| Starter | Tm | Tier | Game |
|---|---|---|---|
| Denny McLain | DET | 6.18 | 196809190_NYA_DET |
| Stan Bahnsen | NYA | 4.05 | 196809210_BOS_NYA |
| Tom Seaver | NYN | 2.51 | 196809201_NYN_PHI |
| Juan Marichal | SFN | 2.03 | 196809200_ATL_SFN |
| Steve Blass | PIT | 1.49 | 196809200_CHN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Maloney | CIN | -3.81 | 196809210_CIN_HOU |
| Joe Niekro | CHN | -3.62 | 196809210_CHN_PIT |
| Jim Lonborg | BOS | -1.16 | 196809200_BOS_NYA |
| Jim Hunter | OAK | -0.98 | 196809200_OAK_MIN |
| Milt Pappas | ATL | -0.98 | 196809190_ATL_HOU |
Based on accumulated WAA for this season up to 1968-09-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.15 | Bob Gibson | 287.7 | SLN |
| +004+ | 7.51 | Luis Tiant | 249.3 | CLE |
| +007+ | 6.84 | Denny McLain | 322.3 | DET |
| +009+ | 6.55 | Sam McDowell | 253.7 | CLE |
| +016+ | 5.67 | Dave McNally | 255 | BAL |
| +017+ | 5.66 | Stan Bahnsen | 251.7 | NYA |
| +019+ | 5.51 | Jerry Koosman | 248.7 | NYN |
| +023+ | 4.96 | Bob Veale | 239.3 | PIT |
| +028+ | 4.53 | Tom Seaver | 262 | NYN |
| +029+ | 4.4 | Juan Marichal | 317.7 | SFN |
| +031+ | 4.07 | Tommy John | 177.3 | CHA |
| +035+ | 3.88 | Steve Blass | 205 | PIT |
| +037+ | 3.8 | Bobby Bolin | 160.7 | SFN |
| +038+ | 3.72 | Jim Nash | 212.7 | OAK |
| +045+ | 3.44 | Gaylord Perry | 279.7 | SFN |
| +047+ | 3.38 | Jim Hardin | 240.3 | BAL |
| +049+ | 3.35 | Pat Jarvis | 244 | ATL |
| +052+ | 3.31 | Dean Chance | 278 | MIN |
| +055+ | 3.09 | Ray Washburn | 201.3 | SLN |
| +057+ | 2.92 | Mel Stottlemyre | 263.7 | NYA |
| +059+ | 2.85 | Joe Horlen | 211.3 | CHA |
| +064+ | 2.59 | Stan Williams | 184 | CLE |
| +067+ | 2.41 | Ferguson Jenkins | 290 | CHN |
| +069+ | 2.35 | Jim Perry | 137 | MIN |
| +072+ | 2.22 | Gary Nolan | 137 | CIN |
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