| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 13.38 | 196807250_PHI_SLN |
| Luis Tiant | CLE | 8.46 | 196807240_CLE_BAL |
| Don Drysdale | LAN | 5.86 | 196807240_HOU_LAN |
| Juan Marichal | SFN | 3.78 | 196807230_CHN_SFN |
| Tom Seaver | NYN | 3.44 | 196807230_NYN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Sparma | DET | -4.31 | 196807250_DET_TEX |
| Ken Holtzman | CHN | -1.28 | 196807240_CHN_SFN |
| Don Wilson | HOU | -1 | 196807240_HOU_LAN |
| Rick Wise | PHI | -0.79 | 196807230_PHI_SLN |
| Jim McGlothlin | ANA | -0.76 | 196807240_ANA_MIN |
Based on accumulated WAA for this season up to 1968-07-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.47 | Bob Gibson | 187.7 | SLN |
| +003+ | 6.77 | Luis Tiant | 174.7 | CLE |
| +004+ | 5.74 | Don Drysdale | 187.3 | LAN |
| +006+ | 5.15 | Sam McDowell | 166.3 | CLE |
| +009+ | 4.62 | Tom Seaver | 175.7 | NYN |
| +015+ | 3.8 | Jerry Koosman | 154.3 | NYN |
| +017+ | 3.75 | Dave McNally | 152.3 | BAL |
| +018+ | 3.69 | Juan Marichal | 212.7 | SFN |
| +021+ | 3.53 | Denny McLain | 201.3 | DET |
| +023+ | 3.36 | Bob Veale | 159 | PIT |
| +024+ | 3.31 | Tom Phoebus | 149 | BAL |
| +025+ | 3.26 | Stan Bahnsen | 143.7 | NYA |
| +026+ | 3.23 | Jim Nash | 134.7 | OAK |
| +033+ | 2.91 | Jim Hardin | 143.3 | BAL |
| +034+ | 2.89 | Tommy John | 128.3 | CHA |
| +036+ | 2.72 | Dick Selma | 120 | NYN |
| +041+ | 2.57 | Mel Stottlemyre | 170 | NYA |
| +042+ | 2.55 | Pat Jarvis | 167 | ATL |
| +046+ | 2.43 | Ferguson Jenkins | 184.7 | CHN |
| +047+ | 2.38 | Woodie Fryman | 153.3 | PHI |
| +049+ | 2.31 | Sonny Siebert | 161.7 | CLE |
| +050+ | 2.28 | Jose Santiago | 124 | BOS |
| +054+ | 2.14 | George Brunet | 148.7 | ANA |
| +055+ | 2.11 | Steve Barber | 72.7 | NYA |
| +056+ | 2.06 | Dean Chance | 178.7 | MIN |
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