Mark Williamson
Batting
Baseball Reference Page
| Team | Year | Adj IP | W | L | BB | SO | ERA | RPG | Runs | Tot | R/IP | TE |
| BAL | 1987 | 124.4 | 8 | 9 | 41 | 73 | 4.03 | | 76.7 | 76.5 | 0.617 | 0.615 |
| BAL | 1988 | 120.1 | 5 | 8 | 40 | 69 | 4.90 | | 59.4 | 59.4 | 0.494 | 0.494 |
| BAL | 1989 | 107.7 | 10 | 5 | 30 | 55 | 2.93 | | 67.9 | 68.1 | 0.630 | 0.633 |
| BAL | 1990 | 82.0 | 8 | 2 | 28 | 60 | 2.21 | | 45.8 | 45.5 | 0.558 | 0.554 |
| BAL | 1991 | 81.9 | 5 | 5 | 35 | 53 | 4.48 | | 39.4 | 39.0 | 0.480 | 0.476 |
| BAL | 1992 | 18.6 | 0 | 0 | 10 | 14 | 0.96 | | 10.3 | 10.3 | 0.551 | 0.554 |
| BAL | 1993 | 92.3 | 7 | 5 | 25 | 45 | 4.91 | | 57.7 | 57.9 | 0.625 | 0.628 |
| BAL | 1994 | 67.1 | 3 | 1 | 17 | 28 | 4.01 | | 33.4 | 33.6 | 0.498 | 0.501 |