| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 14.45 | 191307092_MIN_DET |
| Eddie Plank | OAK | 4.21 | 191307100_OAK_CLE |
| Jim Scott | CHA | 4.16 | 191307090_NYA_CHA |
| Christy Mathewson | SFN | 3.35 | 191307100_CHN_SFN |
| Nap Rucker | LAN | 1.33 | 191307100_CIN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Otto Hess | ATL | -3.91 | 191307091_SLN_ATL |
| Pol Perritt | SLN | -3.34 | 191307092_SLN_ATL |
| Tom Hughes | MIN | -1.99 | 191307100_MIN_DET |
| George Chalmers | PHI | -1.61 | 191307100_PIT_PHI |
| Howie Camnitz | PIT | -1.01 | 191307080_PIT_PHI |
Based on accumulated WAA for this season up to 1913-07-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.12 | Walter Johnson | 185 | MIN |
| +002+ | 5.9 | Jim Scott | 155.7 | CHA |
| +003+ | 5.5 | Reb Russell | 175.7 | CHA |
| +004+ | 5.06 | Eddie Cicotte | 121.7 | CHA |
| +010+ | 3.92 | Eddie Plank | 152.3 | OAK |
| +011+ | 3.8 | Chief Bender | 117.3 | OAK |
| +012+ | 3.67 | Cy Falkenberg | 157.7 | CLE |
| +014+ | 3.48 | Ad Brennan | 102.7 | PHI |
| +015+ | 3.47 | Vean Gregg | 160.7 | CLE |
| +017+ | 3.15 | Christy Mathewson | 171.7 | SFN |
| +019+ | 2.87 | Earl Hamilton | 156 | BAL |
| +028+ | 2.24 | Babe Adams | 163 | PIT |
| +030+ | 2.23 | Willie Mitchell | 132 | CLE |
| +034+ | 2.08 | Larry Cheney | 162 | CHN |
| +038+ | 1.86 | Dutch Leonard | 106.7 | BOS |
| +039+ | 1.78 | Smoky Joe Wood | 131.7 | BOS |
| +042+ | 1.71 | Rube Marquard | 136 | SFN |
| +047+ | 1.56 | Charlie Smith | 90.7 | CHN |
| +048+ | 1.52 | Jeff Tesreau | 151.3 | SFN |
| +050+ | 1.51 | Joe Boehling | 75.7 | MIN |
| +051+ | 1.43 | George Pierce | 75 | CHN |
| +054+ | 1.42 | Pete Alexander | 150.7 | PHI |
| XXXXX | 1.22 | Frank Allen | 88.3 | LAN |
| XXXXX | 1.22 | George Baumgardner | 128.3 | BAL |
| XXXXX | 1.12 | Hank Robinson | 106.3 | PIT |
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