| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | 7.38 | 191208210_DET_MIN |
| Pittsburgh Pirates | PIT | 2.87 | 191208210_LAN_PIT |
| Cincinnati Reds | CIN | 2.21 | 191208220_PHI_CIN |
| Chicago White Sox | CHA | 0.38 | 191208230_CHA_NYA |
| Philadelphia Athletics | OAK | 0.21 | 191208221_BAL_OAK |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -6.49 | 191208231_DET_MIN |
| New York Highlanders | NYA | -2.24 | 191208210_CHA_NYA |
| Cleveland Naps | CLE | -0.93 | 191208230_CLE_BOS |
| Pittsburgh Pirates | PIT | -0.6 | 191208221_SFN_PIT |
| Boston Braves | ATL | -0.51 | 191208210_ATL_CIN |
Based on accumulated WAA for this season up to 1912-08-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +013+ | 6.14 | Ed Walsh | 306.3 | CHA |
| +020+ | 5.24 | Art Fromme | 206 | CIN |
| +050+ | 2.8 | Bert Humphries | 155.3 | CIN |
| +059+ | 2.49 | Chief Bender | 160 | OAK |
| +064+ | 2.17 | Rube Geyer | 127.7 | SLN |
| +079+ | 1.3 | Charley Hall | 172.3 | BOS |
| XXXXX | 0.79 | Sandy Burk | 17.3 | TOT |
| XXXXX | 0.69 | Doc Crandall | 133.7 | SFN |
| XXXXX | 0.62 | Ed Warner | 41.3 | PIT |
| XXXXX | 0.26 | Happy Finneran | 5 | PHI |
| XXXXX | 0.23 | Dan Griner | 7 | SLN |
| XXXXX | 0.09 | Mysterious Walker | 1 | CLE |
| XXXXX | 0.01 | Cliff Curtis | 77.7 | TOT |
| XXXXX | -0.02 | LaRue Kirby | 2 | SFN |
| XXXXX | -0.06 | Hank Ritter | 6 | PHI |
| XXXXX | -0.25 | Rube Kroh | 6.3 | ATL |
| XXXXX | -0.29 | Byron Houck | 119.3 | OAK |
| XXXXX | -0.32 | Jack Ferry | 10.3 | PIT |
| XXXXX | -0.46 | Toots Shultz | 57.3 | PHI |
| XXXXX | -0.68 | Charlie Smith | 68 | CHN |
| XXXXX | -0.81 | Jim Baskette | 82.7 | CLE |
| XXXXX | -1 | Willie Adams | 36.3 | BAL |
| XXXXX | -1.1 | Buster Brown | 143.3 | ATL |
| -088- | -1.36 | Iron Davis | 36.3 | NYA |
| -049- | -1.88 | Gene Woodburn | 27.3 | SLN |
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