| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 9.72 | 191806020_MIN_CLE |
| Babe Ruth | BOS | 4.87 | 191806020_BOS_DET |
| Stan Coveleski | CLE | 3.47 | 191806030_MIN_CLE |
| Eddie Cicotte | CHA | 3.39 | 191806030_NYA_CHA |
| Fred Toney | CIN | 2.78 | 191806020_PHI_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | OAK | -6.59 | 191806010_OAK_BAL |
| Mike Prendergast | PHI | -0.65 | 191806020_PHI_CIN |
| Allen Russell | NYA | -0.34 | 191806030_NYA_CHA |
| Doc Ayers | MIN | -0.34 | 191806030_MIN_CLE |
| Lefty Williams | CHA | -0.24 | 191806010_NYA_CHA |
Based on accumulated WAA for this season up to 1918-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.38 | Stan Coveleski | 116.3 | CLE |
| +002+ | 4.08 | Walter Johnson | 112.3 | MIN |
| +003+ | 3.04 | Hippo Vaughn | 87 | CHN |
| +004+ | 2.56 | Dana Fillingim | 44 | ATL |
| +006+ | 2.34 | Scott Perry | 113.3 | OAK |
| +010+ | 2.08 | Red Faber | 62.7 | CHA |
| +012+ | 1.99 | Red Ames | 61.3 | SLN |
| +013+ | 1.97 | Bullet Joe Bush | 87.3 | BOS |
| +016+ | 1.76 | Hank Thormahlen | 71 | NYA |
| +018+ | 1.67 | Bill Sherdel | 59.7 | SLN |
| +026+ | 1.35 | Jesse Barnes | 54.7 | SFN |
| +025+ | 1.35 | Urban Shocker | 51 | BAL |
| +027+ | 1.33 | Hod Eller | 67 | CIN |
| +028+ | 1.33 | Erskine Mayer | 84.7 | PHI |
| +032+ | 1.28 | Jeff Tesreau | 69.3 | SFN |
| XXXXX | 1.22 | Bunny Hearn | 83 | ATL |
| XXXXX | 1.17 | Frank Shellenback | 38.3 | CHA |
| XXXXX | 1.15 | Eric Erickson | 85.3 | DET |
| XXXXX | 1.04 | Wilbur Cooper | 66.3 | PIT |
| XXXXX | 0.94 | Frank Miller | 68 | PIT |
| XXXXX | 0.85 | Tom Rogers | 25 | BAL |
| XXXXX | 0.79 | Lefty Tyler | 81.7 | CHN |
| XXXXX | 0.71 | Rube Bressler | 89 | CIN |
| XXXXX | 0.6 | Brad Hogg | 60.7 | PHI |
| XXXXX | 0.57 | Fred Toney | 58.7 | CIN |
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