| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 17.96 | 196808240_PIT_SLN |
| Luis Tiant | CLE | 7.02 | 196808240_CLE_TEX |
| Juan Marichal | SFN | 6.01 | 196808250_SFN_LAN |
| Denny McLain | DET | 4.76 | 196808240_DET_NYA |
| Don Drysdale | LAN | 4.72 | 196808240_SFN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Bertaina | TEX | -5.45 | 196808262_MIN_TEX |
| Sammy Ellis | ANA | -2.92 | 196808240_ANA_OAK |
| Milt Pappas | ATL | -1.53 | 196808260_PIT_ATL |
| Jim Maloney | CIN | -1.32 | 196808260_PHI_CIN |
| Jim Hunter | OAK | -1.25 | 196808262_OAK_BAL |
Based on accumulated WAA for this season up to 1968-08-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.58 | Bob Gibson | 243.7 | SLN |
| +003+ | 7.25 | Luis Tiant | 227.7 | CLE |
| +006+ | 6.2 | Denny McLain | 268 | DET |
| +009+ | 5.45 | Tom Seaver | 225.7 | NYN |
| +010+ | 5.4 | Juan Marichal | 282.3 | SFN |
| +011+ | 5.31 | Sam McDowell | 211.7 | CLE |
| +012+ | 5.21 | Jerry Koosman | 213 | NYN |
| +014+ | 4.96 | Dave McNally | 215 | BAL |
| +017+ | 4.67 | Don Drysdale | 239 | LAN |
| +025+ | 4.35 | Stan Bahnsen | 197.3 | NYA |
| +027+ | 4.07 | Tommy John | 177.3 | CHA |
| +026+ | 4.07 | Bob Veale | 200.3 | PIT |
| +033+ | 3.52 | Gaylord Perry | 231.3 | SFN |
| +036+ | 3.39 | Bobby Bolin | 118 | SFN |
| +039+ | 3.32 | Jim Hardin | 203.7 | BAL |
| +041+ | 3.16 | Woodie Fryman | 190.3 | PHI |
| +042+ | 3.14 | Dean Chance | 231.3 | MIN |
| +050+ | 2.65 | Mel Stottlemyre | 227.7 | NYA |
| +051+ | 2.64 | Pat Jarvis | 205.3 | ATL |
| +054+ | 2.51 | Tom Phoebus | 195 | BAL |
| +056+ | 2.45 | Jim Nash | 180.3 | OAK |
| +067+ | 2.1 | Steve Blass | 162.3 | PIT |
| +066+ | 2.1 | Ferguson Jenkins | 240 | CHN |
| +073+ | 1.99 | Mike Cuellar | 137 | HOU |
| +074+ | 1.98 | Nelson Briles | 204 | SLN |
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