| 1981-82 | OHL | Sault Ste. Marie Greyhounds | 59 | 7 | 15 | 22 | 184 | 0 | 11 | 1 | 1 | 2 | 28 | 0 |
| 1982-83 | OHL | Sault Ste. Marie Greyhounds | 66 | 32 | 34 | 66 | 146 | 0 | 16 | 4 | 13 | 17 | 67 | 0 |
| 1983-84 | OHL | Sault Ste. Marie Greyhounds | 64 | 44 | 64 | 108 | 209 | 0 | 16 | 22 | 14 | 36 | 41 | 0 |
| 1984-85 | NHL | Philadelphia Flyers | 75 | 14 | 25 | 39 | 179 | 5 | 19 | 3 | 4 | 7 | 72 | -1 |
| 1985-86 | NHL | Philadelphia Flyers | 69 | 14 | 21 | 35 | 284 | 14 | 5 | 1 | 2 | 3 | 26 | 1 |
| 1986-87 | NHL | Philadelphia Flyers | 69 | 21 | 28 | 49 | 288 | 17 | 26 | 11 | 10 | 21 | 72 | 7 |
| 1987-88 | NHL | Philadelphia Flyers | 65 | 31 | 33 | 64 | 299 | 3 | 5 | 1 | 4 | 5 | 55 | -1 |
| 1988-89 | NHL | Philadelphia Flyers | 66 | 45 | 36 | 81 | 183 | -1 | 16 | 6 | 6 | 12 | 69 | 0 |
| 1989-90 | NHL | Philadelphia Flyers | 75 | 37 | 59 | 96 | 196 | 4 | -- | -- | -- | -- | -- | -- |
| 1990-91 | NHL | Philadelphia Flyers | 70 | 40 | 31 | 71 | 150 | 2 | -- | -- | -- | -- | -- | -- |
| 1991-92 | NHL | Philadelphia Flyers | 42 | 13 | 16 | 29 | 102 | 3 | -- | -- | -- | -- | -- | -- |
| 1991-92 | NHL | Pittsburgh Penguins | 19 | 14 | 16 | 30 | 49 | 12 | 14 | 6 | 13 | 19 | 24 | 0 |
| 1992-93 | NHL | Pittsburgh Penguins | 80 | 48 | 61 | 109 | 252 | 28 | 12 | 7 | 6 | 13 | 24 | 2 |
| 1993-94 | NHL | Pittsburgh Penguins | 51 | 14 | 26 | 40 | 134 | -15 | 6 | 2 | 3 | 5 | 20 | -2 |
| 1994-95 | NHL | Los Angeles Kings | 36 | 18 | 17 | 35 | 70 | -8 | -- | -- | -- | -- | -- | -- |
| 1995-96 | NHL | Los Angeles Kings | 44 | 13 | 23 | 36 | 117 | 3 | -- | -- | -- | -- | -- | -- |
| 1995-96 | NHL | Boston Bruins | 27 | 16 | 8 | 24 | 64 | 7 | 5 | 4 | 0 | 4 | 21 | -7 |
| 1996-97 | NHL | Boston Bruins | 40 | 16 | 14 | 30 | 67 | -3 | -- | -- | -- | -- | -- | -- |
| 1996-97 | NHL | Washington Capitals | 13 | 5 | 5 | 10 | 31 | 0 | -- | -- | -- | -- | -- | -- |
| 1997-98 | NHL | Phoenix Coyotes | 68 | 26 | 19 | 45 | 157 | 1 | 6 | 6 | 2 | 8 | 25 | 0 |
| 1998-99 | NHL | Phoenix Coyotes | 81 | 26 | 30 | 56 | 147 | 5 | 7 | 0 | 3 | 3 | 8 | -3 |
| 1999-00 | NHL | Phoenix Coyotes | 64 | 12 | 17 | 29 | 67 | -5 | -- | -- | -- | -- | -- | -- |
| 1999-00 | NHL | Philadelphia Flyers | 16 | 3 | 3 | 6 | 23 | 4 | 18 | 5 | 6 | 11 | 49 | -2 |
| 2000-01 | NHL | Philadelphia Flyers | 60 | 14 | 22 | 36 | 83 | 10 | 6 | 0 | 1 | 1 | 6 | -2 |
| 2001-02 | NHL | Philadelphia Flyers | 14 | 0 | 2 | 2 | 28 | -2 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 1144 | 440 | 512 | 952 | 2970 | 84 | 145 | 52 | 60 | 112 | 471 | -8 |