| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 12.08 | 197206090_MIN_CLE |
| Wilbur Wood | CHA | 10.39 | 197206090_MIL_CHA |
| Jim Palmer | BAL | 8.78 | 197206110_BAL_TEX |
| Ferguson Jenkins | CHN | 5.7 | 197206100_CHN_SFN |
| Don Sutton | LAN | 4.72 | 197206090_PIT_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Renko | WAS | -2.86 | 197206110_CIN_WAS |
| Al Santorini | SLN | -2.32 | 197206100_SLN_SDN |
| Jim Nash | ATL | -2.2 | 197206090_ATL_PHI |
| Bill Greif | SDN | -1.28 | 197206090_SLN_SDN |
| Bill Gogolewski | TEX | -1.25 | 197206100_BAL_TEX |
Based on accumulated WAA for this season up to 1972-06-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.29 | Don Sutton | 93.7 | LAN |
| +003+ | 4.23 | Gaylord Perry | 122 | CLE |
| +004+ | 4.01 | Wilbur Wood | 124.7 | CHA |
| +006+ | 3.34 | Claude Osteen | 81 | LAN |
| +013+ | 2.73 | Jim Palmer | 92 | BAL |
| +014+ | 2.72 | Joe Coleman | 95.3 | DET |
| +016+ | 2.64 | Dick Drago | 96 | KCA |
| +018+ | 2.51 | Milt Wilcox | 80 | CLE |
| +024+ | 2.39 | Ken Holtzman | 110 | OAK |
| +025+ | 2.22 | Steve Stone | 83.7 | SFN |
| +026+ | 2.17 | Gary Nolan | 91 | CIN |
| +028+ | 2.11 | Ferguson Jenkins | 110.3 | CHN |
| +033+ | 1.92 | Tom Timmermann | 71.3 | DET |
| +034+ | 1.91 | Jim Kaat | 72.3 | MIN |
| +036+ | 1.88 | Burt Hooton | 88 | CHN |
| +038+ | 1.87 | Mickey Lolich | 114.3 | DET |
| +052+ | 1.65 | Clyde Wright | 66.7 | ANA |
| +053+ | 1.63 | Tom Griffin | 24.3 | HOU |
| +055+ | 1.61 | Jim Hunter | 102.3 | OAK |
| +058+ | 1.55 | Jon Matlack | 74 | NYN |
| +062+ | 1.5 | Pat Dobson | 89.7 | BAL |
| +068+ | 1.39 | Steve Kline | 63.7 | NYA |
| +069+ | 1.36 | Bill Hands | 75.7 | CHN |
| +075+ | 1.31 | Al Downing | 76.3 | LAN |
| XXXXX | 1.25 | Dave McNally | 83.7 | BAL |
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