| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 4.08 | 191805250_SFN_CHN |
| Brooklyn Robins | LAN | 3.62 | 191805250_LAN_SLN |
| Boston Red Sox | BOS | 3.55 | 191805270_CHA_BOS |
| Philadelphia Athletics | OAK | 0.27 | 191805250_BAL_OAK |
| Washington Senators | MIN | 0.25 | 191805250_DET_MIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | -4.3 | 191805270_BAL_OAK |
| St. Louis Browns | BAL | -4.3 | 191805270_BAL_OAK |
| St. Louis Cardinals | SLN | -1.39 | 191805270_LAN_SLN |
| Philadelphia Phillies | PHI | -1.33 | 191805260_PHI_CIN |
| Cincinnati Reds | CIN | -0.94 | 191805260_PHI_CIN |
Based on accumulated WAA for this season up to 1918-05-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +020+ | 1.53 | Bullet Joe Bush | 70.3 | BOS |
| XXXXX | 0.86 | Red Causey | 16 | SFN |
| XXXXX | 0.7 | Roy Sanders | 39 | PIT |
| XXXXX | 0.58 | Rube Bressler | 84 | CIN |
| XXXXX | 0.36 | Tom Rogers | 17.7 | BAL |
| XXXXX | 0.34 | Fred Anderson | 36.3 | SFN |
| XXXXX | 0.25 | Bob Harmon | 29 | PIT |
| XXXXX | 0.17 | Frank Shellenback | 19.3 | CHA |
| XXXXX | 0.09 | Milt Watson | 11 | PHI |
| XXXXX | -0.04 | Willie Adams | 42 | OAK |
| XXXXX | -0.12 | Dixie Davis | 1.3 | PHI |
| XXXXX | -0.26 | George Cunningham | 6 | DET |
| XXXXX | -0.26 | Al Demaree | 24.3 | SFN |
| XXXXX | -0.31 | Dave Danforth | 35 | CHA |
| XXXXX | -0.37 | Jakie May | 61 | SLN |
| XXXXX | -0.45 | Deacon Jones | 13 | DET |
| XXXXX | -0.62 | George Mogridge | 60.7 | NYA |
| XXXXX | -0.69 | Larry Cheney | 54.3 | LAN |
| XXXXX | -1.08 | Elmer Jacobs | 15.3 | PIT |
| XXXXX | -1.15 | Fritz Coumbe | 40.3 | CLE |
| -013- | -1.37 | Elmer Myers | 70.3 | OAK |
| -011- | -1.43 | Mike Prendergast | 58.3 | PHI |
| -009- | -1.75 | Mike Regan | 8.3 | CIN |
| -007- | -1.98 | Bill Doak | 45.3 | SLN |
| -003- | -2.67 | Dave Davenport | 38 | BAL |
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