| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | 5.28 | 191805040_MIN_OAK |
| New York Giants | SFN | 3.88 | 191805040_SFN_ATL |
| Philadelphia Athletics | OAK | 3.13 | 191805030_MIN_OAK |
| Cleveland Indians | CLE | 2.88 | 191805050_CLE_BAL |
| Detroit Tigers | DET | 1.41 | 191805030_CHA_DET |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -3.19 | 191805040_PHI_LAN |
| Washington Senators | MIN | -1.56 | 191805030_MIN_OAK |
| Pittsburgh Pirates | PIT | -0.61 | 191805051_PIT_CIN |
| St. Louis Browns | BAL | -0.31 | 191805030_CLE_BAL |
| Chicago Cubs | CHN | -0.23 | 191805030_CIN_CHN |
Based on accumulated WAA for this season up to 1918-05-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 1.69 | Walter Johnson | 45.7 | MIN |
| +009+ | 1.55 | Vean Gregg | 25 | OAK |
| XXXXX | 1.17 | Jakie May | 28.3 | SLN |
| XXXXX | 0.97 | Bill Sherdel | 19.7 | SLN |
| XXXXX | 0.96 | Brad Hogg | 22.7 | PHI |
| XXXXX | 0.69 | Roy Sanders | 24.3 | PIT |
| XXXXX | 0.56 | Fritz Coumbe | 23.3 | CLE |
| XXXXX | 0.48 | Earl Yingling | 16 | MIN |
| XXXXX | 0.29 | Willie Adams | 19 | OAK |
| XXXXX | 0.28 | Bob Geary | 7 | OAK |
| XXXXX | 0.21 | Red Causey | 3 | SFN |
| XXXXX | 0.14 | Tom Rogers | 2 | BAL |
| XXXXX | 0.14 | Byron Houck | 2 | BAL |
| XXXXX | 0.13 | Hugh Canavan | 7.7 | ATL |
| XXXXX | 0.09 | Harry Weaver | 1.3 | CHN |
| XXXXX | 0.07 | Molly Craft | 1 | MIN |
| XXXXX | 0.07 | Mellie Wolfgang | 1 | CHA |
| XXXXX | 0.07 | Roy Wilkinson | 1 | CLE |
| XXXXX | 0.04 | Rudy Kallio | 10 | DET |
| XXXXX | -0.01 | Deacon Jones | 3 | DET |
| XXXXX | -0.07 | Milt Watson | 2 | PHI |
| XXXXX | -0.12 | Paul Carter | 7.3 | CHN |
| XXXXX | -0.13 | Dan Griner | 7 | LAN |
| XXXXX | -0.13 | Oscar Horstmann | 10 | SLN |
| XXXXX | -0.28 | Johnny Enzmann | 5 | CLE |
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