| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vean Gregg | CLE | 4.33 | 191306222_DET_CLE |
| Jim Scott | CHA | 2.98 | 191306221_BAL_CHA |
| Christy Mathewson | SFN | 2.78 | 191306232_LAN_SFN |
| Babe Adams | PIT | 1.1 | 191306220_PIT_CIN |
| Tom Seaton | PHI | 0.94 | 191306240_PHI_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pol Perritt | SLN | -2.58 | 191306220_CHN_SLN |
| Jimmy Lavender | CHN | -2.5 | 191306240_CHN_SLN |
| Roy Mitchell | BAL | -1.84 | 191306240_BAL_CHA |
| Ed Willett | DET | -1.28 | 191306221_DET_CLE |
| Lefty Tyler | ATL | -1.11 | 191306240_PHI_ATL |
Based on accumulated WAA for this season up to 1913-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.99 | Walter Johnson | 148 | MIN |
| +002+ | 4.38 | Jim Scott | 114.7 | CHA |
| +003+ | 4.25 | Reb Russell | 141.7 | CHA |
| +005+ | 3.99 | Eddie Cicotte | 95 | CHA |
| +007+ | 3.34 | Tom Seaton | 138.7 | PHI |
| +011+ | 3.07 | Nap Rucker | 119 | LAN |
| +012+ | 3.02 | Eddie Plank | 116.3 | OAK |
| +013+ | 3.01 | Vean Gregg | 137.7 | CLE |
| +015+ | 2.91 | Pete Alexander | 117.3 | PHI |
| +016+ | 2.77 | Chief Bender | 95.7 | OAK |
| +017+ | 2.55 | Ad Brennan | 82 | PHI |
| +022+ | 2.18 | Larry Cheney | 127 | CHN |
| +024+ | 1.96 | Christy Mathewson | 132.7 | SFN |
| +026+ | 1.88 | Cy Falkenberg | 124.7 | CLE |
| +030+ | 1.8 | Jeff Tesreau | 124 | SFN |
| +035+ | 1.6 | Ray Keating | 86.3 | NYA |
| +034+ | 1.6 | Bill Steen | 88 | CLE |
| +040+ | 1.48 | George Pierce | 61.7 | CHN |
| XXXXX | 1.24 | Cliff Curtis | 73 | LAN |
| XXXXX | 1.21 | Dutch Leonard | 88 | BOS |
| XXXXX | 1.14 | Charlie Smith | 65.7 | CHN |
| XXXXX | 1.13 | Babe Adams | 126 | PIT |
| XXXXX | 0.89 | Eddie Stack | 56.3 | LAN |
| XXXXX | 0.85 | Pat Ragan | 114.3 | LAN |
| XXXXX | 0.78 | Earl Hamilton | 127 | BAL |
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