| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | 5.2 | 191809010_PIT_CHN |
| New York Yankees | NYA | 1.41 | 191808300_NYA_MIN |
| Boston Braves | ATL | 0.76 | 191808301_ATL_PHI |
| St. Louis Cardinals | SLN | 0.5 | 191809011_SLN_CIN |
| Washington Senators | MIN | 0.38 | 191809010_NYA_MIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Yankees | NYA | -4.37 | 191809010_NYA_MIN |
| Philadelphia Athletics | OAK | -1.43 | 191808311_OAK_BOS |
| Philadelphia Phillies | PHI | -0.46 | 191808311_ATL_PHI |
| Chicago White Sox | CHA | -0.45 | 191808310_CLE_CHA |
| New York Giants | SFN | -0.44 | 191808300_LAN_SFN |
Based on accumulated WAA for this season up to 1918-09-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +008+ | 4.39 | Lefty Tyler | 269.3 | CHN |
| +029+ | 2.72 | George Mogridge | 229.7 | NYA |
| +067+ | 1.45 | Oscar Tuero | 36.3 | SLN |
| +071+ | 1.39 | Eddie Matteson | 67.7 | MIN |
| XXXXX | 0.61 | Byron Houck | 71.7 | BAL |
| XXXXX | 0.47 | Joe Benz | 154.3 | CHA |
| XXXXX | 0.37 | Lefty Leifield | 68 | BAL |
| XXXXX | 0.36 | Walt Kinney | 15 | BOS |
| XXXXX | 0.21 | George McQuillan | 23 | CLE |
| XXXXX | 0.03 | Roy Sanders | 158.3 | PIT |
| XXXXX | -0.18 | Larry Cheney | 190.3 | LAN |
| XXXXX | -0.18 | Bugs Bennett | 10.3 | BAL |
| XXXXX | -0.28 | William Pierson | 21.7 | OAK |
| XXXXX | -0.33 | George Sisler | 8 | BAL |
| XXXXX | -0.43 | Ralph Comstock | 82 | PIT |
| XXXXX | -0.82 | Charlie Jamieson | 23 | OAK |
| XXXXX | -0.9 | Dave Danforth | 129.7 | CHA |
| XXXXX | -0.91 | Roy Johnson | 41 | OAK |
| XXXXX | -0.92 | Bob Steele | 106 | TOT |
| XXXXX | -0.93 | Roy Sanders | 25.7 | NYA |
| XXXXX | -1.03 | Elmer Jacobs | 136.3 | TOT |
| -002- | -5.26 | Happy Finneran | 128 | TOT |
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