| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 19.23 | 196809170_SLN_SFN |
| Denny McLain | DET | 6.18 | 196809190_NYA_DET |
| Sam McDowell | CLE | 5.78 | 196809170_TEX_CLE |
| Jerry Koosman | NYN | 4.38 | 196809180_CHN_NYN |
| Dave McNally | BAL | 4.2 | 196809170_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Maloney | CIN | -2.58 | 196809170_CIN_LAN |
| Joe Sparma | DET | -2.18 | 196809170_NYA_DET |
| Milt Pappas | ATL | -0.98 | 196809190_ATL_HOU |
| Jim McGlothlin | ANA | -0.7 | 196809181_ANA_MIN |
| Ken Holtzman | CHN | -0.4 | 196809170_CHN_NYN |
Based on accumulated WAA for this season up to 1968-09-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.13 | Bob Gibson | 287.7 | SLN |
| +005+ | 7.38 | Luis Tiant | 247.3 | CLE |
| +007+ | 6.84 | Denny McLain | 322.3 | DET |
| +009+ | 6.42 | Sam McDowell | 251.7 | CLE |
| +014+ | 5.67 | Dave McNally | 255 | BAL |
| +018+ | 5.5 | Jerry Koosman | 248.7 | NYN |
| +019+ | 5.47 | Stan Bahnsen | 242.7 | NYA |
| +022+ | 4.97 | Bob Veale | 239.3 | PIT |
| +028+ | 4.33 | Tom Seaver | 253 | NYN |
| +030+ | 4.08 | Tommy John | 177.3 | CHA |
| +034+ | 3.99 | Juan Marichal | 308.7 | SFN |
| +035+ | 3.8 | Bobby Bolin | 160.7 | SFN |
| +036+ | 3.68 | Jim Nash | 212.7 | OAK |
| +044+ | 3.35 | Pat Jarvis | 244 | ATL |
| +046+ | 3.28 | Dean Chance | 278 | MIN |
| +048+ | 3.27 | Steve Blass | 196 | PIT |
| +051+ | 3.25 | Gaylord Perry | 270.7 | SFN |
| +053+ | 3.07 | Ray Washburn | 201.3 | SLN |
| +055+ | 2.97 | Jim Hardin | 234.3 | BAL |
| +057+ | 2.93 | Mel Stottlemyre | 263.7 | NYA |
| +059+ | 2.86 | Joe Horlen | 211.3 | CHA |
| +062+ | 2.74 | Ferguson Jenkins | 283 | CHN |
| +063+ | 2.73 | Tom Phoebus | 228 | BAL |
| +065+ | 2.6 | Stan Williams | 184 | CLE |
| +070+ | 2.28 | Gary Nolan | 128.7 | CIN |
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