| Starter | Tm | Tier | Game |
|---|---|---|---|
| Wilbur Wood | CHA | 11.71 | 197205090_DET_CHA |
| Gaylord Perry | CLE | 5.86 | 197205100_KCA_CLE |
| Bert Blyleven | MIN | 5.31 | 197205080_NYA_MIN |
| Mel Stottlemyre | NYA | 4.63 | 197205080_NYA_MIN |
| Dave McNally | BAL | 4.33 | 197205100_TEX_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Kekich | NYA | -1.46 | 197205100_NYA_MIN |
| Ken Brett | MIL | -1.25 | 197205100_MIL_OAK |
| Johnny Odom | OAK | -1.12 | 197205092_MIL_OAK |
| Mike Torrez | WAS | -1.03 | 197205090_SFN_WAS |
| Scipio Spinks | SLN | -0.62 | 197205090_HOU_SLN |
Based on accumulated WAA for this season up to 1972-05-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.74 | Don Sutton | 42.7 | LAN |
| +002+ | 2.57 | Milt Wilcox | 48.7 | CLE |
| +003+ | 2.55 | Wilbur Wood | 54.7 | CHA |
| +004+ | 2.2 | Dave McNally | 40.3 | BAL |
| +007+ | 2 | Steve Arlin | 38 | SDN |
| +009+ | 1.84 | Steve Carlton | 52 | PHI |
| +012+ | 1.68 | Pete Broberg | 37.7 | TEX |
| +013+ | 1.58 | Gaylord Perry | 58 | CLE |
| +016+ | 1.49 | Claude Osteen | 34.3 | LAN |
| +019+ | 1.4 | Tom Timmermann | 34 | DET |
| +020+ | 1.39 | Jim Perry | 34.7 | MIN |
| +021+ | 1.36 | Mickey Lolich | 52.3 | DET |
| XXXXX | 1.13 | Paul Splittorff | 36 | KCA |
| XXXXX | 1.07 | Dick Drago | 38 | KCA |
| XXXXX | 1.05 | Mike Torrez | 25.7 | WAS |
| XXXXX | 1.02 | Joe Coleman | 42.7 | DET |
| XXXXX | 1.02 | Ken Holtzman | 47 | OAK |
| XXXXX | 0.98 | Carl Morton | 24.7 | WAS |
| XXXXX | 0.96 | Tom Seaver | 38.7 | NYN |
| XXXXX | 0.86 | Milt Pappas | 36 | CHN |
| XXXXX | 0.86 | Jim Hunter | 45 | OAK |
| XXXXX | 0.86 | Clay Kirby | 48 | SDN |
| XXXXX | 0.86 | Pat Dobson | 39.3 | BAL |
| XXXXX | 0.81 | Tommy John | 28 | LAN |
| XXXXX | 0.78 | Scipio Spinks | 37.3 | SLN |
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