| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hub Perdue | SLN | -2.73 | 191504200_SLN_CIN |
| Bert Gallia | MIN | -0.96 | 191504200_BOS_MIN |
| George McQuillan | PIT | -0.87 | 191504180_PIT_CHN |
| Rube Schauer | SFN | -0.69 | 191504200_PHI_SFN |
| Guy Morton | CLE | -0.56 | 191504200_CLE_BAL |
Based on accumulated WAA for this season up to 1915-04-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 1.1 | Willie Mitchell | 18 | CLE |
| XXXXX | 1.06 | Walter Johnson | 18.3 | MIN |
| XXXXX | 1.04 | Rube Benton | 18 | CIN |
| XXXXX | 1.04 | Pete Alexander | 18 | PHI |
| XXXXX | 0.96 | Grover Lowdermilk | 18 | BAL |
| XXXXX | 0.83 | Erskine Mayer | 18 | PHI |
| XXXXX | 0.79 | Paul Strand | 11.7 | ATL |
| XXXXX | 0.73 | Hippo Vaughn | 20 | CHN |
| XXXXX | 0.62 | Jean Dubuc | 9 | DET |
| XXXXX | 0.62 | Bernie Boland | 12 | DET |
| XXXXX | 0.62 | Al Demaree | 9 | PHI |
| XXXXX | 0.62 | Rube Marquard | 9 | SFN |
| XXXXX | 0.6 | Ed Appleton | 13.7 | LAN |
| XXXXX | 0.55 | Jeff Tesreau | 17 | SFN |
| XXXXX | 0.5 | Pete Schneider | 13.3 | CIN |
| XXXXX | 0.45 | Marty McHale | 9 | NYA |
| XXXXX | 0.45 | Ray Fisher | 9 | NYA |
| XXXXX | 0.41 | King Lear | 9 | CIN |
| XXXXX | 0.39 | George McQuillan | 17.3 | PIT |
| XXXXX | 0.39 | Dick Rudolph | 18 | ATL |
| XXXXX | 0.33 | Bob Shawkey | 13 | OAK |
| XXXXX | 0.32 | Guy Morton | 13 | CLE |
| XXXXX | 0.3 | Eddie Cicotte | 10.3 | CHA |
| XXXXX | 0.29 | Dick Crutcher | 7.3 | ATL |
| XXXXX | 0.27 | Bert Gallia | 16 | MIN |
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