| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 15.97 | 196808140_SLN_CHN |
| Luis Tiant | CLE | 8.46 | 196808140_DET_CLE |
| Don Drysdale | LAN | 6.39 | 196808160_LAN_PIT |
| Denny McLain | DET | 3.82 | 196808160_DET_BOS |
| Tommy John | CHA | 3.37 | 196808141_CHA_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Bertaina | TEX | -4.3 | 196808150_TEX_ANA |
| Joe Sparma | DET | -4.29 | 196808140_DET_CLE |
| Joe Niekro | CHN | -3.3 | 196808140_SLN_CHN |
| Milt Pappas | ATL | -2.69 | 196808160_ATL_SLN |
| Jerry Stephenson | BOS | -2.35 | 196808142_CHA_BOS |
Based on accumulated WAA for this season up to 1968-08-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.85 | Bob Gibson | 225.7 | SLN |
| +003+ | 7.08 | Luis Tiant | 216.7 | CLE |
| +005+ | 6.28 | Denny McLain | 255.3 | DET |
| +007+ | 5.86 | Don Drysdale | 228.3 | LAN |
| +008+ | 5.73 | Sam McDowell | 197 | CLE |
| +009+ | 5.68 | Juan Marichal | 259.7 | SFN |
| +011+ | 4.91 | Jerry Koosman | 197 | NYN |
| +013+ | 4.84 | Dave McNally | 191 | BAL |
| +014+ | 4.59 | Tom Seaver | 210.7 | NYN |
| +027+ | 3.7 | Jim Nash | 172.3 | OAK |
| +030+ | 3.59 | Tommy John | 166 | CHA |
| +031+ | 3.57 | Stan Bahnsen | 181.3 | NYA |
| +032+ | 3.56 | Bob Veale | 185.3 | PIT |
| +033+ | 3.53 | Tom Phoebus | 184.3 | BAL |
| +037+ | 3.2 | Bobby Bolin | 106.3 | SFN |
| +039+ | 3.13 | Woodie Fryman | 188.3 | PHI |
| +044+ | 2.78 | Jim Hardin | 185.7 | BAL |
| +045+ | 2.76 | Dean Chance | 215 | MIN |
| +046+ | 2.72 | Gaylord Perry | 208 | SFN |
| +050+ | 2.68 | Wilbur Wood | 122 | CHA |
| +051+ | 2.64 | Nelson Briles | 193.7 | SLN |
| +059+ | 2.26 | Mike Cuellar | 126.7 | HOU |
| +069+ | 2.13 | Ferguson Jenkins | 218 | CHN |
| +072+ | 1.83 | Vicente Romo | 57.3 | TOT |
| +074+ | 1.8 | Tom Murphy | 91.3 | ANA |
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