| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tommy John | CHA | 6.85 | 196805280_BAL_CHA |
| Bob Gibson | SLN | 6.5 | 196805280_SFN_SLN |
| Luis Tiant | CLE | 3.98 | 196805260_CLE_ANA |
| Don Drysdale | LAN | 1.94 | 196805260_LAN_HOU |
| Dean Chance | MIN | 1.77 | 196805270_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dick Ellsworth | BOS | -4.76 | 196805260_BOS_MIN |
| Sammy Ellis | ANA | -4.26 | 196805270_DET_ANA |
| Joe Sparma | DET | -1.24 | 196805260_DET_OAK |
| Frank Bertaina | TEX | -0.62 | 196805260_TEX_BAL |
| Dave Giusti | HOU | -0.55 | 196805280_HOU_ATL |
Based on accumulated WAA for this season up to 1968-05-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 2.74 | Luis Tiant | 76.3 | CLE |
| +004+ | 2.69 | Don Drysdale | 86 | LAN |
| +005+ | 2.62 | Bob Gibson | 88.7 | SLN |
| +006+ | 2.61 | Tommy John | 76.7 | CHA |
| +008+ | 2.31 | Stan Williams | 47.7 | CLE |
| +010+ | 2.15 | Pat Jarvis | 88.3 | ATL |
| +012+ | 2.04 | Jerry Koosman | 71.7 | NYN |
| +014+ | 2.03 | Jose Santiago | 72.7 | BOS |
| +015+ | 2.02 | Dave Giusti | 82 | HOU |
| +016+ | 1.95 | Ray Sadecki | 82 | SFN |
| +020+ | 1.88 | Sam McDowell | 79.3 | CLE |
| +021+ | 1.87 | Bob Veale | 73 | PIT |
| +023+ | 1.84 | Joe Horlen | 62 | CHA |
| +026+ | 1.69 | Woodie Fryman | 73.3 | PHI |
| +029+ | 1.67 | Bill Singer | 80 | LAN |
| +032+ | 1.63 | Tom Seaver | 85 | NYN |
| +037+ | 1.53 | Tom Phoebus | 77.3 | BAL |
| +043+ | 1.41 | Jim Nash | 60 | OAK |
| +046+ | 1.39 | Gerry Arrigo | 71.7 | CIN |
| +047+ | 1.33 | Dick Selma | 34 | NYN |
| +049+ | 1.29 | Bill Hands | 70.7 | CHN |
| +050+ | 1.26 | Denny McLain | 80 | DET |
| XXXXX | 1.09 | Nolan Ryan | 56.7 | NYN |
| XXXXX | 1.08 | Mel Stottlemyre | 82.7 | NYA |
| XXXXX | 1.08 | Stan Bahnsen | 57.3 | NYA |
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