| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 6.61 | 191205150_CHA_OAK |
| New York Giants | SFN | 0.99 | 191205150_SFN_PIT |
| Chicago White Sox | CHA | 0.53 | 191205150_CHA_OAK |
| Pittsburgh Pirates | PIT | 0.14 | 191205150_SFN_PIT |
| Boston Red Sox | BOS | 0.09 | 191205150_BAL_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | -1.46 | 191205130_ATL_SLN |
| Philadelphia Athletics | OAK | -1.44 | 191205130_CHA_OAK |
| St. Louis Browns | BAL | -0.95 | 191205150_BAL_BOS |
| Cincinnati Reds | CIN | -0.63 | 191205150_ATL_CIN |
| Cleveland Naps | CLE | -0.54 | 191205140_CLE_MIN |
Based on accumulated WAA for this season up to 1912-05-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +020+ | 1.66 | George Mogridge | 24.7 | CHA |
| +028+ | 1.3 | Eddie Plank | 47.7 | OAK |
| XXXXX | 0.9 | Tom Seaton | 43.3 | PHI |
| XXXXX | 0.63 | Jack Quinn | 43.3 | NYA |
| XXXXX | 0.52 | Hank Robinson | 5.3 | PIT |
| XXXXX | 0.47 | Hugh Bedient | 17.7 | BOS |
| XXXXX | 0.45 | Pat Ragan | 4.3 | LAN |
| XXXXX | 0.36 | Lou Lowdermilk | 6 | SLN |
| XXXXX | 0.33 | Bert Humphries | 19.3 | CIN |
| XXXXX | 0.18 | Herb Pennock | 4 | OAK |
| XXXXX | 0.14 | Jack Powell | 27.7 | BAL |
| XXXXX | 0.11 | Walt Dickson | 11.7 | ATL |
| XXXXX | 0.09 | Jim Moroney | 1 | CHN |
| XXXXX | 0.01 | Bill Schardt | 20.3 | LAN |
| XXXXX | 0.01 | Rube Peters | 36.3 | CHA |
| XXXXX | -0.09 | Jack Bushelman | 7.7 | BOS |
| XXXXX | -0.22 | Earl Yingling | 10 | LAN |
| XXXXX | -0.23 | Toots Shultz | 8 | PHI |
| XXXXX | -0.24 | Red Hoff | 8.3 | NYA |
| XXXXX | -0.33 | Jim Baskette | 11.7 | CLE |
| XXXXX | -0.36 | Hub Pernoll | 9 | DET |
| XXXXX | -0.44 | Roy Mitchell | 2 | BAL |
| XXXXX | -0.45 | Charlie Becker | 8 | MIN |
| XXXXX | -0.73 | Frank Smith | 17 | CIN |
| XXXXX | -0.79 | Bill Steele | 40 | SLN |
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