| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cy Young | BOS | 11.94 | 190604192_NYA_BOS |
| Rube Waddell | OAK | 9.6 | 190604210_NYA_OAK |
| Frank Owen | CHA | 6.71 | 190604210_DET_CHA |
| Joe McGinnity | SFN | 2.06 | 190604210_LAN_SFN |
| Ed Reulbach | CHN | 1.96 | 190604190_SLN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vic Willis | PIT | -1.96 | 190604190_CIN_PIT |
| Harry McIntire | LAN | -1.77 | 190604200_LAN_SFN |
| Jack Harper | CIN | -0.99 | 190604200_CIN_PIT |
| Cy Falkenberg | MIN | -0.58 | 190604200_BOS_MIN |
| Bill Dinneen | BOS | -0.52 | 190604210_BOS_MIN |
Based on accumulated WAA for this season up to 1906-04-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 1.15 | Jack Taylor | 22 | SLN |
| XXXXX | 1.06 | Irv Young | 27 | ATL |
| XXXXX | 0.94 | Mordecai Brown | 16 | CHN |
| XXXXX | 0.86 | Joe McGinnity | 28.3 | SFN |
| XXXXX | 0.83 | Cy Falkenberg | 18 | MIN |
| XXXXX | 0.81 | Jack Chesbro | 20 | NYA |
| XXXXX | 0.8 | Cy Young | 20.7 | BOS |
| XXXXX | 0.78 | Bill Duggleby | 17.3 | PHI |
| XXXXX | 0.77 | Addie Joss | 9 | CLE |
| XXXXX | 0.76 | Jesse Tannehill | 11 | BOS |
| XXXXX | 0.73 | Carl Lundgren | 26 | CHN |
| XXXXX | 0.67 | Harry Howell | 18 | BAL |
| XXXXX | 0.62 | Vive Lindaman | 17 | ATL |
| XXXXX | 0.61 | Hooks Wiltse | 10 | SFN |
| XXXXX | 0.58 | Nick Altrock | 9 | CHA |
| XXXXX | 0.58 | Rube Waddell | 22 | OAK |
| XXXXX | 0.56 | Bill Donovan | 9 | DET |
| XXXXX | 0.56 | Bill Bernhard | 9 | CLE |
| XXXXX | 0.55 | Jack Doscher | 14 | LAN |
| XXXXX | 0.48 | Deacon Phillippe | 12 | PIT |
| XXXXX | 0.48 | Ambrose Puttmann | 6 | SLN |
| XXXXX | 0.46 | Chief Bender | 18 | OAK |
| XXXXX | 0.42 | Johnny Lush | 18 | PHI |
| XXXXX | 0.38 | Red Ames | 25 | SFN |
| XXXXX | 0.35 | Jake Weimer | 24.3 | CIN |
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