| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 16.07 | 191309250_MIN_NYA |
| Jim Scott | CHA | 4.65 | 191309270_BAL_CHA |
| Babe Adams | PIT | 1.41 | 191309260_CHN_PIT |
| Ray Caldwell | NYA | 1.3 | 191309270_MIN_NYA |
| Jeff Tesreau | SFN | 0.97 | 191309260_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pat Ragan | LAN | -1.83 | 191309250_SFN_LAN |
| George Chalmers | PHI | -1.67 | 191309251_ATL_PHI |
| Nick Cullop | CLE | -1.23 | 191309272_CLE_DET |
| Byron Houck | OAK | -1.08 | 191309270_OAK_BOS |
| Bob Groom | MIN | -0.56 | 191309270_MIN_NYA |
Based on accumulated WAA for this season up to 1913-09-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14.98 | Walter Johnson | 337.3 | MIN |
| +002+ | 8.61 | Jim Scott | 309.7 | CHA |
| +004+ | 8.41 | Eddie Cicotte | 256.7 | CHA |
| +005+ | 8.03 | Reb Russell | 310.3 | CHA |
| +011+ | 6 | Christy Mathewson | 302 | SFN |
| +013+ | 5.59 | Babe Adams | 313.7 | PIT |
| +014+ | 5.33 | Joe Boehling | 230.3 | MIN |
| +020+ | 4.69 | Cy Falkenberg | 269 | CLE |
| +021+ | 4.68 | Jeff Tesreau | 276.7 | SFN |
| +024+ | 4.5 | Vean Gregg | 275.3 | CLE |
| +025+ | 4.27 | Ray Caldwell | 156.3 | NYA |
| +030+ | 3.8 | Al Demaree | 196.3 | SFN |
| +036+ | 3.35 | Larry Cheney | 298 | CHN |
| +040+ | 3.02 | Rube Marquard | 283 | SFN |
| +043+ | 2.97 | Fred Blanding | 203 | CLE |
| +045+ | 2.74 | Dutch Leonard | 241.7 | BOS |
| +046+ | 2.73 | George Pierce | 159.3 | CHN |
| +052+ | 2.57 | Hooks Dauss | 217 | DET |
| +057+ | 2.39 | Bob Shawkey | 106 | OAK |
| +064+ | 2.25 | Ray Collins | 246.7 | BOS |
| +065+ | 2.18 | Slim Sallee | 276 | SLN |
| +066+ | 2.16 | Walt Leverenz | 198.7 | BAL |
| +069+ | 2.09 | Hippo Vaughn | 56 | CHN |
| +071+ | 1.98 | Tom Seaton | 314.7 | PHI |
| +073+ | 1.91 | Russ Ford | 229 | NYA |
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