
| 1978-79 | USHS-MA | Saint John's High | 23 | 23 | 31 | 54 | - | - | - | - |
| 1979-80 | High-MA | St. John's Prep | 33 | 28 | 37 | 65 | - | - | - | - |
| 1980-81 | High-MA | St. John's Prep | 18 | 14 | 24 | 38 | - | - | - | - |
| 1981-82 | NHL | Washington Capitals | 80 | 32 | 35 | 67 | -24 | 262 | 12.2% | 69 |
| 1981-82 | DN-Cup | Washington | 4 | 4 | 0 | 4 | - | - | - | 0 |
| 1982-83 | NHL | Washington Capitals | 80 | 32 | 37 | 69 | 0 | 197 | 16.2% | 64 |
| 1983-84 | NHL | Washington Capitals | 80 | 28 | 40 | 68 | -1 | 228 | 12.3% | 51 |
| 1984-85 | NHL | Washington Capitals | 80 | 53 | 42 | 95 | 20 | 260 | 20.4% | 87 |
| 1985-86 | NHL | Washington Capitals | 80 | 27 | 29 | 56 | -12 | 205 | 13.2% | 105 |
| 1986-87 | NHL | Washington Capitals | 22 | 5 | 7 | 12 | -7 | 47 | 10.6% | 21 |
| 1986-87 | NHL | New York Rangers | 28 | 2 | 8 | 10 | -11 | 43 | 4.7% | 20 |
| 1986-87 | NHL | Los Angeles Kings | 10 | 2 | 3 | 5 | -8 | 23 | 8.7% | 6 |
| 1987-88 | NHL | Los Angeles Kings | 71 | 19 | 33 | 52 | -21 | 176 | 10.8% | 84 |
| 1988-89 | NHL | Los Angeles Kings | 39 | 11 | 15 | 26 | 3 | 91 | 12.1% | 16 |
| 1988-89 | NHL | Boston Bruins | 18 | 5 | 9 | 14 | 4 | 46 | 10.9% | 10 |
| 1989-90 | NHL | Boston Bruins | 80 | 25 | 31 | 56 | -3 | 220 | 11.4% | 97 |
| 1990-91 | NHL | Boston Bruins | 29 | 8 | 8 | 16 | 2 | 54 | 14.8% | 22 |
| 1991-92 | NHL | Boston Bruins | 60 | 25 | 23 | 48 | -3 | 171 | 14.6% | 46 |
| 1992-93 | NHL | Washington Capitals | 68 | 11 | 17 | 28 | -16 | 141 | 7.8% | 65 |
| 1993-94 | NHL | New Jersey Devils | 76 | 10 | 23 | 33 | 7 | 125 | 8.0% | 51 |
| 1994-95 | NHL | New Jersey Devils | 41 | 5 | 11 | 16 | -1 | 69 | 7.2% | 19 |
| 1995-96 | NHL | New Jersey Devils | 52 | 5 | 5 | 10 | -10 | 63 | 7.9% | 14 |
| 1996-97 | NHL | New Jersey Devils | 62 | 4 | 15 | 19 | 6 | 76 | 5.3% | 14 |
| 1997-98 | NHL | New Jersey Devils | 66 | 9 | 9 | 18 | -4 | 81 | 11.1% | 22 |
| 1998-99 | NHL | New Jersey Devils | 56 | 2 | 8 | 10 | -3 | 69 | 2.9% | 36 |
| NHL Totals | – | 1178 | 320 | 408 | 728 | -82 | 2647 | 12.1% | 919 | |
| 1982-83 | NHL | Washington Capitals | 4 | 1 | 0 | 1 | -4 | 11 | 9.1% | 2 |
| 1983-84 | NHL | Washington Capitals | 8 | 2 | 1 | 3 | -1 | 15 | 13.3% | 25 |
| 1984-85 | NHL | Washington Capitals | 5 | 1 | 4 | 5 | 0 | 15 | 6.7% | 8 |
| 1985-86 | NHL | Washington Capitals | 9 | 5 | 4 | 9 | 3 | 24 | 20.8% | 12 |
| 1986-87 | NHL | Los Angeles Kings | 5 | 1 | 2 | 3 | -4 | 4 | 25.0% | 2 |
| 1987-88 | NHL | Los Angeles Kings | 5 | 1 | 1 | 2 | -7 | 13 | 7.7% | 0 |
| 1988-89 | NHL | Boston Bruins | 8 | 1 | 1 | 2 | -6 | 19 | 5.3% | 4 |
| 1989-90 | NHL | Boston Bruins | 21 | 4 | 6 | 10 | -3 | 41 | 9.8% | 39 |
| 1990-91 | NHL | Boston Bruins | 1 | 0 | 1 | 1 | 1 | 1 | 0.0% | 2 |
| 1991-92 | NHL | Boston Bruins | 8 | 0 | 1 | 1 | -1 | 13 | 0.0% | 6 |
| 1992-93 | NHL | Washington Capitals | 6 | 1 | 4 | 5 | 2 | 13 | 7.7% | 6 |
| 1993-94 | NHL | New Jersey Devils | 20 | 1 | 7 | 8 | -1 | 39 | 2.6% | 20 |
| 1994-95 | NHL | New Jersey Devils | 17 | 1 | 4 | 5 | -1 | 21 | 4.8% | 6 |
| 1996-97 | NHL | New Jersey Devils | 10 | 1 | 2 | 3 | 2 | 15 | 6.7% | 2 |
| 1997-98 | NHL | New Jersey Devils | 6 | 1 | 0 | 1 | 0 | 3 | 33.3% | 0 |
| 1998-99 | NHL | New Jersey Devils | 7 | 0 | 0 | 0 | -1 | 7 | 0.0% | 2 |
| NHL Totals | – | 140 | 21 | 38 | 59 | -21 | 254 | 8.3% | 136 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Playoffs | vs PIT | May 4 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 1 | 21 | 13:40 |
| Playoffs | @ PIT | May 2 | 0 | 0 | 0 | -2 | 0 | 0 | 0 | 1 | 22 | 15:19 |
| Playoffs | vs PIT | Apr 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 19 | 13:26 |
| Playoffs | @ PIT | Apr 27 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 2 | 18 | 13:11 |
| Playoffs | @ PIT | Apr 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 17 | 12:11 |
| Year | Award |
|---|---|
| 1994-95 | Stanley Cup |