| Primary Position: Pitcher | Bats: L Throws: L |
| Born: December 16, 1951 | Location: Manchester, NH USA |
| Played in 18 Major League seasons (1975-1992) | |
| Year | League | Team | Age | Shark WAR | Pitching WAR | G | GS | IP | W | L | CG | SV | R | BB | SO | Pitch Runs Saved | ERA | WHIP | SOper9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1975 | AL | BAL | 23 | 0.2 | 0.2 | 2 | 1 | 9.67 | 0 | 1 | 0 | 0 | 4 | 6 | 7 | 1.62 | 2.79 | 1.55 | 6.52 |
| 1976 | AL | BAL | 24 | -0.0 | -0.0 | 20 | 10 | 85.00 | 3 | 5 | 4 | 0 | 41 | 33 | 56 | -0.37 | 4.13 | 1.36 | 5.93 |
| 1977 | AL | BAL | 25 | 4.0 | 4.0 | 36 | 33 | 235.00 | 15 | 10 | 15 | 1 | 100 | 70 | 149 | 34.73 | 3.64 | 1.30 | 5.71 |
| 1978 | AL | BAL | 26 | 1.8 | 1.8 | 40 | 40 | 281.33 | 19 | 15 | 17 | 0 | 128 | 87 | 167 | 14.93 | 4.03 | 1.27 | 5.34 |
| 1979 | AL | BAL | 27 | 6.3 | 6.3 | 39 | 38 | 265.67 | 23 | 9 | 16 | 0 | 107 | 70 | 190 | 64.56 | 3.08 | 1.19 | 6.44 |
| 1980 | AL | BAL | 28 | 2.5 | 2.5 | 37 | 37 | 251.33 | 16 | 13 | 12 | 0 | 121 | 71 | 128 | 22.87 | 4.12 | 1.39 | 4.58 |
| 1981 | AL | BAL | 29 | 0.4 | 0.4 | 20 | 20 | 116.00 | 9 | 6 | 3 | 0 | 55 | 37 | 72 | 3.23 | 4.19 | 1.25 | 5.59 |
| 1982 | AL | BAL | 30 | 2.7 | 2.7 | 36 | 35 | 236.00 | 15 | 11 | 11 | 0 | 110 | 76 | 103 | 23.22 | 3.97 | 1.31 | 3.93 |
| 1983 | AL | BAL | 31 | 2.6 | 2.6 | 20 | 20 | 125.33 | 12 | 4 | 3 | 0 | 53 | 31 | 50 | 22.39 | 3.30 | 1.32 | 3.59 |
| 1984 | AL | BAL | 32 | 3.6 | 3.6 | 34 | 34 | 226.67 | 13 | 13 | 10 | 0 | 103 | 81 | 115 | 28.96 | 3.53 | 1.30 | 4.57 |
| 1985 | AL | BAL | 33 | -0.3 | -0.3 | 15 | 15 | 86.00 | 4 | 5 | 1 | 0 | 49 | 28 | 42 | -2.02 | 5.13 | 1.50 | 4.40 |
| 1986 | AL | BAL | 34 | 0.9 | 0.9 | 29 | 28 | 172.00 | 7 | 11 | 2 | 0 | 95 | 66 | 96 | 8.35 | 4.24 | 1.42 | 5.02 |
| 1987 | AL | BAL | 35 | 0.1 | 0.1 | 16 | 16 | 94.67 | 3 | 6 | 4 | 0 | 57 | 36 | 50 | 1.11 | 4.94 | 1.46 | 4.75 |
| AL | TOR | 35 | 2.3 | 2.3 | 7 | 7 | 49.33 | 3 | 2 | 0 | 0 | 15 | 15 | 43 | 19.57 | 2.37 | 1.24 | 7.84 | |
| 1988 | AL | TOR | 36 | 1.7 | 1.7 | 34 | 34 | 211.00 | 13 | 13 | 2 | 0 | 106 | 80 | 99 | 13.85 | 4.18 | 1.42 | 4.22 |
| 1989 | AL | TOR | 37 | 1.7 | 1.7 | 30 | 30 | 171.67 | 8 | 10 | 1 | 0 | 82 | 47 | 47 | 14.35 | 3.93 | 1.36 | 2.46 |
| 1990 | AL | TOR | 38 | -0.4 | -0.4 | 5 | 5 | 20.33 | 2 | 2 | 0 | 0 | 14 | 8 | 5 | -3.27 | 5.31 | 1.77 | 2.21 |
| 1991 | AL | BAL | 39 | 3.5 | 3.5 | 64 | 1 | 98.33 | 2 | 7 | 0 | 3 | 27 | 25 | 55 | 29.78 | 2.38 | 1.11 | 5.03 |
| 1992 | AL | BAL | 40 | -1.6 | -1.6 | 42 | 0 | 34.67 | 0 | 0 | 0 | 0 | 34 | 23 | 17 | -16.11 | 8.05 | 2.11 | 4.41 |
| Career Totals | 32.1 | 32.1 | 526 | 404 | 2770.0 | 167 | 143 | 101 | 4 | 1301 | 890 | 1491 | 281.757 | 3.9 | 1.33 | 4.84 | |||