| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 10.59 | 191207092_CLE_MIN |
| Christy Mathewson | SFN | 5.17 | 191207090_SFN_CHN |
| Ed Walsh | CHA | 4.07 | 191207090_CHA_OAK |
| Nap Rucker | LAN | 2.61 | 191207090_LAN_CIN |
| Marty O'Toole | PIT | 1.76 | 191207090_PHI_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McConnell | NYA | -2.58 | 191207090_DET_NYA |
| Bill Steele | SLN | -1.53 | 191207110_ATL_SLN |
| Lefty Tyler | ATL | -1.28 | 191207110_ATL_SLN |
| Barney Pelty | MIN | -0.65 | 191207091_CLE_MIN |
| Eddie Stack | LAN | -0.3 | 191207112_LAN_CIN |
Based on accumulated WAA for this season up to 1912-07-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.69 | Walter Johnson | 190 | MIN |
| +002+ | 9.03 | Rube Marquard | 166.3 | SFN |
| +004+ | 6.61 | Marty O'Toole | 152 | PIT |
| +005+ | 6.48 | Christy Mathewson | 146.7 | SFN |
| +006+ | 6.01 | Nap Rucker | 140.7 | LAN |
| +008+ | 5.26 | Jimmy Lavender | 122 | CHN |
| +009+ | 5.25 | Ed Walsh | 197.7 | CHA |
| +010+ | 5.22 | Claude Hendrix | 146.3 | PIT |
| +012+ | 4.83 | George Suggs | 133.3 | CIN |
| +013+ | 4.81 | Larry Cheney | 163 | CHN |
| +015+ | 4.77 | Rube Benton | 156.3 | CIN |
| +017+ | 4.13 | Lew Richie | 110.3 | CHN |
| +018+ | 3.94 | Smoky Joe Wood | 182.3 | BOS |
| +022+ | 3.58 | Joe Benz | 129.7 | CHA |
| +027+ | 2.77 | Red Ames | 97.7 | SFN |
| +030+ | 2.7 | Hub Perdue | 122.3 | ATL |
| +032+ | 2.61 | Hooks Wiltse | 83 | SFN |
| +034+ | 2.57 | Pete Alexander | 139.7 | PHI |
| +035+ | 2.48 | Eddie Plank | 133.7 | OAK |
| +038+ | 2.27 | Ad Brennan | 124 | PHI |
| +041+ | 2.13 | Bert Humphries | 90.7 | CIN |
| +042+ | 2.11 | Mordecai Brown | 76.3 | CHN |
| +044+ | 2.08 | Howie Camnitz | 140 | PIT |
| +046+ | 2.03 | Vean Gregg | 121.3 | CLE |
| +047+ | 1.98 | Jack Powell | 121 | BAL |
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