| Starter | Tm | Tier | Game |
|---|---|---|---|
| Wilbur Wood | CHA | 8.55 | 197205120_BAL_CHA |
| Gaylord Perry | CLE | 6.53 | 197205140_TEX_CLE |
| Dave McNally | BAL | 5.52 | 197205140_BAL_CHA |
| Mel Stottlemyre | NYA | 3.4 | 197205130_NYA_ANA |
| Mickey Lolich | DET | 2.84 | 197205130_DET_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Denny McLain | OAK | -2.89 | 197205120_BOS_OAK |
| Ron Reed | ATL | -2.88 | 197205120_CHN_ATL |
| Bob Moose | PIT | -2.86 | 197205130_PIT_HOU |
| Al Santorini | SLN | -2.48 | 197205142_SLN_CIN |
| Bill Greif | SDN | -1.32 | 197205120_SDN_WAS |
Based on accumulated WAA for this season up to 1972-05-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.25 | Don Sutton | 51.7 | LAN |
| +002+ | 2.79 | Wilbur Wood | 63 | CHA |
| +004+ | 2.31 | Milt Wilcox | 50.7 | CLE |
| +006+ | 2.18 | Dave McNally | 47.3 | BAL |
| +007+ | 2.13 | Steve Carlton | 59 | PHI |
| +008+ | 1.94 | Claude Osteen | 42.7 | LAN |
| +010+ | 1.92 | Gaylord Perry | 68 | CLE |
| +011+ | 1.89 | Mickey Lolich | 61.3 | DET |
| +015+ | 1.69 | Pete Broberg | 37.7 | TEX |
| +021+ | 1.47 | Tom Timmermann | 34.7 | DET |
| +025+ | 1.38 | Tom Seaver | 46.7 | NYN |
| +027+ | 1.35 | Mel Stottlemyre | 45.7 | NYA |
| +029+ | 1.28 | Steve Arlin | 42.3 | SDN |
| XXXXX | 1.18 | Joe Coleman | 49.7 | DET |
| XXXXX | 1.16 | Jim Perry | 34.7 | MIN |
| XXXXX | 1.11 | Milt Pappas | 44.3 | CHN |
| XXXXX | 1.08 | Dick Drago | 46 | KCA |
| XXXXX | 1.04 | Mike Torrez | 33.7 | WAS |
| XXXXX | 1.04 | Jim Kaat | 30 | MIN |
| XXXXX | 1 | Tommy John | 35.7 | LAN |
| XXXXX | 0.97 | Scipio Spinks | 44.3 | SLN |
| XXXXX | 0.92 | Barry Lersch | 20.7 | PHI |
| XXXXX | 0.91 | Fred Norman | 43 | SDN |
| XXXXX | 0.88 | Al Fitzmorris | 22 | KCA |
| XXXXX | 0.82 | Phil Niekro | 58.7 | ATL |
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