| Starter | Tm | Tier | Game |
|---|---|---|---|
| Wilbur Wood | CHA | 8.96 | 197205150_MIN_CHA |
| Tom Seaver | NYN | 7.78 | 197205160_WAS_NYN |
| Gaylord Perry | CLE | 6.53 | 197205140_TEX_CLE |
| Jim Palmer | BAL | 5.77 | 197205150_BAL_DET |
| Ferguson Jenkins | CHN | 3.97 | 197205150_CHN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Santorini | SLN | -2.48 | 197205142_SLN_CIN |
| Jack Billingham | CIN | -2.32 | 197205162_CIN_SFN |
| Jerry Reuss | HOU | -2.12 | 197205160_ATL_HOU |
| Rich Hand | TEX | -1.89 | 197205160_TEX_KCA |
| Ron Bryant | SFN | -1.56 | 197205161_CIN_SFN |
Based on accumulated WAA for this season up to 1972-05-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.21 | Don Sutton | 51.7 | LAN |
| +002+ | 3.19 | Wilbur Wood | 71.7 | CHA |
| +005+ | 2.27 | Milt Wilcox | 50.7 | CLE |
| +006+ | 2.12 | Dave McNally | 47.3 | BAL |
| +007+ | 2.09 | Steve Carlton | 59 | PHI |
| +008+ | 1.91 | Claude Osteen | 42.7 | LAN |
| +010+ | 1.88 | Gaylord Perry | 68 | CLE |
| +011+ | 1.83 | Mickey Lolich | 61.3 | DET |
| +017+ | 1.56 | Steve Arlin | 49.3 | SDN |
| +029+ | 1.3 | Mel Stottlemyre | 45.7 | NYA |
| XXXXX | 1.18 | Bill Singer | 47 | LAN |
| XXXXX | 1.16 | Pete Broberg | 41.7 | TEX |
| XXXXX | 1.13 | Joe Coleman | 49.7 | DET |
| XXXXX | 1.11 | Tom Seaver | 52 | NYN |
| XXXXX | 1.09 | Milt Pappas | 44.3 | CHN |
| XXXXX | 1.05 | Jim Kaat | 30 | MIN |
| XXXXX | 1.05 | Ray Culp | 46.7 | BOS |
| XXXXX | 1.04 | Mike Torrez | 33.7 | WAS |
| XXXXX | 1.03 | Dick Drago | 46 | KCA |
| XXXXX | 0.97 | Tommy John | 35.7 | LAN |
| XXXXX | 0.96 | Scipio Spinks | 44.3 | SLN |
| XXXXX | 0.96 | Tom Timmermann | 39.3 | DET |
| XXXXX | 0.91 | Barry Lersch | 20.7 | PHI |
| XXXXX | 0.88 | Fred Norman | 43 | SDN |
| XXXXX | 0.86 | Al Fitzmorris | 22 | KCA |
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