| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vic Willis | PIT | 3.64 | 190609291_PIT_LAN |
| Jack Pfiester | CHN | 3.54 | 190609291_CHN_PHI |
| Tully Sparks | PHI | 3.04 | 190609291_CHN_PHI |
| Bob Rhoads | CLE | 1.96 | 190609272_NYA_CLE |
| Rube Waddell | OAK | 0.56 | 190609270_OAK_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gus Dorner | ATL | -3.51 | 190609280_CIN_ATL |
| Jim Pastorius | LAN | -2.89 | 190609270_CHN_LAN |
| George Mullin | DET | -0.61 | 190609270_OAK_DET |
| Jack Chesbro | NYA | -0.48 | 190609271_NYA_CLE |
| Cy Young | BOS | -0.45 | 190609270_BOS_BAL |
Based on accumulated WAA for this season up to 1906-09-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.62 | Mordecai Brown | 277.7 | CHN |
| +002+ | 9.23 | Doc White | 212.7 | CHA |
| +003+ | 8.35 | Vic Willis | 314 | PIT |
| +005+ | 7.56 | Ed Reulbach | 211.3 | CHN |
| +007+ | 7.38 | Tully Sparks | 308.3 | PHI |
| +009+ | 6.94 | Jack Pfiester | 241.7 | CHN |
| +010+ | 6.16 | Addie Joss | 274 | CLE |
| +014+ | 5.74 | Bob Rhoads | 297 | CLE |
| +015+ | 5.5 | Otto Hess | 324.7 | CLE |
| +017+ | 5.19 | Ed Walsh | 269.7 | CHA |
| +020+ | 4.87 | Barney Pelty | 245.7 | BAL |
| +023+ | 4.27 | Jack Powell | 236 | BAL |
| +028+ | 3.95 | Jake Weimer | 302.7 | CIN |
| +031+ | 3.74 | Al Orth | 332.7 | NYA |
| +033+ | 3.41 | Rube Waddell | 271.7 | OAK |
| +034+ | 3.36 | Fred Glade | 257.7 | BAL |
| +035+ | 3.19 | Bob Ewing | 274 | CIN |
| +036+ | 3.17 | Nick Altrock | 270.7 | CHA |
| +038+ | 3.16 | Deacon Phillippe | 228.7 | PIT |
| +040+ | 3.11 | Carl Lundgren | 198.3 | CHN |
| +044+ | 2.9 | Lefty Leifield | 245.3 | PIT |
| +045+ | 2.84 | Eddie Plank | 211.7 | OAK |
| +049+ | 2.48 | Joe McGinnity | 329.3 | SFN |
| +054+ | 2.43 | Roy Patterson | 141.7 | CHA |
| +056+ | 2.33 | Christy Mathewson | 256.7 | SFN |
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