| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.21 | 191208231_DET_MIN |
| Slim Sallee | SLN | 2.51 | 191208240_LAN_SLN |
| Smoky Joe Wood | BOS | 2.44 | 191208240_CLE_BOS |
| Marty O'Toole | PIT | 1.47 | 191208232_SFN_PIT |
| Jimmy Lavender | CHN | 0.98 | 191208240_ATL_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Fisher | NYA | -3.41 | 191208230_CHA_NYA |
| Carl Cashion | MIN | -1.62 | 191208232_DET_MIN |
| Lefty Tyler | ATL | -1.13 | 191208240_ATL_CHN |
| Eddie Cicotte | CHA | -1.1 | 191208230_CHA_NYA |
| Jack Powell | BAL | -0.71 | 191208242_BAL_OAK |
Based on accumulated WAA for this season up to 1912-08-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14.31 | Walter Johnson | 293 | MIN |
| +002+ | 10.09 | Christy Mathewson | 237 | SFN |
| +003+ | 9.37 | Nap Rucker | 221.7 | LAN |
| +005+ | 8.61 | Rube Marquard | 234.7 | SFN |
| +006+ | 8.11 | Claude Hendrix | 238.7 | PIT |
| +007+ | 7.73 | Slim Sallee | 246.7 | SLN |
| +008+ | 6.92 | Smoky Joe Wood | 276 | BOS |
| +011+ | 6.38 | Marty O'Toole | 222 | PIT |
| +013+ | 6.16 | Ed Walsh | 306.3 | CHA |
| +015+ | 5.88 | Rube Benton | 228.7 | CIN |
| +016+ | 5.8 | George Suggs | 223.3 | CIN |
| +017+ | 5.77 | Art Fromme | 214 | CIN |
| +018+ | 5.48 | Lew Richie | 194.7 | CHN |
| +019+ | 5.4 | Pete Alexander | 237 | PHI |
| +020+ | 5.1 | Jimmy Lavender | 197.3 | CHN |
| +021+ | 4.96 | Howie Camnitz | 215.7 | PIT |
| +023+ | 4.78 | Jeff Tesreau | 150.7 | SFN |
| +026+ | 4.24 | Larry Cheney | 220 | CHN |
| +029+ | 3.94 | Hank Robinson | 133 | PIT |
| +031+ | 3.8 | Hooks Wiltse | 124.3 | SFN |
| +032+ | 3.79 | Eddie Plank | 200.7 | OAK |
| +033+ | 3.78 | Red Ames | 137.7 | SFN |
| +036+ | 3.58 | Eppa Rixey | 106.7 | PHI |
| +046+ | 3.04 | Bert Humphries | 158 | CIN |
| +048+ | 3 | Babe Adams | 127.3 | PIT |
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