| Starter | Tm | Tier | Game |
|---|---|---|---|
| Stan Coveleski | CLE | 4.56 | 192004270_CHA_CLE |
| Walter Johnson | MIN | 4.49 | 192004250_BOS_MIN |
| Allen Sothoron | BAL | 3.08 | 192004250_CLE_BAL |
| Babe Adams | PIT | 1.71 | 192004250_PIT_CHN |
| Dutch Ruether | CIN | 1.53 | 192004270_SLN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eppa Rixey | PHI | -1.49 | 192004260_PHI_ATL |
| Rollie Naylor | OAK | -1.18 | 192004250_OAK_NYA |
| Eric Erickson | MIN | -0.75 | 192004260_MIN_NYA |
| Red Oldham | DET | -0.73 | 192004260_DET_BAL |
| Jesse Haines | SLN | -0.61 | 192004270_SLN_CIN |
Based on accumulated WAA for this season up to 1920-04-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.59 | Joe Oeschger | 28.7 | ATL |
| +002+ | 1.38 | Bill Doak | 21 | SLN |
| XXXXX | 1.18 | Eric Erickson | 27 | MIN |
| XXXXX | 1 | Eddie Cicotte | 18 | CHA |
| XXXXX | 0.97 | Lefty Williams | 30 | CHA |
| XXXXX | 0.96 | Leon Cadore | 26 | LAN |
| XXXXX | 0.93 | Stan Coveleski | 34 | CLE |
| XXXXX | 0.9 | Elam Vangilder | 15.3 | BAL |
| XXXXX | 0.89 | Lee Meadows | 18 | PHI |
| XXXXX | 0.84 | Hank Thormahlen | 11.7 | NYA |
| XXXXX | 0.82 | Burleigh Grimes | 18 | LAN |
| XXXXX | 0.79 | Babe Adams | 33 | PIT |
| XXXXX | 0.79 | Sad Sam Jones | 21 | BOS |
| XXXXX | 0.74 | Herb Pennock | 20.3 | BOS |
| XXXXX | 0.69 | Dutch Ruether | 37.7 | CIN |
| XXXXX | 0.64 | Jim Bagby | 18 | CLE |
| XXXXX | 0.59 | Bob Shawkey | 25.7 | NYA |
| XXXXX | 0.57 | Ray Fisher | 11.3 | CIN |
| XXXXX | 0.56 | Dana Fillingim | 8 | ATL |
| XXXXX | 0.54 | Red Faber | 17.3 | CHA |
| XXXXX | 0.46 | Claude Hendrix | 16.7 | CHN |
| XXXXX | 0.44 | Fred Toney | 18 | SFN |
| XXXXX | 0.44 | Waite Hoyt | 19 | BOS |
| XXXXX | 0.44 | Bullet Joe Bush | 19 | BOS |
| XXXXX | 0.41 | Clarence Mitchell | 9 | LAN |
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