| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 11.24 | 191209061_SFN_PHI |
| Pittsburgh Pirates | PIT | 6.11 | 191209050_PIT_SLN |
| St. Louis Cardinals | SLN | 0.73 | 191209050_PIT_SLN |
| Philadelphia Athletics | OAK | 0.24 | 191209051_OAK_NYA |
| Boston Red Sox | BOS | 0.1 | 191209050_MIN_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Highlanders | NYA | -6.57 | 191209060_OAK_NYA |
| St. Louis Browns | BAL | -1.67 | 191209060_BAL_DET |
| Cleveland Naps | CLE | -1.06 | 191209050_CLE_CHA |
| Boston Braves | ATL | -0.8 | 191209060_ATL_LAN |
| Detroit Tigers | DET | -0.27 | 191209060_BAL_DET |
Based on accumulated WAA for this season up to 1912-09-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 11.43 | Christy Mathewson | 266 | SFN |
| +020+ | 5.85 | Ed Walsh | 335 | CHA |
| +022+ | 5.61 | Howie Camnitz | 235.3 | PIT |
| +031+ | 4.48 | Hank Robinson | 141 | PIT |
| +038+ | 3.33 | Hooks Wiltse | 127.7 | SFN |
| +047+ | 2.94 | Rube Geyer | 153.3 | SLN |
| +059+ | 2.44 | Chief Bender | 168 | OAK |
| XXXXX | 1.19 | Sandy Burk | 24.3 | TOT |
| XXXXX | 0.48 | Frank Harter | 14.3 | CIN |
| XXXXX | 0.43 | Paul Musser | 20.7 | MIN |
| XXXXX | 0.27 | Len Madden | 3 | CHN |
| XXXXX | 0.19 | George Chalmers | 40.7 | PHI |
| XXXXX | 0.09 | Bert Gallia | 1 | MIN |
| XXXXX | 0.09 | Herb Herring | 1 | MIN |
| XXXXX | 0.01 | Doc Crandall | 146.3 | SFN |
| XXXXX | -0.01 | Carl Weilman | 9 | BAL |
| XXXXX | -0.05 | Ed Donalds | 4 | CIN |
| XXXXX | -0.26 | Erskine Mayer | 4 | PHI |
| XXXXX | -0.33 | Gene Moore | 14.7 | CIN |
| XXXXX | -0.35 | Byron Houck | 140.3 | OAK |
| XXXXX | -0.87 | Charlie Smith | 83 | CHN |
| XXXXX | -0.91 | Toots Shultz | 58.3 | PHI |
| XXXXX | -1.16 | Jack Warhop | 217 | NYA |
| -082- | -1.49 | Ed Donnelly | 146 | ATL |
| -078- | -1.55 | Red Nelson | 26.3 | TOT |
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