| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.42 | 191306100_DET_MIN |
| Nap Rucker | LAN | 6.03 | 191306100_LAN_PIT |
| Pete Alexander | PHI | 4.47 | 191306120_PHI_SLN |
| Eddie Plank | OAK | 4.11 | 191306120_CLE_OAK |
| Vean Gregg | CLE | 3.49 | 191306100_CLE_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Otto Hess | ATL | -3.55 | 191306100_ATL_SLN |
| Bill Steele | SLN | -3.05 | 191306120_PHI_SLN |
| Al Schulz | NYA | -1.15 | 191306120_DET_NYA |
| Walt Leverenz | BAL | -0.85 | 191306110_BAL_OAK |
| Boardwalk Brown | OAK | -0.8 | 191306100_BAL_OAK |
Based on accumulated WAA for this season up to 1913-06-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.44 | Walter Johnson | 121 | MIN |
| +003+ | 3.96 | Cy Falkenberg | 107 | CLE |
| +004+ | 3.95 | Jim Scott | 97.7 | CHA |
| +008+ | 2.99 | Eddie Cicotte | 78.7 | CHA |
| +009+ | 2.96 | Reb Russell | 110 | CHA |
| +010+ | 2.95 | Pete Alexander | 102.3 | PHI |
| +012+ | 2.87 | Tom Seaton | 116.7 | PHI |
| +013+ | 2.66 | Eddie Plank | 99.3 | OAK |
| +014+ | 2.54 | Nap Rucker | 101 | LAN |
| +016+ | 2.4 | Chief Bender | 78.7 | OAK |
| +018+ | 2.37 | Ad Brennan | 59.7 | PHI |
| +020+ | 2.3 | Christy Mathewson | 105.7 | SFN |
| +022+ | 2.24 | Ray Keating | 78.7 | NYA |
| +025+ | 2.03 | Larry Cheney | 109 | CHN |
| +028+ | 1.67 | Doc White | 57.7 | CHA |
| +031+ | 1.57 | Jeff Tesreau | 107.3 | SFN |
| +030+ | 1.57 | Bill Steen | 88 | CLE |
| +033+ | 1.49 | Frank Allen | 74.3 | LAN |
| +034+ | 1.49 | Vean Gregg | 110.7 | CLE |
| +039+ | 1.38 | Cliff Curtis | 55 | LAN |
| +040+ | 1.36 | Red Ames | 63.7 | TOT |
| XXXXX | 1.22 | Dutch Leonard | 82 | BOS |
| XXXXX | 1.2 | Erskine Mayer | 39.3 | PHI |
| XXXXX | 1.16 | Eddie Stack | 49 | LAN |
| XXXXX | 1.1 | Dick Rudolph | 59.3 | ATL |
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