| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 7.25 | 191204290_NYA_MIN |
| Eddie Plank | OAK | 4.34 | 191204290_OAK_BOS |
| Babe Adams | PIT | 2.7 | 191205010_CHN_PIT |
| Smoky Joe Wood | BOS | 2.53 | 191205010_BOS_MIN |
| Russ Ford | NYA | 2.27 | 191205010_NYA_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Tyler | ATL | -1.46 | 191205010_LAN_ATL |
| Art Fromme | CIN | -0.46 | 191205010_CIN_SLN |
| Harry Krause | OAK | -0.31 | 191204300_OAK_BOS |
| Tom Hughes | MIN | -0.27 | 191205010_BOS_MIN |
| Jimmy Lavender | CHN | -0.2 | 191204300_CIN_CHN |
Based on accumulated WAA for this season up to 1912-05-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.83 | Walter Johnson | 44 | MIN |
| +002+ | 2.02 | Eddie Plank | 27 | OAK |
| +004+ | 1.79 | George Kahler | 28 | CLE |
| +005+ | 1.75 | Lew Richie | 29 | CHN |
| +006+ | 1.71 | Christy Mathewson | 26 | SFN |
| +007+ | 1.55 | Hub Perdue | 37 | ATL |
| +008+ | 1.48 | Charley Hall | 28.3 | BOS |
| +009+ | 1.47 | Rube Marquard | 30 | SFN |
| +010+ | 1.46 | Bob Groom | 27 | MIN |
| +012+ | 1.36 | Larry Cheney | 27 | CHN |
| XXXXX | 1.2 | Maury Kent | 26 | LAN |
| XXXXX | 1.19 | Eddie Stack | 17 | LAN |
| XXXXX | 1.07 | Buster Brown | 16 | ATL |
| XXXXX | 1.05 | Jeff Tesreau | 15 | SFN |
| XXXXX | 1.02 | Marty O'Toole | 18 | PIT |
| XXXXX | 0.99 | Ad Brennan | 26 | PHI |
| XXXXX | 0.89 | Joe Benz | 16.3 | CHA |
| XXXXX | 0.88 | Hooks Wiltse | 9 | SFN |
| XXXXX | 0.76 | Claude Hendrix | 26.7 | PIT |
| XXXXX | 0.75 | Elmer Knetzer | 19 | LAN |
| XXXXX | 0.75 | Rube Benton | 26 | CIN |
| XXXXX | 0.65 | Babe Adams | 30 | PIT |
| XXXXX | 0.59 | Harry McIntire | 18.3 | CHN |
| XXXXX | 0.57 | Slim Sallee | 39.3 | SLN |
| XXXXX | 0.52 | Chief Bender | 22 | OAK |
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