| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 13.06 | 197206251_NYA_CLE |
| Jim Palmer | BAL | 10.56 | 197206250_DET_BAL |
| Wilbur Wood | CHA | 8.84 | 197206260_CHA_KCA |
| Joe Coleman | DET | 4.16 | 197206242_DET_BAL |
| Tom Seaver | NYN | 3.72 | 197206240_SLN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Murphy | KCA | -2.18 | 197206252_MIN_KCA |
| Bill Gogolewski | TEX | -1.96 | 197206260_OAK_TEX |
| Bill Greif | SDN | -1.95 | 197206240_SFN_SDN |
| Bill Champion | PHI | -1.88 | 197206260_PHI_CHN |
| Don Carrithers | SFN | -1.76 | 197206240_SFN_SDN |
Based on accumulated WAA for this season up to 1972-06-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.81 | Gaylord Perry | 156 | CLE |
| +003+ | 4.46 | Joe Coleman | 123.3 | DET |
| +004+ | 4.32 | Jim Palmer | 118.7 | BAL |
| +006+ | 3.88 | Don Sutton | 107.3 | LAN |
| +008+ | 3.78 | Wilbur Wood | 161 | CHA |
| +015+ | 3.48 | Gary Nolan | 116.7 | CIN |
| +016+ | 3.43 | Ken Holtzman | 135.3 | OAK |
| +018+ | 3.29 | Pat Dobson | 121.7 | BAL |
| +020+ | 3.2 | Jim Hunter | 132.3 | OAK |
| +022+ | 2.96 | Jim Kaat | 99.3 | MIN |
| +024+ | 2.83 | Mickey Lolich | 140.3 | DET |
| +028+ | 2.6 | Clyde Wright | 92.7 | ANA |
| +029+ | 2.57 | Claude Osteen | 98.3 | LAN |
| +037+ | 2.35 | Tom Timmermann | 98.7 | DET |
| +041+ | 2.24 | Dick Drago | 115 | KCA |
| +045+ | 2.15 | Steve Kline | 78.7 | NYA |
| +047+ | 2.11 | Scipio Spinks | 107 | SLN |
| +048+ | 2.1 | Earl Stephenson | 33.3 | MIL |
| +049+ | 2.1 | Steve Carlton | 135.3 | PHI |
| +056+ | 1.89 | Al Downing | 89.3 | LAN |
| +062+ | 1.8 | Milt Wilcox | 89.3 | CLE |
| +063+ | 1.79 | Mike Torrez | 94 | WAS |
| +067+ | 1.7 | Dave Hamilton | 36.7 | OAK |
| +069+ | 1.65 | Tommy John | 77.7 | LAN |
| +070+ | 1.64 | Ross Grimsley | 64 | CIN |
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