| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McConnell | NYA | -1.92 | 191209241_NYA_BOS |
| Bill Steele | SLN | -1.48 | 191209260_SLN_PIT |
| Tom Hughes | MIN | -0.92 | 191209260_MIN_OAK |
| Earl Hamilton | BAL | -0.79 | 191209242_CHA_BAL |
| Eddie Cicotte | CHA | -0.75 | 191209252_CHA_BAL |
Based on accumulated WAA for this season up to 1912-09-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.78 | Walter Johnson | 350.3 | MIN |
| +002+ | 12.76 | Christy Mathewson | 310 | SFN |
| +004+ | 10.55 | Nap Rucker | 277.3 | LAN |
| +005+ | 9.82 | Smoky Joe Wood | 336 | BOS |
| +006+ | 9.26 | Jeff Tesreau | 222.7 | SFN |
| +008+ | 8.52 | Rube Marquard | 284 | SFN |
| +009+ | 8 | Pete Alexander | 303 | PHI |
| +010+ | 7.99 | Art Fromme | 282.7 | CIN |
| +012+ | 7.81 | Larry Cheney | 288.3 | CHN |
| +013+ | 7.67 | Claude Hendrix | 279.3 | PIT |
| +016+ | 7.31 | Ed Walsh | 371 | CHA |
| +017+ | 7 | Marty O'Toole | 262.3 | PIT |
| +018+ | 6.88 | Howie Camnitz | 263.3 | PIT |
| +020+ | 6.55 | George Suggs | 280.7 | CIN |
| +021+ | 6.35 | Rube Benton | 287.7 | CIN |
| +022+ | 6.14 | Hank Robinson | 175 | PIT |
| +023+ | 6.04 | Red Ames | 168.7 | SFN |
| +028+ | 5.57 | Eppa Rixey | 148 | PHI |
| +034+ | 4.67 | Jimmy Lavender | 247 | CHN |
| +035+ | 4.52 | Ray Collins | 183.3 | BOS |
| +036+ | 4.43 | Eddie Plank | 240.7 | OAK |
| +041+ | 3.62 | Vean Gregg | 262 | CLE |
| +049+ | 3.05 | Tom Seaton | 244.3 | PHI |
| +053+ | 2.9 | Hooks Wiltse | 131.7 | SFN |
| +063+ | 2.52 | Rube Geyer | 178.3 | SLN |
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