| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Browns | BAL | 4.44 | 192105020_BAL_DET |
| Brooklyn Robins | LAN | 2.71 | 192104300_PHI_LAN |
| New York Giants | SFN | 1.56 | 192105010_ATL_SFN |
| Cleveland Indians | CLE | 1.03 | 192104300_CLE_CHA |
| Pittsburgh Pirates | PIT | 0.5 | 192105010_PIT_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -6.07 | 192105010_OAK_MIN |
| Detroit Tigers | DET | -2.77 | 192104300_BAL_DET |
| Philadelphia Athletics | OAK | -1.58 | 192105010_OAK_MIN |
| St. Louis Browns | BAL | -1.47 | 192104300_BAL_DET |
| Boston Braves | ATL | -1.44 | 192105020_ATL_SFN |
Based on accumulated WAA for this season up to 1921-05-02.
| Rank | WAA | Name | IP | Tm |
|---|
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