| Regular Season | Playoffs | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | Lge | GP | G | A | Pts | PIM | GP | G | A | Pts | PIM |
| 1990-91 | Tychy | Poland | 0 | 25 | 15 | 40 | 0 | |||||
| 1991-92 | Djurgardens IF Stockholm | SEL | 39 | 8 | 5 | 13 | 4 | |||||
| 1993-94 | Djurgardens IF Stockholm | SEL | 39 | 13 | 21 | 34 | 20 | |||||
| 1993-94 | Boston Bruins | NHL | 4 | 2 | 1 | 3 | 0 | 13 | 3 | 3 | 6 | 4 |
| 1994-95 | Kiekko-Espoo | FNL | 7 | 9 | 3 | 12 | 10 | -- | -- | -- | -- | -- |
| 1994-95 | Boston Bruins | NHL | 47 | 12 | 14 | 26 | 31 | 5 | 1 | 0 | 1 | 0 |
| 1995-96 | Boston Bruins | NHL | 33 | 5 | 6 | 11 | 10 | -- | -- | -- | -- | -- |
| 1995-96 | Edmonton Oilers | NHL | 37 | 12 | 17 | 29 | 8 | -- | -- | -- | -- | -- |
| 1996-97 | Edmonton Oilers | NHL | 76 | 26 | 21 | 47 | 16 | 12 | 2 | 1 | 3 | 10 |
| 1997-98 | New York Islanders | NHL | 68 | 12 | 13 | 25 | 23 | -- | -- | -- | -- | -- |
| 1998-99 | New York Islanders | NHL | 78 | 21 | 17 | 38 | 14 | -- | -- | -- | -- | -- |
| 1999-00 | New York Islanders | NHL | 79 | 35 | 35 | 70 | 34 | -- | -- | -- | -- | -- |
| 2000-01 | New York Islanders | NHL | 82 | 30 | 32 | 62 | 48 | -- | -- | -- | -- | -- |
| 2001-02 | New York Islanders | NHL | 82 | 22 | 29 | 51 | 48 | 7 | 2 | 2 | 4 | 4 |
| 2002-03 | Hamilton Bulldogs | AHL | 20 | 8 | 12 | 20 | 12 | 6 | 1 | 3 | 4 | 6 |
| 2002-03 | Montreal Canadiens | NHL | 43 | 5 | 9 | 14 | 16 | -- | -- | -- | -- | -- |
| 2003-04 | New York Islanders | NHL | 81 | 25 | 24 | 49 | 16 | 5 | 0 | 1 | 1 | 0 |
| 2004-05 | Djurgardens IF Stockholm | SEL | 46 | 15 | 9 | 24 | 20 | 5 | 1 | 0 | 1 | 2 |
| 2005-06 | Toronto Maple Leafs | NHL | 19 | 4 | 1 | 5 | 6 | -- | -- | -- | -- | -- |
| 2005-06 | Boston Bruins | NHL | 16 | 4 | 1 | 5 | 4 | -- | -- | -- | -- | -- |
| 2006-07 | Rapperswil-Jona | Swiss-A | 43 | 21 | 20 | 41 | 70 | |||||
| 2007-08 | Rapperswil-Jona | Swiss-A | 49 | 22 | 31 | 53 | 30 | |||||
| NHL Totals | 745 | 215 | 220 | 435 | 274 | 42 | 8 | 7 | 15 | 18 | ||