| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 10.37 | 191806130_MIN_BAL |
| Hippo Vaughn | CHN | 6.04 | 191806140_CHN_SFN |
| Stan Coveleski | CLE | 3.99 | 191806130_NYA_CLE |
| Eddie Cicotte | CHA | 3.56 | 191806130_BOS_CHA |
| Bullet Joe Bush | BOS | 1.8 | 191806140_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | OAK | -8.07 | 191806130_OAK_DET |
| Bob Groom | CLE | -2.53 | 191806140_OAK_CLE |
| Bernie Boland | DET | -2.32 | 191806130_OAK_DET |
| Happy Finneran | NYA | -1.51 | 191806130_NYA_CLE |
| Bert Gallia | BAL | -0.94 | 191806130_MIN_BAL |
Based on accumulated WAA for this season up to 1918-06-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.46 | Walter Johnson | 135.3 | MIN |
| +002+ | 5.07 | Stan Coveleski | 143.3 | CLE |
| +003+ | 3.64 | Dana Fillingim | 62 | ATL |
| +004+ | 2.79 | Hippo Vaughn | 113 | CHN |
| +006+ | 2.65 | Bullet Joe Bush | 118 | BOS |
| +010+ | 2.41 | Red Faber | 71.7 | CHA |
| +012+ | 2.3 | Frank Shellenback | 63.3 | CHA |
| +015+ | 2.12 | Scott Perry | 129.7 | OAK |
| +026+ | 1.64 | Lefty Tyler | 98.7 | CHN |
| +028+ | 1.54 | Bunny Hearn | 107 | ATL |
| +029+ | 1.51 | Frank Miller | 85 | PIT |
| +032+ | 1.37 | Eddie Cicotte | 105.3 | CHA |
| +036+ | 1.29 | Hank Thormahlen | 88.3 | NYA |
| XXXXX | 1.16 | Urban Shocker | 73 | BAL |
| XXXXX | 1.08 | Rube Bressler | 114 | CIN |
| XXXXX | 1.04 | Pol Perritt | 67.3 | SFN |
| XXXXX | 1.03 | Red Ames | 70.3 | SLN |
| XXXXX | 1.01 | Roy Sanders | 70.7 | PIT |
| XXXXX | 1.01 | Carl Mays | 118.7 | BOS |
| XXXXX | 0.97 | Phil Douglas | 18 | CHN |
| XXXXX | 0.95 | Guy Morton | 94.7 | CLE |
| XXXXX | 0.94 | Rube Marquard | 101 | LAN |
| XXXXX | 0.91 | Fred Toney | 67.3 | CIN |
| XXXXX | 0.9 | Leon Cadore | 17 | LAN |
| XXXXX | 0.89 | Bob Harmon | 62.3 | PIT |
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