| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chief Bender | OAK | 2.42 | 191206100_OAK_CLE |
| Slim Sallee | SLN | 2.23 | 191206100_SLN_ATL |
| Red Ames | SFN | 1.62 | 191206110_CHN_SFN |
| Lew Richie | CHN | 1.13 | 191206100_CHN_SFN |
| Vean Gregg | CLE | 1.11 | 191206090_OAK_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Earl Hamilton | BAL | -4.81 | 191206110_BOS_BAL |
| Jack Warhop | NYA | -1.36 | 191206110_NYA_CHA |
| Joe Willis | SLN | -1.33 | 191206110_SLN_ATL |
| Howie Camnitz | PIT | -0.95 | 191206100_PIT_LAN |
| Bob Groom | MIN | -0.88 | 191206110_MIN_DET |
Based on accumulated WAA for this season up to 1912-06-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.47 | Walter Johnson | 134 | MIN |
| +002+ | 6.82 | Rube Marquard | 103 | SFN |
| +003+ | 4.71 | Slim Sallee | 101 | SLN |
| +004+ | 4.02 | Larry Cheney | 114.3 | CHN |
| +005+ | 3.94 | Ed Walsh | 126.7 | CHA |
| +007+ | 3.61 | Christy Mathewson | 89.7 | SFN |
| +009+ | 3.32 | Hooks Wiltse | 46.3 | SFN |
| +011+ | 3.24 | Rube Benton | 94.7 | CIN |
| +012+ | 3.08 | Claude Hendrix | 95.7 | PIT |
| +014+ | 3.05 | Red Ames | 67 | SFN |
| +015+ | 2.91 | Marty O'Toole | 87.7 | PIT |
| +016+ | 2.87 | Ad Brennan | 77.3 | PHI |
| +017+ | 2.74 | Hub Perdue | 92.3 | ATL |
| +019+ | 2.53 | Jean Dubuc | 87.3 | DET |
| +020+ | 2.39 | Tom Seaton | 89 | PHI |
| +021+ | 2.31 | George Kahler | 114.7 | CLE |
| +024+ | 1.91 | Walt Dickson | 45.3 | ATL |
| +026+ | 1.9 | Cliff Curtis | 37 | PHI |
| +029+ | 1.82 | Jack Powell | 72 | BAL |
| +033+ | 1.75 | Lew Richie | 56.7 | CHN |
| +034+ | 1.72 | Charley Hall | 78 | BOS |
| +037+ | 1.6 | Babe Adams | 68.3 | PIT |
| +038+ | 1.59 | Eddie Plank | 75.7 | OAK |
| +039+ | 1.58 | Chief Bender | 59 | OAK |
| +041+ | 1.48 | Buster Brown | 63.7 | ATL |
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