Not enough days in 1990 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 |
|---|---|---|---|
| 19900430 | XXXXX | 0.99 | PIT |
| 19900514 | +025+ | 1.59 | PIT |
| 19900528 | +034+ | 1.80 | PIT |
| 19900611 | +027+ | 2.38 | PIT |
| 19900625 | +054+ | 1.99 | PIT |
| 19900711 | +078+ | 1.72 | PIT |
| 19900725 | +052+ | 2.53 | PIT |
| 19900808 | +035+ | 3.30 | PIT |
| 19900822 | +021+ | 4.20 | PIT |
| 19900905 | +014+ | 5.31 | PIT |
| 19900919 | +022+ | 4.99 | PIT |
| 19901003 | +019+ | 5.85 | PIT |
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| +102+ | 1.75 | 48.3 | 2.05 | 7 | 0 | PIT |
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