| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 7.79 | 192005282_SLN_CHN |
| Dutch Ruether | CIN | 4.52 | 192005280_PIT_CIN |
| Walter Johnson | MIN | 2.58 | 192005292_MIN_OAK |
| Carl Mays | NYA | 2.52 | 192005292_NYA_BOS |
| Leon Cadore | LAN | 2.12 | 192005292_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ferdie Schupp | SLN | -3.76 | 192005282_SLN_CHN |
| Red Causey | PHI | -3.42 | 192005290_PHI_SFN |
| Elmer Myers | CLE | -1.69 | 192005291_CHA_CLE |
| Ernie Shore | NYA | -1.4 | 192005280_NYA_BOS |
| Tom Zachary | MIN | -1.32 | 192005291_MIN_OAK |
Based on accumulated WAA for this season up to 1920-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.43 | Dutch Ruether | 99.7 | CIN |
| +003+ | 3.53 | Stan Coveleski | 87 | CLE |
| +004+ | 3.45 | Hippo Vaughn | 83.7 | CHN |
| +005+ | 3.32 | Leon Cadore | 83.3 | LAN |
| +006+ | 3.27 | Babe Adams | 77 | PIT |
| +007+ | 2.9 | Pete Alexander | 99 | CHN |
| +010+ | 2.67 | Jack Quinn | 78.7 | NYA |
| +011+ | 2.59 | Burleigh Grimes | 65.7 | LAN |
| +012+ | 2.31 | Dana Fillingim | 70 | ATL |
| +013+ | 2.08 | Bob Shawkey | 73.7 | NYA |
| +015+ | 2 | Eric Erickson | 68 | MIN |
| +020+ | 1.77 | Eddie Cicotte | 51.3 | CHA |
| +021+ | 1.71 | Red Faber | 75.7 | CHA |
| +022+ | 1.63 | Jesse Haines | 82.7 | SLN |
| +031+ | 1.33 | Herb Pennock | 57.3 | BOS |
| XXXXX | 1.07 | Allen Russell | 59.7 | BOS |
| XXXXX | 0.96 | Phil Douglas | 40.7 | SFN |
| XXXXX | 0.92 | Hal Carlson | 62 | PIT |
| XXXXX | 0.91 | Elmer Ponder | 27 | PIT |
| XXXXX | 0.85 | Dick Rudolph | 33.7 | ATL |
| XXXXX | 0.81 | Hugh McQuillan | 51.3 | ATL |
| XXXXX | 0.79 | Dixie Davis | 31.7 | BAL |
| XXXXX | 0.71 | Jim Bagby | 77.7 | CLE |
| XXXXX | 0.7 | Carl Weilman | 44 | BAL |
| XXXXX | 0.6 | Roy Moore | 20 | OAK |
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