| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Lake | DET | -2.24 | 191209110_OAK_DET |
| George McConnell | NYA | -1.51 | 191209100_NYA_BAL |
| Carl Cashion | MIN | -1.4 | 191209100_MIN_CLE |
| Eddie Cicotte | CHA | -0.8 | 191209110_BOS_CHA |
| Earl Hamilton | BAL | -0.58 | 191209100_NYA_BAL |
Based on accumulated WAA for this season up to 1912-09-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.67 | Walter Johnson | 330.7 | MIN |
| +002+ | 12.08 | Christy Mathewson | 275 | SFN |
| +004+ | 9.7 | Nap Rucker | 250.3 | LAN |
| +005+ | 9.02 | Slim Sallee | 278.7 | SLN |
| +006+ | 8.95 | Rube Marquard | 270.7 | SFN |
| +007+ | 8.85 | Smoky Joe Wood | 311 | BOS |
| +009+ | 7.97 | Art Fromme | 254.7 | CIN |
| +012+ | 6.89 | Jeff Tesreau | 186.7 | SFN |
| +013+ | 6.7 | George Suggs | 252.3 | CIN |
| +016+ | 6.33 | Rube Benton | 259.7 | CIN |
| +018+ | 6.09 | Larry Cheney | 256 | CHN |
| +020+ | 5.73 | Marty O'Toole | 236.3 | PIT |
| +021+ | 5.64 | Ed Walsh | 344 | CHA |
| +022+ | 5.54 | Lew Richie | 217.7 | CHN |
| +023+ | 5.46 | Red Ames | 159.7 | SFN |
| +025+ | 5.31 | Eppa Rixey | 134.7 | PHI |
| +027+ | 5.1 | Hank Robinson | 150 | PIT |
| +028+ | 5 | Jimmy Lavender | 223.3 | CHN |
| +033+ | 4.39 | Ray Collins | 164.3 | BOS |
| +039+ | 3.33 | Eddie Plank | 222.7 | OAK |
| +041+ | 3.21 | Babe Adams | 152.3 | PIT |
| +053+ | 2.72 | Hooks Wiltse | 127.7 | SFN |
| +059+ | 2.4 | Vean Gregg | 233 | CLE |
| +062+ | 2.28 | Earl Moore | 170 | PHI |
| +065+ | 2.17 | Hub Perdue | 224.3 | ATL |
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