buffalo Sabres | NHL | 52 | 29 | 32 | 61 | 48 | -- | -- | -- | -- | -- |
| 1992-93 | Toronto Maple Leafs | NHL | 31 | 25 | 13 | 38 | 8 | 21 | 12 | 7 | 19 | 35 |
| 1993-94 | Toronto Maple Leafs | NHL | 83 | 53 | 46 | 99 | 98 | 18 | 5 | 5 | 10 | 16 |
| 1994-95 | Toronto Maple Leafs | NHL | 48 | 22 | 16 | 38 | 34 | 7 | 3 | 2 | 5 | 25 |
| 1995-96 | Toronto Maple Leafs | NHL | 61 | 20 | 24 | 44 | 54 | -- | -- | -- | -- | -- |
| 1995-96 | New Jersey Devils | NHL | 15 | 8 | 5 | 13 | 10 | -- | -- | -- | -- | -- |
| 1996-97 | New Jersey Devils | NHL | 82 | 27 | 34 | 61 | 48 | 1 | 0 | 0 | 0 | 0 |
| 1997-98 | New Jersey Devils | NHL | 75 | 14 | 34 | 48 | 26 | 6 | 1 | 0 | 1 | 4 |
| 1998-99 | New Jersey Devils | NHL | 52 | 15 | 13 | 28 | 20 | 4 | 2 | 0 | 2 | 4 |
| 1999-00 | Boston Bruins | NHL | 63 | 19 | 14 | 33 | 28 | -- | -- | -- | -- | -- |
| 1999-00 | Colorado Avalanche | NHL | 14 | 1 | 2 | 3 | 2 | 17 | 3 | 2 | 5 | 18 |
| 2000-01 | Buffalo Sabres | NHL | 74 | 20 | 13 | 33 | 32 | 13 | 1 | 2 | 3 | 4 |
| 2001-02 | Tampa Bay Lightning | NHL | 82 | 21 | 17 | 38 | 109 | -- | -- | -- | -- | -- |
| 2002-03 | Tampa Bay Lightning | NHL | 72 | 20 | 14 | 34 | 34 | 11 | 3 | 3 | 6 | 10 |
| 2003-04 | Tampa Bay Lightning | NHL | 82 | 21 | 18 | 39 | 42 | 23 | 1 | 13 | 14 | 14 |
| 2005-06 | Tampa Bay Lightning | NHL | 42 | 6 | 12 | 18 | 16 | -- | -- | -- | -- | -- |
| NHL Totals | 1639 | 640 | 698 | 1338 | 1125 | 162 | 43 | 54 | 97 | 162 | ||