
| 1975-76 | High-PE | Colonel Gray | - | - | - | - | - | - | - | - |
| 1975-76 | Cen-Cup | Charlotwn Isles | - | - | - | - | - | - | - | - |
| 1976-77 | QMJHL | Sherbrooke | 67 | 51 | 59 | 110 | - | - | - | 91 |
| 1977-78 | QMJHL | Sherbrooke | 68 | 76 | 79 | 155 | - | - | - | 199 |
| 1978-79 | WHA | Birmingham Bulls | 75 | 26 | 33 | 59 | - | - | - | 248 |
| 1979-80 | NHL | Vancouver Canucks | 47 | 13 | 8 | 21 | -11 | 89 | 14.6% | 111 |
| 1979-80 | NHL | Toronto Maple Leafs | 22 | 9 | 7 | 16 | -4 | 55 | 16.4% | 77 |
| 1980-81 | NHL | Toronto Maple Leafs | 75 | 33 | 29 | 62 | -16 | 195 | 16.9% | 229 |
| 1981-82 | NHL | Toronto Maple Leafs | 77 | 54 | 35 | 89 | 12 | 267 | 20.2% | 157 |
| 1982-83 | NHL | Toronto Maple Leafs | 78 | 51 | 28 | 79 | -13 | 296 | 17.2% | 105 |
| 1983-84 | NHL | Toronto Maple Leafs | 76 | 52 | 41 | 93 | -11 | 261 | 19.9% | 114 |
| 1984-85 | NHL | Toronto Maple Leafs | 72 | 35 | 33 | 68 | -29 | 259 | 13.5% | 112 |
| 1985-86 | NHL | Toronto Maple Leafs | 61 | 33 | 31 | 64 | -18 | 226 | 14.6% | 85 |
| 1986-87 | NHL | Toronto Maple Leafs | 73 | 32 | 34 | 66 | 11 | 213 | 15.0% | 61 |
| 1987-88 | NHL | Chicago Blackhawks | 76 | 43 | 26 | 69 | -20 | 229 | 18.8% | 108 |
| 1988-89 | NHL | Chicago Blackhawks | 30 | 12 | 13 | 25 | -5 | 57 | 21.1% | 60 |
| 1988-89 | NHL | Buffalo Sabres | 28 | 19 | 13 | 32 | 7 | 81 | 23.5% | 64 |
| 1989-90 | NHL | Buffalo Sabres | 70 | 29 | 19 | 48 | 9 | 195 | 14.9% | 74 |
| 1990-91 | NHL | Buffalo Sabres | 71 | 25 | 27 | 52 | 11 | 155 | 16.1% | 74 |
| 1991-92 | NHL | Buffalo Sabres | 20 | 1 | 3 | 4 | -2 | 25 | 4.0% | 14 |
| 1991-92 | AHL | Rochester | 12 | 4 | 9 | 13 | - | - | - | 4 |
| 1992-93 | AHL | Hamilton | 38 | 16 | 15 | 31 | - | - | - | 34 |
| 2001-02 | OHA-Sr. | Dundas | 5 | 2 | 2 | 4 | - | - | - | 24 |
| 2002-03 | OHA-Sr. | Dundas | 9 | 6 | 5 | 11 | - | - | - | 34 |
| NHL Totals | – | 876 | 441 | 347 | 788 | -79 | 2603 | 16.9% | 1445 | |
| AHL Totals | – | 50 | 20 | 24 | 44 | - | - | - | 38 | |
| Juniors Totals | – | 135 | 127 | 138 | 265 | - | - | - | 290 | |
| 1976-77 | QMJHL | Sherbrooke | 18 | 10 | 13 | 23 | - | - | - | 78 |
| 1977-78 | QMJHL | Sherbrooke | 9 | 8 | 4 | 12 | - | - | - | 38 |
| 1979-80 | NHL | Toronto Maple Leafs | 3 | 1 | 0 | 1 | -5 | 4 | 25.0% | 11 |
| 1980-81 | NHL | Toronto Maple Leafs | 3 | 1 | 0 | 1 | -3 | 9 | 11.1% | 4 |
| 1982-83 | NHL | Toronto Maple Leafs | 4 | 2 | 5 | 7 | 1 | 17 | 11.8% | 6 |
| 1985-86 | NHL | Toronto Maple Leafs | 9 | 6 | 2 | 8 | -2 | 30 | 20.0% | 9 |
| 1986-87 | NHL | Toronto Maple Leafs | 13 | 4 | 2 | 6 | -1 | 42 | 9.5% | 23 |
| 1987-88 | NHL | Chicago Blackhawks | 5 | 6 | 2 | 8 | 1 | 17 | 35.3% | 38 |
| 1988-89 | NHL | Buffalo Sabres | 5 | 2 | 1 | 3 | -5 | 15 | 13.3% | 8 |
| 1989-90 | NHL | Buffalo Sabres | 6 | 4 | 2 | 6 | 0 | 21 | 19.1% | 6 |
| 1990-91 | NHL | Buffalo Sabres | 6 | 1 | 2 | 3 | 0 | 3 | 33.3% | 6 |
| 1991-92 | AHL | Rochester | 16 | 4 | 4 | 8 | - | - | - | 10 |
| 2002-03 | OHA-Sr. | Dundas | 4 | 2 | 3 | 5 | 0 | - | - | 6 |
| NHL Totals | – | 54 | 27 | 16 | 43 | -14 | 158 | 17.1% | 111 | |
| AHL Totals | – | 16 | 4 | 4 | 8 | - | - | - | 10 | |
| Juniors Totals | – | 27 | 18 | 17 | 35 | - | - | - | 116 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | vs WSH | Feb 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| Regular | @ BOS | Feb 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | - |
| Regular | vs MTL | Jan 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | - |
| Regular | @ PIT | Jan 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | - |
| Regular | vs EDM | Jan 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | - |