| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 5.24 | 191304210_BOS_OAK |
| Boston Red Sox | BOS | 3.05 | 191304190_BOS_OAK |
| St. Louis Cardinals | SLN | 1.76 | 191304210_PIT_SLN |
| Pittsburgh Pirates | PIT | 1.03 | 191304210_PIT_SLN |
| Philadelphia Phillies | PHI | 0.23 | 191304210_PHI_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Braves | ATL | -2.67 | 191304210_SFN_ATL |
| New York Yankees | NYA | -1.32 | 191304210_MIN_NYA |
| Cleveland Naps | CLE | -0.53 | 191304210_BAL_CLE |
| St. Louis Browns | BAL | -0.17 | 191304210_BAL_CLE |
| Chicago Cubs | CHN | -0.16 | 191304190_CHN_SLN |
Based on accumulated WAA for this season up to 1913-04-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 1.24 | Eddie Cicotte | 17 | CHA |
| XXXXX | 0.79 | Dutch Leonard | 13.7 | BOS |
| XXXXX | 0.71 | Slim Sallee | 15.7 | SLN |
| XXXXX | 0.69 | Larry Cheney | 28.7 | CHN |
| XXXXX | 0.43 | Charlie Smith | 18.7 | CHN |
| XXXXX | 0.41 | Dwight Stone | 14.7 | BAL |
| XXXXX | 0.28 | Bullet Joe Bush | 7 | OAK |
| XXXXX | 0.23 | Eddie Plank | 15.3 | OAK |
| XXXXX | 0.22 | Pop-boy Smith | 3 | CHA |
| XXXXX | 0.14 | Herb Pennock | 5 | OAK |
| XXXXX | 0.09 | Tom Hughes | 13.3 | MIN |
| XXXXX | 0.07 | Earl Moore | 1 | PHI |
| XXXXX | 0.07 | Weldon Wyckoff | 1 | OAK |
| XXXXX | 0.07 | Willie Adams | 1 | BAL |
| XXXXX | 0.06 | Frank Harter | 1 | CIN |
| XXXXX | 0.02 | George Kahler | 9 | CLE |
| XXXXX | -0.06 | Pol Perritt | 5 | SLN |
| XXXXX | -0.13 | Buster Brown | 7.3 | ATL |
| XXXXX | -0.15 | Hank Robinson | 15 | PIT |
| XXXXX | -0.19 | Ray Fisher | 9 | NYA |
| XXXXX | -0.22 | Rube Geyer | 5.7 | SLN |
| XXXXX | -0.27 | Al Schulz | 5 | NYA |
| XXXXX | -0.27 | Rube Foster | 2 | BOS |
| XXXXX | -0.31 | Gene Packard | 5.3 | CIN |
| XXXXX | -0.39 | George Suggs | 11 | CIN |
_