| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 13.92 | 191808131_MIN_OAK |
| Hippo Vaughn | CHN | 7.15 | 191808140_PIT_CHN |
| Burleigh Grimes | LAN | 1.92 | 191808140_PHI_LAN |
| Scott Perry | OAK | 1.65 | 191808140_BAL_OAK |
| Babe Ruth | BOS | 1.42 | 191808120_NYA_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Davenport | BAL | -4.08 | 191808140_BAL_OAK |
| Pete Schneider | CIN | -1.85 | 191808120_CIN_SLN |
| Bill Sherdel | SLN | -0.93 | 191808130_CIN_SLN |
| Slim Love | NYA | -0.92 | 191808140_CLE_NYA |
| Elmer Jacobs | PHI | -0.61 | 191808132_PHI_LAN |
Based on accumulated WAA for this season up to 1918-08-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.34 | Walter Johnson | 286 | MIN |
| +002+ | 6.52 | Hippo Vaughn | 258.3 | CHN |
| +003+ | 5.66 | Stan Coveleski | 272.3 | CLE |
| +006+ | 4.52 | Burleigh Grimes | 231 | LAN |
| +008+ | 4.19 | Scott Perry | 285.7 | OAK |
| +010+ | 3.81 | Harry Harper | 212.3 | MIN |
| +012+ | 3.46 | Allen Sothoron | 193 | BAL |
| +015+ | 3.26 | Carl Mays | 248.3 | BOS |
| +025+ | 2.73 | Lefty Tyler | 228.3 | CHN |
| +026+ | 2.68 | Bullet Joe Bush | 239.7 | BOS |
| +027+ | 2.68 | Red Ames | 182 | SLN |
| +028+ | 2.67 | Eddie Cicotte | 234 | CHA |
| +038+ | 2.15 | Rube Marquard | 204.3 | LAN |
| +040+ | 2.12 | Hod Eller | 172 | CIN |
| +041+ | 2.11 | Babe Ruth | 133 | BOS |
| +046+ | 1.88 | Dick Rudolph | 125.7 | ATL |
| +051+ | 1.78 | Red Causey | 126.3 | SFN |
| +053+ | 1.74 | Eddie Matteson | 42 | MIN |
| +061+ | 1.43 | Sad Sam Jones | 148 | BOS |
| +062+ | 1.41 | Al Demaree | 140 | SFN |
| +064+ | 1.36 | Brad Hogg | 191 | PHI |
| +069+ | 1.31 | Jim Bagby | 247 | CLE |
| +072+ | 1.28 | Phil Douglas | 129.3 | CHN |
| +075+ | 1.26 | George Mogridge | 192.3 | NYA |
| XXXXX | 1.17 | Bernie Boland | 176 | DET |
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