| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Bunning | PIT | 7.96 | 196805180_CIN_PIT |
| Joe Horlen | CHA | 6.58 | 196805170_OAK_CHA |
| Bob Gibson | SLN | 5.66 | 196805170_SLN_PHI |
| Luis Tiant | CLE | 4.11 | 196805170_BAL_CLE |
| Dean Chance | MIN | 1.69 | 196805160_OAK_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Culp | BOS | -6.71 | 196805180_NYA_BOS |
| Fred Talbot | NYA | -5 | 196805180_NYA_BOS |
| Dave Giusti | HOU | -1.82 | 196805180_HOU_LAN |
| Joe Niekro | CHN | -1.76 | 196805170_CHN_SFN |
| Joe Sparma | DET | -1.2 | 196805170_TEX_DET |
Based on accumulated WAA for this season up to 1968-05-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 2.36 | Bob Gibson | 72.7 | SLN |
| +004+ | 2.35 | Ray Sadecki | 67.3 | SFN |
| +005+ | 2.15 | Luis Tiant | 59.3 | CLE |
| +010+ | 1.9 | Bob Veale | 58 | PIT |
| +012+ | 1.77 | Gerry Arrigo | 57 | CIN |
| +014+ | 1.74 | Tom Phoebus | 65 | BAL |
| +019+ | 1.6 | Jose Santiago | 57.7 | BOS |
| +020+ | 1.59 | Stan Williams | 34.3 | CLE |
| +021+ | 1.54 | Tom Seaver | 68 | NYN |
| +022+ | 1.53 | Dave Giusti | 66 | HOU |
| +023+ | 1.52 | Nolan Ryan | 44.3 | NYN |
| +026+ | 1.48 | Pat Jarvis | 70.3 | ATL |
| +028+ | 1.48 | Camilo Pascual | 38.3 | TEX |
| +029+ | 1.43 | Don Drysdale | 68 | LAN |
| +030+ | 1.41 | Bill Singer | 71 | LAN |
| +032+ | 1.33 | Jerry Koosman | 54.7 | NYN |
| +035+ | 1.3 | Al McBean | 61.7 | PIT |
| +034+ | 1.3 | Tommy John | 50.7 | CHA |
| XXXXX | 1.17 | Dick Selma | 32 | NYN |
| XXXXX | 1.06 | Chris Short | 61.7 | PHI |
| XXXXX | 1.01 | Jim Britton | 16 | ATL |
| XXXXX | 0.95 | George Culver | 57.3 | CIN |
| XXXXX | 0.91 | Bill Hands | 56.3 | CHN |
| XXXXX | 0.91 | Don Cardwell | 48 | NYN |
| XXXXX | 0.9 | Steve Blass | 26.7 | PIT |
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