| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 15.97 | 196808140_SLN_CHN |
| Luis Tiant | CLE | 8.46 | 196808140_DET_CLE |
| Juan Marichal | SFN | 5.84 | 196808130_SFN_PIT |
| Dave McNally | BAL | 3.84 | 196808130_BAL_OAK |
| Denny McLain | DET | 3.56 | 196808120_DET_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Sparma | DET | -4.29 | 196808140_DET_CLE |
| Joe Niekro | CHN | -3.3 | 196808140_SLN_CHN |
| Tony Cloninger | CIN | -3.04 | 196808130_ATL_CIN |
| Sammy Ellis | ANA | -2.88 | 196808130_NYA_ANA |
| Jerry Stephenson | BOS | -2.35 | 196808142_CHA_BOS |
Based on accumulated WAA for this season up to 1968-08-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.85 | Bob Gibson | 225.7 | SLN |
| +003+ | 7.12 | Luis Tiant | 216.7 | CLE |
| +006+ | 6 | Don Drysdale | 221.3 | LAN |
| +007+ | 5.67 | Denny McLain | 246.3 | DET |
| +008+ | 5.67 | Juan Marichal | 259.7 | SFN |
| +009+ | 5.57 | Sam McDowell | 191 | CLE |
| +011+ | 4.95 | Jerry Koosman | 197 | NYN |
| +012+ | 4.81 | Dave McNally | 191 | BAL |
| +020+ | 4.15 | Tom Seaver | 200.7 | NYN |
| +025+ | 3.85 | Tom Phoebus | 180.3 | BAL |
| +030+ | 3.68 | Jim Nash | 166 | OAK |
| +031+ | 3.6 | Tommy John | 166 | CHA |
| +032+ | 3.56 | Stan Bahnsen | 181.3 | NYA |
| +033+ | 3.55 | Bob Veale | 185.3 | PIT |
| +036+ | 3.18 | Woodie Fryman | 183 | PHI |
| +038+ | 3.11 | Dean Chance | 208 | MIN |
| +039+ | 3.1 | Bobby Bolin | 102 | SFN |
| +043+ | 2.76 | Jim Hardin | 176.7 | BAL |
| +046+ | 2.7 | Gaylord Perry | 208 | SFN |
| +052+ | 2.46 | Wilbur Wood | 115.7 | CHA |
| +058+ | 2.28 | Mike Cuellar | 126.7 | HOU |
| +059+ | 2.21 | Jose Santiago | 124 | BOS |
| +062+ | 2.17 | Mel Stottlemyre | 203.7 | NYA |
| +065+ | 2.13 | Ferguson Jenkins | 218 | CHN |
| +067+ | 2.05 | Vicente Romo | 54.3 | TOT |
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