| Regular Season | Playoffs | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | Lge | GP | G | A | Pts | PIM | GP | G | A | Pts | PIM |
| 1992-93 | Dukla Trencin | Czech. | 38 | 11 | 6 | 17 | 0 | |||||
| 1993-94 | Trencin Dukla | Slovak | 39 | 42 | 22 | 64 | 0 | |||||
| 1994-95 | Detroit Falcons | CoHL | 1 | 0 | 2 | 2 | 2 | -- | -- | -- | -- | -- |
| 1994-95 | Detroit Vipers | IHL | 8 | 1 | 3 | 4 | 4 | -- | -- | -- | -- | -- |
| 1994-95 | San Diego Gulls | IHL | 6 | 0 | 2 | 2 | 6 | -- | -- | -- | -- | -- |
| 1994-95 | Cape Breton Oilers | AHL | 25 | 24 | 16 | 40 | 15 | -- | -- | -- | -- | -- |
| 1995-96 | Edmonton Oilers | NHL | 62 | 18 | 17 | 35 | 22 | -- | -- | -- | -- | -- |
| 1996-97 | Edmonton Oilers | NHL | 64 | 17 | 11 | 28 | 22 | -- | -- | -- | -- | -- |
| 1996-97 | Buffalo Sabres | NHL | 12 | 8 | 2 | 10 | 4 | 7 | 0 | 0 | 0 | 0 |
| 1997-98 | Buffalo Sabres | NHL | 79 | 22 | 24 | 46 | 34 | 14 | 5 | 4 | 9 | 4 |
| 1998-99 | Buffalo Sabres | NHL | 81 | 40 | 26 | 66 | 44 | 12 | 3 | 5 | 8 | 2 |
| 1999-00 | Buffalo Sabres | NHL | 81 | 33 | 34 | 67 | 32 | 5 | 3 | 2 | 5 | 0 |
| 2000-01 | Buffalo Sabres | NHL | 82 | 29 | 33 | 62 | 36 | 13 | 3 | 10 | 13 | 8 |
| 2001-02 | Buffalo Sabres | NHL | 82 | 37 | 36 | 73 | 33 | -- | -- | -- | -- | -- |
| 2002-03 | Buffalo Sabres | NHL | 79 | 26 | 49 | 75 | 20 | -- | -- | -- | -- | -- |
| 2003-04 | Buffalo Sabres | NHL | 82 | 29 | 28 | 57 | 30 | -- | -- | -- | -- | -- |
| 2003-04 | Bratislava Slovan | Slovak | 7 | 6 | 4 | 10 | 41 | -- | -- | -- | -- | -- |
| 2004-05 | Bratislava Slovan | Slovak | 18 | 11 | 9 | 20 | 14 | |||||
| 2005-06 | New York Islanders | NHL | 82 | 35 | 31 | 66 | 54 | -- | -- | -- | -- | -- |
| 2006-07 | New York Islanders | NHL | 81 | 27 | 32 | 59 | 46 | 5 | 1 | 2 | 3 | 0 |
| 2007-08 | New York Islanders | NHL | 80 | 16 | 25 | 41 | 39 | -- | -- | -- | -- | -- |
| 2008-09 | Pittsburgh Penguins | NHL | 65 | 17 | 19 | 36 | 36 | 17 | 1 | 5 | 6 | 11 |
| 2008-09 | Wilkes-Barre/Scranton Penguins | AHL | 10 | 3 | 6 | 9 | 4 | -- | -- | -- | -- | -- |
| NHL Totals | 1012 | 354 | 367 | 721 | 452 | 73 | 16 | 28 | 44 | 25 | ||