| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Horlen | CHA | 9.17 | 196805290_BAL_CHA |
| Bob Gibson | SLN | 6.5 | 196805280_SFN_SLN |
| Sonny Siebert | CLE | 3.8 | 196805280_CLE_MIN |
| Dean Chance | MIN | 1.77 | 196805270_CLE_MIN |
| Gaylord Perry | SFN | 1.27 | 196805280_SFN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Milt Pappas | CIN | -5.01 | 196805290_LAN_CIN |
| Sammy Ellis | ANA | -4.26 | 196805270_DET_ANA |
| Ken Holtzman | CHN | -1.19 | 196805291_CHN_PHI |
| Mickey Lolich | DET | -0.81 | 196805270_DET_ANA |
| Dave Giusti | HOU | -0.55 | 196805280_HOU_ATL |
Based on accumulated WAA for this season up to 1968-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 2.75 | Luis Tiant | 76.3 | CLE |
| +005+ | 2.7 | Don Drysdale | 86 | LAN |
| +006+ | 2.62 | Bob Gibson | 88.7 | SLN |
| +007+ | 2.61 | Tommy John | 76.7 | CHA |
| +009+ | 2.32 | Stan Williams | 47.7 | CLE |
| +011+ | 2.23 | Joe Horlen | 71 | CHA |
| +012+ | 2.15 | Pat Jarvis | 88.3 | ATL |
| +015+ | 2.04 | Jerry Koosman | 71.7 | NYN |
| +016+ | 2.02 | Dave Giusti | 82 | HOU |
| +017+ | 1.95 | Ray Sadecki | 82 | SFN |
| +018+ | 1.9 | Sam McDowell | 79.3 | CLE |
| +019+ | 1.87 | Bob Veale | 73 | PIT |
| +021+ | 1.86 | Denny McLain | 89 | DET |
| +028+ | 1.68 | Woodie Fryman | 73.3 | PHI |
| +029+ | 1.67 | Bill Singer | 80 | LAN |
| +032+ | 1.63 | Tom Seaver | 85 | NYN |
| +037+ | 1.54 | Tom Phoebus | 77.3 | BAL |
| +039+ | 1.41 | Jim Nash | 60 | OAK |
| +040+ | 1.4 | Gerry Arrigo | 71.7 | CIN |
| +047+ | 1.33 | Dick Selma | 34 | NYN |
| +050+ | 1.3 | Bill Hands | 70.7 | CHN |
| XXXXX | 1.09 | Nolan Ryan | 56.7 | NYN |
| XXXXX | 1.08 | Mel Stottlemyre | 82.7 | NYA |
| XXXXX | 1.08 | Stan Bahnsen | 57.3 | NYA |
| XXXXX | 1.07 | Sonny Siebert | 82.7 | CLE |
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