Not enough days in 1991 season to compile WAA record.
The line graph below shows daily WAA and Batting Average for reference. Fluctuation in batting average decreases as a season progresses. BA for pitchers is batting average against.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19910502 | +008+ | 1.84 | OAK |
| 19910516 | XXXXX | 0.43 | OAK |
| 19910530 | XXXXX | 0.43 | OAK |
| 19910613 | +087+ | 1.28 | OAK |
| 19910627 | +059+ | 2.00 | OAK |
| 19910714 | XXXXX | -0.42 | OAK |
| 19910728 | XXXXX | -0.32 | OAK |
| 19910811 | XXXXX | 0.76 | OAK |
| 19910825 | XXXXX | -0.09 | OAK |
| 19910908 | -149- | -1.43 | OAK |
| 19910922 | -064- | -2.46 | OAK |
| 19911006 | -027- | -3.36 | OAK |
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | -0.81 | 15.3 | 5.87 | 3 | 8 | LAN |
| XXXXX | -0.29 | 34 | 3.97 | 6 | 0 | OAK |
| XXXXX | -1.1 | 49.3 | 4.56 | 0 | 0 | TOT |
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