| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 6.04 | 191806140_CHN_SFN |
| Eddie Cicotte | CHA | 3.66 | 191806160_MIN_CHA |
| Bullet Joe Bush | BOS | 1.8 | 191806140_BOS_BAL |
| Fred Toney | CIN | 1.61 | 191806150_CIN_SFN |
| Wilbur Cooper | PIT | 1.57 | 191806140_PIT_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Davenport | BAL | -3.64 | 191806150_BOS_BAL |
| Bob Groom | CLE | -2.53 | 191806140_OAK_CLE |
| Ray Caldwell | NYA | -1.75 | 191806160_NYA_DET |
| Jack Coombs | LAN | -1.19 | 191806150_CHN_LAN |
| Mike Prendergast | PHI | -0.74 | 191806141_SLN_PHI |
Based on accumulated WAA for this season up to 1918-06-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.46 | Walter Johnson | 135.3 | MIN |
| +002+ | 5.03 | Stan Coveleski | 143.3 | CLE |
| +003+ | 3.68 | Dana Fillingim | 63 | ATL |
| +006+ | 2.75 | Hippo Vaughn | 113 | CHN |
| +007+ | 2.74 | Red Faber | 80.7 | CHA |
| +008+ | 2.61 | Bullet Joe Bush | 118 | BOS |
| +012+ | 2.29 | Frank Shellenback | 63.3 | CHA |
| +015+ | 2.11 | Scott Perry | 129.7 | OAK |
| +019+ | 1.91 | Eddie Cicotte | 114.3 | CHA |
| +026+ | 1.72 | Urban Shocker | 82 | BAL |
| +029+ | 1.61 | Lefty Tyler | 98.7 | CHN |
| +030+ | 1.5 | Frank Miller | 85 | PIT |
| +031+ | 1.49 | Guy Morton | 103.7 | CLE |
| +037+ | 1.28 | Hank Thormahlen | 88.3 | NYA |
| XXXXX | 1.15 | Pol Perritt | 69.3 | SFN |
| XXXXX | 1.12 | Bunny Hearn | 114 | ATL |
| XXXXX | 1.04 | Rube Bressler | 114 | CIN |
| XXXXX | 1.01 | Red Ames | 70.3 | SLN |
| XXXXX | 0.98 | Carl Mays | 118.7 | BOS |
| XXXXX | 0.96 | Phil Douglas | 18 | CHN |
| XXXXX | 0.9 | Rube Marquard | 101 | LAN |
| XXXXX | 0.9 | Leon Cadore | 17 | LAN |
| XXXXX | 0.87 | Bob Harmon | 62.3 | PIT |
| XXXXX | 0.86 | Burleigh Grimes | 90.7 | LAN |
| XXXXX | 0.84 | Fred Toney | 76 | CIN |
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