| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 5.18 | 193105301_OAK_BOS |
| Chicago Cubs | CHN | 2.22 | 193105290_CHN_PIT |
| Boston Braves | ATL | 1.72 | 193105290_ATL_PHI |
| Brooklyn Robins | LAN | 1.05 | 193105301_LAN_SFN |
| St. Louis Cardinals | SLN | 0.62 | 193105290_CIN_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -3.99 | 193105290_ATL_PHI |
| Cincinnati Reds | CIN | -2.35 | 193105301_CIN_SLN |
| Pittsburgh Pirates | PIT | -1.03 | 193105290_CHN_PIT |
| St. Louis Browns | BAL | -0.93 | 193105310_BAL_CHA |
| Detroit Tigers | DET | -0.86 | 193105290_CLE_DET |
Based on accumulated WAA for this season up to 1931-05-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +024+ | 1.85 | Rube Walberg | 82 | OAK |
| +029+ | 1.52 | Wilcy Moore | 47.7 | BOS |
| +041+ | 1.28 | Jim Lindsey | 17.7 | SLN |
| XXXXX | 1.15 | Charlie Root | 59.3 | CHN |
| XXXXX | 0.85 | Clyde Day | 26.7 | LAN |
| XXXXX | 0.82 | Fred Heimach | 19.7 | LAN |
| XXXXX | 0.75 | Sam Gray | 75 | BAL |
| XXXXX | 0.72 | Eddie Rommel | 31.3 | OAK |
| XXXXX | 0.57 | Frank Watt | 24 | PHI |
| XXXXX | 0.55 | Hal Haid | 5.7 | ATL |
| XXXXX | 0.54 | Lefty Gomez | 39.3 | NYA |
| XXXXX | 0.44 | Lefty Weinert | 13.7 | NYA |
| XXXXX | 0.39 | Joe Shaute | 41.7 | LAN |
| XXXXX | 0.2 | Bill Morrell | 13.3 | SFN |
| XXXXX | 0.16 | Tony Kaufmann | 6 | SLN |
| XXXXX | 0.08 | Ed Baecht | 26.7 | CHN |
| XXXXX | 0.05 | Jim Weaver | 5 | NYA |
| XXXXX | 0.04 | Milt Shoffner | 13.3 | CLE |
| XXXXX | 0 | Bob Kline | 19.3 | BOS |
| XXXXX | 0 | Jim Brillheart | 19.3 | BOS |
| XXXXX | -0.18 | Ray Moss | 4.7 | TOT |
| XXXXX | -0.18 | George Grant | 11 | PIT |
| XXXXX | -0.2 | Bob Osborn | 8.7 | PIT |
| XXXXX | -0.2 | Carl Fischer | 52.3 | MIN |
| XXXXX | -0.24 | Bill McAfee | 17 | ATL |
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