| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 3.02 | 191805210_SFN_SLN |
| Cleveland Indians | CLE | 2.73 | 191805190_CLE_MIN |
| Cincinnati Reds | CIN | 0.79 | 191805210_ATL_CIN |
| Washington Senators | MIN | 0.14 | 191805210_BAL_MIN |
| Philadelphia Athletics | OAK | 0.09 | 191805200_DET_OAK |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Browns | BAL | -3.67 | 191805200_BAL_MIN |
| St. Louis Cardinals | SLN | -2.65 | 191805190_ATL_SLN |
| Philadelphia Phillies | PHI | -2.14 | 191805190_PHI_CHN |
| Brooklyn Robins | LAN | -0.96 | 191805200_LAN_CHN |
| Cleveland Indians | CLE | -0.39 | 191805210_CLE_BOS |
Based on accumulated WAA for this season up to 1918-05-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 1.92 | Jeff Tesreau | 45.3 | SFN |
| XXXXX | 0.69 | Pete Schneider | 52 | CIN |
| XXXXX | 0.63 | Red Causey | 9 | SFN |
| XXXXX | 0.5 | Roy Sanders | 34.3 | PIT |
| XXXXX | 0.42 | Fred Anderson | 27 | SFN |
| XXXXX | 0.35 | Rudy Kallio | 20.7 | DET |
| XXXXX | 0.33 | Paul Carter | 17 | CHN |
| XXXXX | 0.26 | Al Demaree | 21.7 | SFN |
| XXXXX | 0.26 | Tom Rogers | 6.7 | BAL |
| XXXXX | 0.24 | Molly Craft | 7 | MIN |
| XXXXX | 0.22 | Harry Weaver | 18.3 | CHN |
| XXXXX | 0.22 | Milt Watson | 6.3 | PHI |
| XXXXX | 0.07 | Bob Geary | 17 | OAK |
| XXXXX | -0.02 | Deacon Jones | 12 | DET |
| XXXXX | -0.09 | Red Shea | 5 | OAK |
| XXXXX | -0.19 | Dixie Davis | 0.3 | PHI |
| XXXXX | -0.23 | Allen Russell | 61.7 | NYA |
| XXXXX | -0.3 | Oscar Horstmann | 17.7 | SLN |
| XXXXX | -0.34 | Dave Danforth | 33 | CHA |
| XXXXX | -0.36 | George Cunningham | 4 | DET |
| XXXXX | -0.45 | Hugh Canavan | 20.3 | ATL |
| XXXXX | -0.7 | Bob Steele | 14 | PIT |
| XXXXX | -0.71 | Fritz Coumbe | 38.3 | CLE |
| XXXXX | -0.9 | George Mogridge | 48.7 | NYA |
| -012- | -1.45 | Burleigh Grimes | 35.7 | LAN |
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