
| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 1974-75 | OMJHL | Kingston Frontenacs | 52 | 27 | 48 | 75 | 36 | 0 | 8 | 5 | 7 | 12 | 0 | 0 |
| 1975-76 | OMJHL | Kingston Frontenacs | 65 | 24 | 56 | 80 | 20 | 0 | 7 | 5 | 6 | 11 | 2 | 0 |
| 1976-77 | OMJHL | Kingston Frontenacs | 66 | 58 | 77 | 135 | 30 | 0 | 14 | 13 | 10 | 23 | 14 | 0 |
| 1977-78 | OMJHL | Kingston Frontenacs | 55 | 43 | 49 | 92 | 19 | 0 | 5 | 3 | 3 | 6 | 0 | 0 |
| 1978-79 | AHL | Hershey Bears | 24 | 21 | 18 | 39 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1978-79 | NHL | Buffalo Sabres | 52 | 8 | 14 | 22 | 10 | -1 | 2 | 0 | 1 | 1 | 0 | -1 |
| 1979-80 | NHL | Buffalo Sabres | 80 | 23 | 29 | 52 | 24 | 40 | 14 | 3 | 4 | 7 | 2 | 2 |
| 1980-81 | NHL | Buffalo Sabres | 80 | 37 | 32 | 69 | 24 | 11 | 8 | 5 | 3 | 8 | 2 | -5 |
| 1981-82 | NHL | Buffalo Sabres | 73 | 23 | 29 | 52 | 41 | -12 | 4 | 0 | 0 | 0 | 2 | -5 |
| 1982-83 | NHL | Buffalo Sabres | 78 | 36 | 37 | 73 | 18 | 1 | 10 | 3 | 1 | 4 | 4 | -3 |
| 1983-84 | NHL | Quebec Nordiques | 75 | 24 | 27 | 51 | 23 | 2 | 7 | 0 | 0 | 0 | 0 | -5 |
| 1984-85 | NHL | Quebec Nordiques | 30 | 12 | 9 | 21 | 12 | 3 | -- | -- | -- | -- | -- | -- |
| 1984-85 | NHL | Minnesota North Stars | 27 | 11 | 13 | 24 | 4 | 9 | 9 | 8 | 6 | 14 | 0 | 3 |
| 1985-86 | NHL | Minnesota North Stars | 70 | 15 | 25 | 40 | 48 | -6 | 5 | 2 | 1 | 3 | 22 | -1 |
| 1986-87 | NHL | Minnesota North Stars | 11 | 2 | 3 | 5 | 16 | 2 | -- | -- | -- | -- | -- | -- |
| 1986-87 | NHL | New York Rangers | 64 | 29 | 17 | 46 | 56 | 3 | 6 | 0 | 0 | 0 | 12 | -3 |
| 1987-88 | NHL | St. Louis Blues | 80 | 40 | 38 | 78 | 82 | 10 | 9 | 3 | 6 | 9 | 8 | -3 |
| 1988-89 | NHL | St. Louis Blues | 71 | 25 | 17 | 42 | 58 | -1 | 3 | 0 | 1 | 1 | 0 | 1 |
| 1989-90 | NHL | Detroit Red Wings | 14 | 2 | 1 | 3 | 8 | 2 | -- | -- | -- | -- | -- | -- |
| 1989-90 | NHL | Quebec Nordiques | 48 | 16 | 11 | 27 | 45 | -31 | -- | -- | -- | -- | -- | -- |
| 1990-91 | NHL | Quebec Nordiques | 50 | 17 | 16 | 33 | 44 | -25 | -- | -- | -- | -- | -- | -- |
| 1990-91 | NHL | Chicago Blackhawks | 9 | 0 | 1 | 1 | 4 | -2 | 2 | 0 | 0 | 0 | 4 | 0 |
| 1992-93 | IHL | San Diego | 23 | 8 | 5 | 13 | 38 | 0 | 3 | 0 | 1 | 1 | 4 | 0 |
| NHL TOTALS | 912 | 320 | 319 | 639 | 517 | 5 | 79 | 24 | 23 | 47 | 56 | -20 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 1978 | World Junior U-20 Championships | Team Canada | 6 | 2 | 6 | 8 | 0 | 0 |