| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 15.12 | 192105281_SFN_ATL |
| Pittsburgh Pirates | PIT | 3.58 | 192105290_PIT_CIN |
| New York Yankees | NYA | 1.37 | 192105270_NYA_MIN |
| Brooklyn Robins | LAN | 0.47 | 192105270_LAN_PHI |
| Chicago Cubs | CHN | 0.28 | 192105270_SLN_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Cleveland Indians | CLE | -1.52 | 192105270_CLE_BAL |
| St. Louis Browns | BAL | -1.45 | 192105280_CLE_BAL |
| Washington Senators | MIN | -1.34 | 192105280_BOS_MIN |
| Chicago White Sox | CHA | -1.25 | 192105270_CHA_DET |
| Philadelphia Athletics | OAK | -0.29 | 192105281_OAK_NYA |
Based on accumulated WAA for this season up to 1921-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +009+ | 3 | Bill Piercy | 50.3 | NYA |
| +013+ | 2.58 | Eppa Rixey | 75.7 | CIN |
| +014+ | 2.57 | George Mogridge | 59 | MIN |
| +016+ | 2.39 | Jesse Barnes | 68 | SFN |
| +020+ | 2.18 | Dana Fillingim | 57.7 | ATL |
| +022+ | 2.15 | Rube Benton | 36.3 | SFN |
| XXXXX | 0.91 | Fred Toney | 63.3 | SFN |
| XXXXX | 0.84 | Jimmy Zinn | 25.3 | PIT |
| XXXXX | 0.81 | Rosy Ryan | 37.7 | SFN |
| XXXXX | 0.75 | Ted Odenwald | 12.7 | CLE |
| XXXXX | 0.67 | Roy Walker | 24.3 | SLN |
| XXXXX | 0.62 | Elmer Ponder | 18.3 | PIT |
| XXXXX | 0.6 | Babe Adams | 50.3 | PIT |
| XXXXX | 0.28 | Bill Sherdel | 24.7 | SLN |
| XXXXX | 0.26 | Benn Karr | 2.7 | BOS |
| XXXXX | 0.22 | Tink Riviere | 24 | SLN |
| XXXXX | 0.21 | Kaiser Wilhelm | 2.3 | PHI |
| XXXXX | 0.2 | Slim Sallee | 29 | SFN |
| XXXXX | 0.09 | Ray Richmond | 1 | BAL |
| XXXXX | 0.05 | Rusty Pence | 5 | CHA |
| XXXXX | -0.01 | Elam Vangilder | 6.7 | BAL |
| XXXXX | -0.04 | Garland Braxton | 6.3 | ATL |
| XXXXX | -0.15 | Allen Russell | 41.3 | BOS |
| XXXXX | -0.15 | Hal Carlson | 21.3 | PIT |
| XXXXX | -0.17 | Bill Burwell | 27.7 | BAL |
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