| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 3.37 | 191205270_OAK_BOS |
| Boston Red Sox | BOS | 1.88 | 191205270_OAK_BOS |
| St. Louis Cardinals | SLN | 1.64 | 191205260_CIN_SLN |
| Philadelphia Phillies | PHI | 0.99 | 191205271_ATL_PHI |
| Pittsburgh Pirates | PIT | 0.46 | 191205250_CHN_PIT |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Braves | ATL | -4.15 | 191205250_ATL_PHI |
| New York Highlanders | NYA | -1.67 | 191205270_MIN_NYA |
| Brooklyn Dodgers | LAN | -0.51 | 191205270_SFN_LAN |
| St. Louis Browns | BAL | -0.33 | 191205260_BAL_CLE |
| Washington Senators | MIN | -0.23 | 191205270_MIN_NYA |
Based on accumulated WAA for this season up to 1912-05-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 3.97 | Slim Sallee | 84.7 | SLN |
| +009+ | 2.32 | Rube Benton | 70.7 | CIN |
| +010+ | 2.27 | Hub Perdue | 75.7 | ATL |
| +033+ | 1.38 | George Baumgardner | 43.7 | BAL |
| XXXXX | 1.17 | Chief Bender | 33 | OAK |
| XXXXX | 1.07 | George Mogridge | 25 | CHA |
| XXXXX | 1.07 | Tom Seaton | 63.3 | PHI |
| XXXXX | 1.04 | Jim Bagby | 15.3 | CIN |
| XXXXX | 0.91 | Jean Dubuc | 47.3 | DET |
| XXXXX | 0.88 | Hank Robinson | 17.3 | PIT |
| XXXXX | 0.72 | Maury Kent | 53 | LAN |
| XXXXX | 0.71 | Pete Alexander | 68 | PHI |
| XXXXX | 0.45 | Doc Crandall | 11 | SFN |
| XXXXX | 0.27 | Curly Brown | 24 | BAL |
| XXXXX | 0.25 | Hugh Bedient | 36.7 | BOS |
| XXXXX | 0.21 | Jim Baskette | 17 | CLE |
| XXXXX | -0.04 | Byron Houck | 18.7 | OAK |
| XXXXX | -0.06 | Brad Hogg | 22 | ATL |
| XXXXX | -0.22 | Rube Peters | 47.3 | CHA |
| XXXXX | -0.26 | Lefty Leifield | 20.7 | PIT |
| XXXXX | -0.51 | Bert Humphries | 27.7 | CIN |
| XXXXX | -0.74 | Earl Yingling | 25 | LAN |
| XXXXX | -0.87 | Jack Warhop | 23.3 | NYA |
| XXXXX | -0.97 | Frank Lange | 57.3 | CHA |
| XXXXX | -1.05 | Cy Barger | 12 | LAN |
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