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 | +006+ | 1.82 | OAK |
| 19900514 | +021+ | 1.66 | OAK |
| 19900528 | +009+ | 2.97 | OAK |
| 19900611 | +009+ | 3.45 | OAK |
| 19900625 | +024+ | 3.06 | OAK |
| 19900711 | +020+ | 3.11 | OAK |
| 19900725 | +030+ | 3.25 | OAK |
| 19900808 | +008+ | 5.47 | OAK |
| 19900822 | +006+ | 6.26 | OAK |
| 19900905 | +012+ | 5.59 | OAK |
| 19900919 | +008+ | 6.77 | OAK |
| 19901003 | +005+ | 7.86 | OAK |
Dave Stewart Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| +038+ | -0.43 | 2.3 | 11.57 | 0 | 4 | LAN |
| +038+ | -0.39 | 25.3 | 4.26 | 4 | 0 | TOR |
| +038+ | 3.39 | 105.3 | 2.22 | 14 | 0 | OAK |
| +038+ | 2.57 | 133 | 2.77 | 0 | 0 | TOT |
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