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 | 0.04 | CHN |
| 19570604 | XXXXX | -0.42 | CHN |
| 19570618 | XXXXX | 0.11 | CHN |
| 19570702 | -035- | -1.38 | CHN |
| 19570718 | -048- | -1.35 | CHN |
| 19570802 | -050- | -1.49 | CHN |
| 19570817 | -055- | -1.51 | CHN |
| 19570831 | -058- | -1.54 | CHN |
| 19570915 | -074- | -1.55 | CHN |
| 19570929 | -052- | -2.02 | CHN |
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