| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 6.17 | 191305030_SFN_PHI |
| Nap Rucker | LAN | 4.32 | 191305030_ATL_LAN |
| Pete Alexander | PHI | 3.17 | 191305010_SFN_PHI |
| Jim Scott | CHA | 1.58 | 191305020_CHA_DET |
| Buck O'Brien | BOS | 0.65 | 191305010_MIN_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Tyler | ATL | -7.15 | 191305020_ATL_LAN |
| Bill Steele | SLN | -2.02 | 191305030_SLN_PIT |
| Al Schulz | NYA | -0.93 | 191305030_OAK_NYA |
| Chief Johnson | CIN | -0.78 | 191305010_CIN_CHN |
| Boardwalk Brown | OAK | -0.6 | 191305010_OAK_NYA |
Based on accumulated WAA for this season up to 1913-05-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.57 | Walter Johnson | 39.7 | MIN |
| +002+ | 1.96 | Ray Keating | 36.3 | NYA |
| +003+ | 1.91 | Cy Falkenberg | 36 | CLE |
| +004+ | 1.83 | Jim Scott | 42 | CHA |
| +005+ | 1.71 | Vean Gregg | 48 | CLE |
| +010+ | 1.36 | Nap Rucker | 49.3 | LAN |
| +012+ | 1.35 | Eddie Cicotte | 35 | CHA |
| +014+ | 1.26 | Larry Cheney | 51.7 | CHN |
| XXXXX | 1.13 | Pete Alexander | 20 | PHI |
| XXXXX | 1.11 | Christy Mathewson | 40.7 | SFN |
| XXXXX | 1.04 | Eddie Plank | 33.3 | OAK |
| XXXXX | 0.98 | Tom Seaton | 47 | PHI |
| XXXXX | 0.96 | Dwight Stone | 28.7 | BAL |
| XXXXX | 0.95 | Bill James | 33 | ATL |
| XXXXX | 0.93 | Reb Russell | 35 | CHA |
| XXXXX | 0.85 | Fred Blanding | 18 | CLE |
| XXXXX | 0.83 | Al Demaree | 25 | SFN |
| XXXXX | 0.81 | Eddie Stack | 18.7 | LAN |
| XXXXX | 0.79 | Jean Dubuc | 36 | DET |
| XXXXX | 0.72 | Frank Allen | 39.7 | LAN |
| XXXXX | 0.66 | Joe Benz | 25 | CHA |
| XXXXX | 0.61 | George Baumgardner | 29.7 | BAL |
| XXXXX | 0.6 | Ad Brennan | 21.7 | PHI |
| XXXXX | 0.58 | Bill Steele | 20.3 | SLN |
| XXXXX | 0.56 | George Pierce | 15 | CHN |
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