Not enough days in 1931 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 |
|---|---|---|---|
| 19310510 | -014- | -1.33 | BAL |
| 19310524 | XXXXX | -0.89 | BAL |
| 19310607 | XXXXX | -0.95 | BAL |
| 19310621 | -031- | -1.56 | BAL |
| 19310705 | XXXXX | -0.35 | BAL |
| 19310719 | XXXXX | -0.09 | BAL |
| 19310802 | XXXXX | -0.69 | BAL |
| 19310816 | XXXXX | -0.36 | BAL |
| 19310830 | -073- | -1.65 | BAL |
| 19310913 | XXXXX | -1.09 | BAL |
| 19310927 | XXXXX | -0.54 | BAL |
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