| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | 5.8 | 193109240_PHI_PIT |
| Washington Senators | MIN | 1.7 | 193109250_MIN_NYA |
| New York Yankees | NYA | 0.33 | 193109230_MIN_NYA |
| Philadelphia Athletics | OAK | 0.13 | 193109240_BOS_OAK |
| Pittsburgh Pirates | PIT | 0.04 | 193109240_PHI_PIT |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -0.41 | 193109240_DET_CLE |
| Cleveland Indians | CLE | -0.28 | 193109240_DET_CLE |
| Boston Red Sox | BOS | -0.1 | 193109250_BOS_OAK |
| Pittsburgh Pirates | PIT | 0.04 | 193109240_PHI_PIT |
| Philadelphia Athletics | OAK | 0.11 | 193109250_BOS_OAK |
Based on accumulated WAA for this season up to 1931-09-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +023+ | 5.41 | Tom Zachary | 219.7 | ATL |
| +026+ | 4.95 | Ray Benge | 238 | PHI |
| +037+ | 4.1 | Firpo Marberry | 217.3 | MIN |
| +051+ | 3.39 | Glenn Spencer | 180 | PIT |
| +063+ | 2.62 | Jack Ogden | 89 | CIN |
| +065+ | 2.61 | Clise Dudley | 179 | PHI |
| +067+ | 2.56 | George Uhle | 193 | DET |
| +086+ | 2.17 | Jack Quinn | 64.3 | LAN |
| +090+ | 2.05 | Fred Heimach | 135.3 | LAN |
| +100+ | 1.61 | Phil Collins | 240.3 | PHI |
| XXXXX | 0.89 | Tiny Chaplin | 42.3 | SFN |
| XXXXX | 0.56 | Jack Berly | 111.3 | SFN |
| XXXXX | 0.5 | George Pipgras | 136.7 | NYA |
| XXXXX | 0.48 | Ed Baecht | 67 | CHN |
| XXXXX | 0.45 | Cy Moore | 61.7 | LAN |
| XXXXX | 0.26 | Johnny Welch | 33.7 | CHN |
| XXXXX | 0.18 | Fred Frankhouse | 127.3 | ATL |
| XXXXX | -0.07 | Sarge Connally | 85.7 | CLE |
| XXXXX | -0.23 | Allyn Stout | 72.7 | SLN |
| XXXXX | -0.27 | Grant Bowler | 28.3 | CHA |
| XXXXX | -0.39 | Mark Koenig | 7 | DET |
| XXXXX | -0.52 | Roy Mahaffey | 162.3 | OAK |
| XXXXX | -0.52 | Bill Sherdel | 137.7 | ATL |
| XXXXX | -0.54 | Hal Haid | 56 | ATL |
| XXXXX | -0.6 | Clyde Day | 57.3 | LAN |
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