Willis Roberts
Batting
Baseball Reference Page
| Team | Year | Adj IP | W | L | BB | SO | ERA | RPG | Runs | Tot | R/IP | TE |
| DET | 1999 | 1.7 | 0 | 0 | 0 | 0 | 13.50 | | 0.9 | 0.6 | 0.511 | 0.343 |
| BAL | 2001 | 135.3 | 9 | 10 | 55 | 95 | 4.91 | -0.099 | 65.2 | 65.1 | 0.482 | 0.476 |
| BAL | 2002 | 77.6 | 5 | 4 | 32 | 51 | 3.36 | | 42.1 | 41.7 | 0.543 | 0.538 |
| BAL | 2003 | 38.7 | 3 | 1 | 16 | 26 | 5.72 | | 14.8 | 14.9 | 0.383 | 0.386 |
| PIT | 2004 | 12.1 | 0 | 0 | 9 | 7 | 5.25 | -0.261 | 5.2 | 5.2 | 0.434 | 0.415 |