| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 10.61 | 190805092_BAL_CHA |
| Lefty Leifield | PIT | 3.77 | 190805060_CHN_PIT |
| Carl Lundgren | CHN | 3.35 | 190805060_CHN_PIT |
| Christy Mathewson | SFN | 2.57 | 190805090_ATL_SFN |
| Rube Waddell | BAL | 2.14 | 190805092_BAL_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Hughes | MIN | -2.94 | 190805080_OAK_MIN |
| George Mullin | DET | -2.75 | 190805092_DET_CLE |
| Lew Moren | PHI | -2.45 | 190805090_LAN_PHI |
| Frank Smith | CHA | -1 | 190805091_BAL_CHA |
| Fred Beebe | SLN | -0.74 | 190805090_CIN_SLN |
Based on accumulated WAA for this season up to 1908-05-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.78 | Christy Mathewson | 57.3 | SFN |
| +002+ | 2.56 | Cy Young | 53 | BOS |
| +003+ | 1.96 | Chick Fraser | 35.7 | CHN |
| +004+ | 1.8 | Addie Joss | 56 | CLE |
| +005+ | 1.69 | Lefty Leifield | 32.3 | PIT |
| +006+ | 1.68 | Howie Camnitz | 43 | PIT |
| +008+ | 1.45 | Kaiser Wilhelm | 46 | LAN |
| +009+ | 1.44 | Ed Walsh | 45 | CHA |
| +010+ | 1.4 | Hooks Wiltse | 39.7 | SFN |
| +011+ | 1.36 | Rube Vickers | 50.3 | OAK |
| XXXXX | 1.23 | Frank Owen | 34.3 | CHA |
| XXXXX | 1.19 | Vive Lindaman | 39.7 | ATL |
| XXXXX | 1.16 | Billy Campbell | 33 | CIN |
| XXXXX | 0.99 | George McQuillan | 54 | PHI |
| XXXXX | 0.98 | Tom Hughes | 33 | MIN |
| XXXXX | 0.95 | Fred Beebe | 35 | SLN |
| XXXXX | 0.84 | Bugs Raymond | 44 | SLN |
| XXXXX | 0.83 | Rube Manning | 24.7 | NYA |
| XXXXX | 0.75 | Gus Dorner | 31.3 | ATL |
| XXXXX | 0.7 | Vic Willis | 9 | PIT |
| XXXXX | 0.67 | Harry Howell | 53.7 | BAL |
| XXXXX | 0.65 | Eddie Cicotte | 13.3 | BOS |
| XXXXX | 0.64 | Johnny Lush | 26 | SLN |
| XXXXX | 0.5 | Andy Coakley | 30 | CIN |
| XXXXX | 0.49 | Chief Bender | 20 | OAK |
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