| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 13.01 | 191306180_CLE_MIN |
| Eddie Plank | OAK | 4.55 | 191306160_CLE_OAK |
| Pete Alexander | PHI | 4.13 | 191306160_PHI_CHN |
| Nap Rucker | LAN | 3.9 | 191306160_LAN_SLN |
| Vean Gregg | CLE | 3.6 | 191306180_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hub Perdue | ATL | -2.24 | 191306170_ATL_PIT |
| Pol Perritt | SLN | -1.79 | 191306170_LAN_SLN |
| Chief Johnson | CIN | -1.27 | 191306180_SFN_CIN |
| Ed Willett | DET | -1.08 | 191306180_DET_BOS |
| Al Schulz | NYA | -0.88 | 191306160_DET_NYA |
Based on accumulated WAA for this season up to 1913-06-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.29 | Walter Johnson | 139 | MIN |
| +003+ | 3.91 | Cy Falkenberg | 115 | CLE |
| +004+ | 3.73 | Jim Scott | 105.7 | CHA |
| +005+ | 3.59 | Reb Russell | 121 | CHA |
| +006+ | 3.49 | Tom Seaton | 129.7 | PHI |
| +009+ | 3.02 | Eddie Cicotte | 78.7 | CHA |
| +013+ | 2.83 | Eddie Plank | 108.3 | OAK |
| +014+ | 2.78 | Vean Gregg | 128.7 | CLE |
| +015+ | 2.68 | Chief Bender | 94.7 | OAK |
| +018+ | 2.37 | Pete Alexander | 107.3 | PHI |
| +017+ | 2.37 | Nap Rucker | 110 | LAN |
| +020+ | 2.31 | Ad Brennan | 73 | PHI |
| +024+ | 2.03 | Larry Cheney | 118 | CHN |
| +026+ | 1.94 | Ray Keating | 80.3 | NYA |
| +027+ | 1.92 | Christy Mathewson | 114.7 | SFN |
| +031+ | 1.68 | Jeff Tesreau | 111 | SFN |
| +033+ | 1.59 | Bill Steen | 88 | CLE |
| +041+ | 1.39 | Babe Adams | 110 | PIT |
| XXXXX | 1.11 | Marc Hall | 92.7 | DET |
| XXXXX | 1.1 | Bill James | 80 | ATL |
| XXXXX | 1.09 | Frank Allen | 77.3 | LAN |
| XXXXX | 1.07 | Charlie Smith | 65.7 | CHN |
| XXXXX | 1.03 | Erskine Mayer | 45.3 | PHI |
| XXXXX | 0.98 | Wilbur Cooper | 38 | PIT |
| XXXXX | 0.95 | Carl Zamloch | 50.3 | DET |
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