| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | 3.61 | 193108120_MIN_CHA |
| Chicago Cubs | CHN | 0.95 | 193108100_CHN_PIT |
| Philadelphia Athletics | OAK | 0.88 | 193108110_OAK_DET |
| St. Louis Cardinals | SLN | 0.55 | 193108121_SLN_LAN |
| Brooklyn Robins | LAN | 0.29 | 193108121_SLN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -5.25 | 193108121_CHN_PHI |
| St. Louis Browns | BAL | -1.04 | 193108110_BOS_BAL |
| Boston Red Sox | BOS | -1.02 | 193108110_BOS_BAL |
| Detroit Tigers | DET | -0.48 | 193108110_OAK_DET |
| Cleveland Indians | CLE | -0.3 | 193108121_NYA_CLE |
Based on accumulated WAA for this season up to 1931-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +017+ | 4.69 | Lloyd Brown | 177.3 | MIN |
| +041+ | 2.74 | Rube Walberg | 211.7 | OAK |
| +052+ | 2.36 | George Uhle | 149 | DET |
| +057+ | 2.25 | Bump Hadley | 119.3 | MIN |
| +059+ | 2.14 | Jack Quinn | 54 | LAN |
| +065+ | 2 | Jack Ogden | 72.3 | CIN |
| +069+ | 1.92 | Jakie May | 56.7 | CHN |
| +078+ | 1.7 | Eppa Rixey | 92.3 | CIN |
| +080+ | 1.65 | Fred Heimach | 87.7 | LAN |
| +086+ | 1.39 | Syl Johnson | 130.7 | SLN |
| XXXXX | 1.22 | Jack Berly | 96 | SFN |
| XXXXX | 1.01 | Jim Lindsey | 51.3 | SLN |
| XXXXX | 0.97 | Clise Dudley | 133 | PHI |
| XXXXX | 0.87 | Lon Warneke | 39.3 | CHN |
| XXXXX | 0.53 | Gordon Rhodes | 27.3 | NYA |
| XXXXX | 0.29 | Ed Baecht | 59.3 | CHN |
| XXXXX | 0.12 | Ed Wells | 93 | NYA |
| XXXXX | -0.08 | Sarge Connally | 35 | CLE |
| XXXXX | -0.1 | Hal Haid | 27 | ATL |
| XXXXX | -0.11 | Mel Harder | 133.7 | CLE |
| XXXXX | -0.13 | Steve Swetonic | 22.7 | PIT |
| XXXXX | -0.15 | Dolf Luque | 95 | LAN |
| XXXXX | -0.31 | Roy Parmelee | 9.7 | SFN |
| XXXXX | -0.5 | Chad Kimsey | 65 | BAL |
| XXXXX | -0.57 | Ray Phelps | 144.3 | LAN |
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