| Starter | Tm | Tier | Game |
|---|---|---|---|
| Stan Coveleski | CLE | 5.51 | 192005230_OAK_CLE |
| Dutch Ruether | CIN | 4.11 | 192005240_ATL_CIN |
| Babe Adams | PIT | 3.42 | 192005240_LAN_PIT |
| Pete Alexander | CHN | 2.2 | 192005240_PHI_CHN |
| Carl Mays | NYA | 1.92 | 192005240_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ferdie Schupp | SLN | -3.87 | 192005240_SFN_SLN |
| Red Causey | PHI | -3.58 | 192005230_PHI_CHN |
| Elmer Myers | CLE | -2.91 | 192005220_CLE_OAK |
| Pat Martin | OAK | -1.3 | 192005230_OAK_CLE |
| Elam Vangilder | BAL | -1.11 | 192005240_BAL_BOS |
Based on accumulated WAA for this season up to 1920-05-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.69 | Dutch Ruether | 90.7 | CIN |
| +002+ | 3.29 | Stan Coveleski | 87 | CLE |
| +004+ | 3.02 | Babe Adams | 77 | PIT |
| +005+ | 2.57 | Dana Fillingim | 59 | ATL |
| +006+ | 2.42 | Pete Alexander | 90 | CHN |
| +007+ | 2.36 | Hippo Vaughn | 65.7 | CHN |
| +008+ | 2.33 | Leon Cadore | 65.3 | LAN |
| +009+ | 2.01 | Burleigh Grimes | 56.7 | LAN |
| +010+ | 1.99 | Red Faber | 71.7 | CHA |
| +012+ | 1.89 | Jesse Haines | 78.7 | SLN |
| +013+ | 1.87 | Jack Quinn | 59 | NYA |
| +014+ | 1.82 | Bob Shawkey | 69.7 | NYA |
| +015+ | 1.82 | Eric Erickson | 59 | MIN |
| +018+ | 1.61 | Herb Pennock | 48.3 | BOS |
| +023+ | 1.43 | Hank Thormahlen | 44.7 | NYA |
| XXXXX | 1.21 | Jim Bagby | 73 | CLE |
| XXXXX | 1.18 | Phil Douglas | 39.3 | SFN |
| XXXXX | 1.14 | Allen Russell | 50.7 | BOS |
| XXXXX | 1.04 | Bill Doak | 54.3 | SLN |
| XXXXX | 0.97 | Urban Shocker | 46 | BAL |
| XXXXX | 0.94 | Al Mamaux | 29 | LAN |
| XXXXX | 0.93 | Eddie Cicotte | 42.3 | CHA |
| XXXXX | 0.85 | Hugh McQuillan | 39 | ATL |
| XXXXX | 0.82 | Elmer Ponder | 27 | PIT |
| XXXXX | 0.7 | Ray Fisher | 36.7 | CIN |
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