| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 6.61 | 196806150_CIN_SLN |
| Joe Horlen | CHA | 6.3 | 196806161_DET_CHA |
| Mike Cuellar | HOU | 2.91 | 196806161_HOU_PIT |
| Tom Seaver | NYN | 2.63 | 196806150_SFN_NYN |
| Juan Marichal | SFN | 2.38 | 196806150_SFN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Milt Pappas | ATL | -6.59 | 196806150_CHN_ATL |
| Joe Niekro | CHN | -3.55 | 196806150_CHN_ATL |
| Ray Culp | BOS | -3.23 | 196806150_BOS_CLE |
| Sammy Ellis | ANA | -2.83 | 196806150_TEX_ANA |
| Joe Sparma | DET | -2.36 | 196806150_DET_CHA |
Based on accumulated WAA for this season up to 1968-06-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.4 | Bob Gibson | 124.7 | SLN |
| +003+ | 4.09 | Don Drysdale | 118.7 | LAN |
| +004+ | 3.95 | Luis Tiant | 109.3 | CLE |
| +009+ | 3.32 | Woodie Fryman | 108.7 | PHI |
| +010+ | 3.22 | Jerry Koosman | 104.3 | NYN |
| +015+ | 2.97 | Bill Singer | 111.3 | LAN |
| +017+ | 2.74 | Sam McDowell | 113.3 | CLE |
| +018+ | 2.73 | Jim Nash | 85 | OAK |
| +019+ | 2.68 | Tommy John | 82.3 | CHA |
| +022+ | 2.36 | Denny McLain | 127 | DET |
| +024+ | 2.12 | Johnny Odom | 85.3 | OAK |
| +031+ | 1.97 | Pat Jarvis | 116.3 | ATL |
| +036+ | 1.82 | Tom Seaver | 115 | NYN |
| +038+ | 1.81 | Mel Stottlemyre | 114.7 | NYA |
| +039+ | 1.77 | Stan Williams | 73.7 | CLE |
| +041+ | 1.72 | Dave McNally | 93.3 | BAL |
| +042+ | 1.7 | Stan Bahnsen | 94.3 | NYA |
| +044+ | 1.63 | Bob Veale | 98.7 | PIT |
| +045+ | 1.62 | Chris Short | 105.3 | PHI |
| +047+ | 1.59 | Jim Hardin | 91.3 | BAL |
| +048+ | 1.58 | Larry Jaster | 59.3 | SLN |
| +050+ | 1.56 | Pat Dobson | 42.3 | DET |
| +051+ | 1.55 | Dave Giusti | 111 | HOU |
| +052+ | 1.5 | Joe Horlen | 96.3 | CHA |
| +054+ | 1.48 | John Hiller | 38 | DET |
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