| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 9.6 | 197206060_MIN_BAL |
| Wilbur Wood | CHA | 9.36 | 197206060_BOS_CHA |
| Tom Seaver | NYN | 4.65 | 197206080_CIN_NYN |
| Mickey Lolich | DET | 4.33 | 197206061_ANA_DET |
| Mel Stottlemyre | NYA | 4 | 197206080_NYA_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Reggie Cleveland | SLN | -3.8 | 197206070_SLN_SFN |
| Jerry Reuss | HOU | -3.27 | 197206070_HOU_PHI |
| Ron Reed | ATL | -2.23 | 197206060_ATL_WAS |
| Ernie McAnally | WAS | -1.67 | 197206060_ATL_WAS |
| Tom Murphy | KCA | -1.44 | 197206060_MIL_KCA |
Based on accumulated WAA for this season up to 1972-06-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.18 | Don Sutton | 86.7 | LAN |
| +002+ | 3.76 | Gaylord Perry | 113 | CLE |
| +003+ | 3.75 | Wilbur Wood | 115.7 | CHA |
| +008+ | 2.92 | Claude Osteen | 72.7 | LAN |
| +016+ | 2.53 | Joe Coleman | 87.3 | DET |
| +017+ | 2.44 | Mickey Lolich | 108 | DET |
| +018+ | 2.43 | Steve Stone | 75.3 | SFN |
| +020+ | 2.4 | Ken Holtzman | 102 | OAK |
| +022+ | 2.33 | Tom Timmermann | 65.7 | DET |
| +024+ | 2.25 | Jim Palmer | 83 | BAL |
| +025+ | 2.16 | Jim Hunter | 96 | OAK |
| +028+ | 2.11 | Milt Wilcox | 72 | CLE |
| +030+ | 1.95 | Dick Drago | 87 | KCA |
| +035+ | 1.83 | Ferguson Jenkins | 101.3 | CHN |
| +040+ | 1.78 | Clyde Wright | 60.7 | ANA |
| +039+ | 1.78 | Jim Kaat | 65.3 | MIN |
| +042+ | 1.71 | Gary Nolan | 82 | CIN |
| +046+ | 1.69 | Burt Hooton | 85.7 | CHN |
| +048+ | 1.59 | Al Downing | 71.7 | LAN |
| +050+ | 1.51 | Pat Dobson | 89.7 | BAL |
| +059+ | 1.37 | Tom Griffin | 21 | HOU |
| +058+ | 1.37 | Bert Blyleven | 91.7 | MIN |
| XXXXX | 1.16 | Jim McAndrew | 46.3 | NYN |
| XXXXX | 1.04 | Steve Kline | 56.7 | NYA |
| XXXXX | 1.02 | Jon Matlack | 67 | NYN |
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