| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 16.48 | 190606050_OAK_CHA |
| Mordecai Brown | CHN | 4.48 | 190606050_CHN_SFN |
| Christy Mathewson | SFN | 3.6 | 190606040_SFN_PHI |
| Doc White | CHA | 3.26 | 190606050_OAK_CHA |
| Sam Leever | PIT | 2.8 | 190606050_PIT_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chick Fraser | CIN | -3.19 | 190606060_CIN_PHI |
| Jack Harper | CHN | -1.82 | 190606060_CHN_SFN |
| George Winter | BOS | -0.95 | 190606060_BOS_CLE |
| Cy Falkenberg | MIN | -0.7 | 190606040_MIN_DET |
| Harry Howell | BAL | -0.53 | 190606060_NYA_BAL |
Based on accumulated WAA for this season up to 1906-06-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.52 | Tully Sparks | 82 | PHI |
| +003+ | 3.5 | Rube Waddell | 79.3 | OAK |
| +005+ | 3.16 | Jack Pfiester | 88 | CHN |
| +007+ | 2.97 | Sam Leever | 64 | PIT |
| +006+ | 2.97 | Mordecai Brown | 79 | CHN |
| +011+ | 2.57 | Carl Lundgren | 102.3 | CHN |
| +012+ | 2.42 | Elmer Stricklett | 91 | LAN |
| +014+ | 2.21 | Buster Brown | 102.3 | SLN |
| +015+ | 2.2 | Addie Joss | 87.7 | CLE |
| +017+ | 2.04 | Vic Willis | 104 | PIT |
| +019+ | 2.02 | Jake Weimer | 105.3 | CIN |
| +024+ | 1.82 | Ed Smith | 79.7 | BAL |
| +025+ | 1.71 | Vive Lindaman | 86.7 | ATL |
| +026+ | 1.68 | Hooks Wiltse | 79.7 | SFN |
| +027+ | 1.55 | Bill Donovan | 69 | DET |
| +028+ | 1.54 | Chief Bender | 109.7 | OAK |
| +030+ | 1.48 | Nick Altrock | 83.7 | CHA |
| +034+ | 1.39 | Lefty Leifield | 56 | PIT |
| +039+ | 1.3 | Johnny Lush | 103 | PHI |
| +040+ | 1.28 | Joe McGinnity | 115.3 | SFN |
| +041+ | 1.25 | Jack Taylor | 94 | SLN |
| XXXXX | 1.21 | Ed Siever | 63 | DET |
| XXXXX | 1.17 | Togie Pittinger | 72.7 | PHI |
| XXXXX | 1.13 | Deacon Phillippe | 85 | PIT |
| XXXXX | 1.03 | Carl Druhot | 84 | TOT |
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