| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 19.89 | 196809110_LAN_SLN |
| Dave McNally | BAL | 4.98 | 196809120_BAL_TEX |
| Sam McDowell | CLE | 4.71 | 196809110_CLE_MIN |
| Jerry Koosman | NYN | 3.53 | 196809130_PIT_NYN |
| Stan Bahnsen | NYA | 3.19 | 196809132_NYA_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Bertaina | TEX | -4.91 | 196809120_BAL_TEX |
| Rick Wise | PHI | -3.41 | 196809112_PHI_PIT |
| Jim Maloney | CIN | -2.43 | 196809130_CIN_SFN |
| Rich Nye | CHN | -1.45 | 196809132_CHN_PHI |
| Jim Hunter | OAK | -1.05 | 196809130_OAK_DET |
Based on accumulated WAA for this season up to 1968-09-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.79 | Bob Gibson | 279.7 | SLN |
| +003+ | 7.42 | Luis Tiant | 247.3 | CLE |
| +006+ | 6.91 | Denny McLain | 304.3 | DET |
| +008+ | 6.79 | Sam McDowell | 244.3 | CLE |
| +014+ | 5.81 | Jerry Koosman | 240.7 | NYN |
| +015+ | 5.67 | Dave McNally | 249 | BAL |
| +018+ | 5.24 | Tom Seaver | 247.7 | NYN |
| +019+ | 5.12 | Stan Bahnsen | 234.7 | NYA |
| +023+ | 4.77 | Don Drysdale | 239 | LAN |
| +026+ | 4.31 | Bob Veale | 223.3 | PIT |
| +030+ | 4.11 | Tommy John | 177.3 | CHA |
| +031+ | 4.03 | Juan Marichal | 308.7 | SFN |
| +036+ | 3.54 | Jim Nash | 204.7 | OAK |
| +038+ | 3.45 | Dean Chance | 270.7 | MIN |
| +042+ | 3.42 | Pat Jarvis | 239 | ATL |
| +043+ | 3.35 | Mel Stottlemyre | 257.7 | NYA |
| +045+ | 3.27 | Bobby Bolin | 143.7 | SFN |
| +050+ | 2.9 | Jim Hardin | 227.3 | BAL |
| +054+ | 2.7 | Gary Nolan | 122.7 | CIN |
| +056+ | 2.67 | Steve Blass | 187 | PIT |
| +057+ | 2.66 | Gaylord Perry | 261.7 | SFN |
| +061+ | 2.48 | Joe Horlen | 202.3 | CHA |
| +062+ | 2.45 | Ray Washburn | 192.3 | SLN |
| +065+ | 2.38 | Tom Phoebus | 220 | BAL |
| +071+ | 2.23 | Jim Perry | 135 | MIN |
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