| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Pfiester | CHN | 2.13 | 190609090_PIT_CHN |
| Addie Joss | CLE | 1.62 | 190609092_CLE_BAL |
| Sam Leever | PIT | 1.52 | 190609090_PIT_CHN |
| Ed Walsh | CHA | 0.79 | 190609100_DET_CHA |
| Rube Waddell | OAK | 0.73 | 190609110_MIN_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Winter | BOS | -4.73 | 190609100_BOS_NYA |
| Gus Dorner | ATL | -3.35 | 190609100_SFN_ATL |
| Charley Hall | CIN | -1.55 | 190609091_CIN_SLN |
| Elmer Stricklett | LAN | -1.24 | 190609110_PHI_LAN |
| Frank Kitson | MIN | -1.12 | 190609110_MIN_OAK |
Based on accumulated WAA for this season up to 1906-09-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.75 | Mordecai Brown | 256.3 | CHN |
| +006+ | 6.88 | Vic Willis | 270 | PIT |
| +007+ | 6.54 | Ed Reulbach | 176.3 | CHN |
| +008+ | 6.41 | Tully Sparks | 265.3 | PHI |
| +010+ | 5.72 | Jack Pfiester | 206.7 | CHN |
| +011+ | 5.57 | Jack Taylor | 288.7 | TOT |
| +014+ | 4.91 | Addie Joss | 226 | CLE |
| +015+ | 4.89 | Bill Duggleby | 262.3 | PHI |
| +016+ | 4.79 | Sam Leever | 230.3 | PIT |
| +017+ | 4.59 | Bob Rhoads | 255 | CLE |
| +019+ | 4.03 | Fred Glade | 222.7 | BAL |
| +020+ | 3.94 | Ed Walsh | 221.7 | CHA |
| +021+ | 3.84 | Barney Pelty | 210.7 | BAL |
| +022+ | 3.84 | Jake Weimer | 277.7 | CIN |
| +023+ | 3.83 | Rube Waddell | 235.3 | OAK |
| +027+ | 3.5 | Deacon Phillippe | 207.7 | PIT |
| +029+ | 3.39 | Lefty Leifield | 211.3 | PIT |
| +030+ | 3.28 | Jack Powell | 209 | BAL |
| +032+ | 3.18 | Al Orth | 284.7 | NYA |
| +035+ | 3.01 | Bob Ewing | 241 | CIN |
| +036+ | 2.98 | Christy Mathewson | 222.7 | SFN |
| +041+ | 2.66 | Otto Hess | 269.7 | CLE |
| +042+ | 2.6 | Roy Patterson | 141.7 | CHA |
| +051+ | 2.29 | Jack Coombs | 126 | OAK |
| +052+ | 2.27 | Hooks Wiltse | 212 | SFN |
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