| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 12.15 | 191306140_CHA_MIN |
| Nap Rucker | LAN | 4.99 | 191306120_LAN_CHN |
| Pete Alexander | PHI | 4.47 | 191306120_PHI_SLN |
| Christy Mathewson | SFN | 4.16 | 191306140_SFN_PIT |
| Eddie Plank | OAK | 4.11 | 191306120_CLE_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jimmy Lavender | CHN | -3.21 | 191306140_LAN_CHN |
| Bill Steele | SLN | -3.05 | 191306120_PHI_SLN |
| Hub Perdue | ATL | -2.26 | 191306130_ATL_CIN |
| Tom Hughes | MIN | -1.24 | 191306130_CHA_MIN |
| Al Schulz | NYA | -1.15 | 191306120_DET_NYA |
Based on accumulated WAA for this season up to 1913-06-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.46 | Walter Johnson | 130 | MIN |
| +003+ | 3.92 | Cy Falkenberg | 107 | CLE |
| +004+ | 3.82 | Jim Scott | 98.7 | CHA |
| +005+ | 3.3 | Tom Seaton | 122.7 | PHI |
| +006+ | 3.29 | Chief Bender | 91.7 | OAK |
| +009+ | 3.11 | Reb Russell | 112 | CHA |
| +011+ | 3 | Eddie Cicotte | 78.7 | CHA |
| +012+ | 2.96 | Pete Alexander | 102.3 | PHI |
| +015+ | 2.59 | Eddie Plank | 99.3 | OAK |
| +016+ | 2.57 | Ad Brennan | 68.7 | PHI |
| +017+ | 2.54 | Nap Rucker | 101 | LAN |
| +019+ | 2.23 | Ray Keating | 78.7 | NYA |
| +023+ | 2.07 | Vean Gregg | 119.7 | CLE |
| +025+ | 2 | Larry Cheney | 109 | CHN |
| +027+ | 1.87 | Christy Mathewson | 114.7 | SFN |
| +030+ | 1.59 | Jeff Tesreau | 107.3 | SFN |
| +032+ | 1.54 | Bill Steen | 88 | CLE |
| +039+ | 1.4 | Frank Allen | 76 | LAN |
| +041+ | 1.33 | Eddie Stack | 54.3 | LAN |
| XXXXX | 1.23 | Babe Adams | 108 | PIT |
| XXXXX | 1.2 | Erskine Mayer | 39.3 | PHI |
| XXXXX | 1.17 | Dutch Leonard | 82 | BOS |
| XXXXX | 1.11 | Dick Rudolph | 59.3 | ATL |
| XXXXX | 1.05 | Bill James | 80 | ATL |
| XXXXX | 1.05 | George Pierce | 56.7 | CHN |
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