| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 6.84 | 191304300_MIN_OAK |
| Vean Gregg | CLE | 5.56 | 191304300_CLE_BAL |
| Eddie Plank | OAK | 5.09 | 191304300_MIN_OAK |
| Pete Alexander | PHI | 3.17 | 191305010_SFN_PHI |
| Jim Scott | CHA | 1.58 | 191305020_CHA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Tyler | ATL | -7.15 | 191305020_ATL_LAN |
| Bill Steele | SLN | -2.4 | 191304300_SLN_PIT |
| Chief Johnson | CIN | -0.78 | 191305010_CIN_CHN |
| Boardwalk Brown | OAK | -0.6 | 191305010_OAK_NYA |
| Ed Willett | DET | -0.56 | 191305020_CHA_DET |
Based on accumulated WAA for this season up to 1913-05-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.36 | Walter Johnson | 37 | MIN |
| +002+ | 1.9 | Cy Falkenberg | 36 | CLE |
| +003+ | 1.84 | Jim Scott | 42 | CHA |
| +004+ | 1.83 | Vean Gregg | 44 | CLE |
| +006+ | 1.71 | Ray Keating | 33 | NYA |
| +010+ | 1.36 | Eddie Cicotte | 35 | CHA |
| XXXXX | 1.23 | Larry Cheney | 51.7 | CHN |
| XXXXX | 1.2 | Christy Mathewson | 32 | SFN |
| XXXXX | 1.11 | Pete Alexander | 20 | PHI |
| XXXXX | 1.04 | Bill Steele | 18 | SLN |
| XXXXX | 1.02 | Eddie Plank | 33.3 | OAK |
| XXXXX | 0.92 | Tom Seaton | 47 | PHI |
| XXXXX | 0.91 | Bill James | 33 | ATL |
| XXXXX | 0.84 | Fred Blanding | 18 | CLE |
| XXXXX | 0.81 | Dwight Stone | 26.7 | BAL |
| XXXXX | 0.8 | Jean Dubuc | 36 | DET |
| XXXXX | 0.8 | Al Demaree | 25 | SFN |
| XXXXX | 0.8 | Eddie Stack | 18.7 | LAN |
| XXXXX | 0.74 | Earl Hamilton | 25.7 | BAL |
| XXXXX | 0.74 | Nap Rucker | 40.3 | LAN |
| XXXXX | 0.7 | Frank Allen | 39.7 | LAN |
| XXXXX | 0.66 | Reb Russell | 31 | CHA |
| XXXXX | 0.6 | George Baumgardner | 29.7 | BAL |
| XXXXX | 0.57 | Ad Brennan | 21.7 | PHI |
| XXXXX | 0.55 | George Pierce | 15 | CHN |
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