Not enough days in 1957 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 |
|---|---|---|---|
| 19570521 | XXXXX | -0.08 | SLN |
| 19570604 | XXXXX | 0.16 | SLN |
| 19570618 | XXXXX | -0.07 | SLN |
| 19570702 | XXXXX | -0.92 | SLN |
| 19570718 | XXXXX | -0.16 | SLN |
| 19570802 | XXXXX | 0.54 | SLN |
| 19570817 | XXXXX | -0.99 | SLN |
| 19570831 | -049- | -1.64 | SLN |
| 19570915 | -026- | -2.56 | SLN |
| 19570929 | -026- | -2.75 | SLN |
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