| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 21.17 | 196809061_SFN_SLN |
| Luis Tiant | CLE | 7.34 | 196809040_CLE_ANA |
| Denny McLain | DET | 6.33 | 196809060_MIN_DET |
| Stan Bahnsen | NYA | 4.08 | 196809040_NYA_BAL |
| Dave McNally | BAL | 4.04 | 196809040_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Bertaina | TEX | -5.49 | 196809040_CHA_TEX |
| Rick Wise | PHI | -3.9 | 196809060_PHI_CHN |
| Joe Niekro | CHN | -2.72 | 196809041_SFN_CHN |
| Jim Maloney | CIN | -1.95 | 196809040_SLN_CIN |
| Mike Kekich | LAN | -0.55 | 196809062_LAN_CIN |
Based on accumulated WAA for this season up to 1968-09-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.06 | Bob Gibson | 270.7 | SLN |
| +005+ | 7.04 | Luis Tiant | 238.3 | CLE |
| +006+ | 6.72 | Denny McLain | 295.3 | DET |
| +008+ | 5.93 | Sam McDowell | 228.3 | CLE |
| +013+ | 5.46 | Tom Seaver | 241.7 | NYN |
| +014+ | 5.4 | Dave McNally | 233 | BAL |
| +016+ | 5.2 | Jerry Koosman | 225.7 | NYN |
| +022+ | 4.78 | Don Drysdale | 239 | LAN |
| +023+ | 4.52 | Stan Bahnsen | 216.7 | NYA |
| +027+ | 4.13 | Juan Marichal | 300.7 | SFN |
| +029+ | 4.09 | Tommy John | 177.3 | CHA |
| +033+ | 3.76 | Bob Veale | 213.7 | PIT |
| +036+ | 3.52 | Bobby Bolin | 141 | SFN |
| +039+ | 3.23 | Dean Chance | 254.7 | MIN |
| +042+ | 3.12 | Steve Blass | 180 | PIT |
| +044+ | 3.03 | Pat Jarvis | 230 | ATL |
| +048+ | 2.87 | Gaylord Perry | 246.3 | SFN |
| +051+ | 2.76 | Mel Stottlemyre | 239.7 | NYA |
| +052+ | 2.74 | Ray Washburn | 180.7 | SLN |
| +053+ | 2.67 | Jim Nash | 191.3 | OAK |
| +057+ | 2.49 | Jim Hardin | 218.3 | BAL |
| +063+ | 2.34 | Woodie Fryman | 201.7 | PHI |
| +064+ | 2.3 | Joe Horlen | 197 | CHA |
| +072+ | 2.11 | Gary Nolan | 104.7 | CIN |
| +076+ | 2.01 | Cal Koonce | 87.3 | NYN |
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