| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | 6.62 | 193105060_MIN_NYA |
| Cleveland Indians | CLE | 2.61 | 193105050_CLE_BAL |
| Philadelphia Athletics | OAK | 2.27 | 193105040_BOS_OAK |
| Detroit Tigers | DET | 1.9 | 193105040_CHA_DET |
| Brooklyn Robins | LAN | 0.43 | 193105050_SFN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -9.37 | 193105040_PHI_ATL |
| St. Louis Browns | BAL | -1.18 | 193105040_CLE_BAL |
| Pittsburgh Pirates | PIT | -0.44 | 193105060_SLN_PIT |
| Boston Braves | ATL | -0.35 | 193105040_PHI_ATL |
| Chicago White Sox | CHA | -0.32 | 193105040_CHA_DET |
Based on accumulated WAA for this season up to 1931-05-06.
| Rank | WAA | Name | IP | Tm |
|---|
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