| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Fisher | NYA | -3.19 | 191208290_NYA_MIN |
| Carl Cashion | MIN | -1.42 | 191208270_BAL_MIN |
| George Kahler | CLE | -1.16 | 191208282_CLE_NYA |
| Ed Willett | DET | -0.92 | 191208280_DET_OAK |
| Eddie Cicotte | CHA | -0.8 | 191208270_CHA_BOS |
Based on accumulated WAA for this season up to 1912-08-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14.34 | Walter Johnson | 304.7 | MIN |
| +002+ | 10.36 | Christy Mathewson | 244 | SFN |
| +003+ | 9.14 | Nap Rucker | 230 | LAN |
| +004+ | 8.56 | Rube Marquard | 242.7 | SFN |
| +006+ | 8.11 | Claude Hendrix | 247.7 | PIT |
| +007+ | 7.8 | Slim Sallee | 253.7 | SLN |
| +008+ | 7.47 | Smoky Joe Wood | 285 | BOS |
| +010+ | 6.72 | Rube Benton | 237.7 | CIN |
| +011+ | 6.62 | Ed Walsh | 321 | CHA |
| +012+ | 6.61 | Art Fromme | 223 | CIN |
| +016+ | 6.24 | Pete Alexander | 246 | PHI |
| +017+ | 6.22 | George Suggs | 232.3 | CIN |
| +018+ | 6.08 | Marty O'Toole | 230 | PIT |
| +019+ | 5.53 | Lew Richie | 199.7 | CHN |
| +020+ | 5.3 | Jimmy Lavender | 206.3 | CHN |
| +021+ | 5.17 | Howie Camnitz | 224.7 | PIT |
| +022+ | 5.08 | Larry Cheney | 229 | CHN |
| +023+ | 5.02 | Jeff Tesreau | 159.7 | SFN |
| +029+ | 4.21 | Eppa Rixey | 115.7 | PHI |
| +033+ | 3.82 | Hooks Wiltse | 124.3 | SFN |
| +034+ | 3.81 | Red Ames | 137.7 | SFN |
| +040+ | 3.35 | Ray Collins | 146.3 | BOS |
| +043+ | 3.13 | Eddie Plank | 204.7 | OAK |
| +046+ | 3.04 | Bert Humphries | 158 | CIN |
| +047+ | 3.01 | Babe Adams | 127.3 | PIT |
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