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 | -003- | -2.59 | SLN |
| 19570604 | -005- | -2.68 | SLN |
| 19570618 | -004- | -3.25 | SLN |
| 19570702 | -008- | -2.63 | SLN |
| 19570718 | -021- | -2.05 | SLN |
| 19570802 | XXXXX | -1.12 | SLN |
| 19570817 | -062- | -1.40 | SLN |
| 19570831 | XXXXX | -1.23 | SLN |
| 19570915 | -064- | -1.76 | SLN |
| 19570929 | -049- | -2.06 | SLN |
_