| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 13.61 | 197208180_OAK_CLE |
| Jim Palmer | BAL | 7.92 | 197208190_MIN_BAL |
| Steve Kline | NYA | 7.8 | 197208190_NYA_TEX |
| Wilbur Wood | CHA | 7.63 | 197208201_BOS_CHA |
| Mickey Lolich | DET | 3.66 | 197208180_ANA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Greif | SDN | -3.51 | 197208180_PIT_SDN |
| Dave Roberts | HOU | -3.11 | 197208180_HOU_PHI |
| Denny McLain | ATL | -2.79 | 197208180_ATL_WAS |
| Ernie McAnally | WAS | -1.89 | 197208190_ATL_WAS |
| Pete Broberg | TEX | -1.87 | 197208190_NYA_TEX |
Based on accumulated WAA for this season up to 1972-08-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.07 | Gaylord Perry | 261.3 | CLE |
| +004+ | 7.12 | Steve Kline | 177 | NYA |
| +007+ | 6.89 | Steve Carlton | 250.3 | PHI |
| +010+ | 6.51 | Jim Palmer | 204.3 | BAL |
| +014+ | 6.05 | Jim Hunter | 220 | OAK |
| +015+ | 6.04 | Wilbur Wood | 286.7 | CHA |
| +018+ | 5.41 | Mickey Lolich | 245.7 | DET |
| +019+ | 5.07 | Don Sutton | 193.7 | LAN |
| +025+ | 4.35 | Gary Nolan | 157 | CIN |
| +028+ | 4.21 | Jon Matlack | 172.3 | NYN |
| +039+ | 3.56 | Roger Nelson | 109 | KCA |
| +041+ | 3.55 | Joe Coleman | 200 | DET |
| +045+ | 3.23 | Johnny Odom | 135 | OAK |
| +047+ | 3.2 | Pat Dobson | 207.7 | BAL |
| +048+ | 3.19 | Dick Woodson | 180.3 | MIN |
| +050+ | 3.16 | Ken Holtzman | 206.7 | OAK |
| +052+ | 3.14 | Jim Kaat | 113.3 | MIN |
| +055+ | 2.81 | Mike Paul | 108.3 | TEX |
| +058+ | 2.7 | Steve Blass | 186.3 | PIT |
| +060+ | 2.63 | Claude Osteen | 175.3 | LAN |
| +062+ | 2.59 | Dave McNally | 191.7 | BAL |
| +066+ | 2.52 | Ron Bryant | 161 | SFN |
| +071+ | 2.43 | Dick Tidrow | 171.3 | CLE |
| +073+ | 2.38 | Mike Cuellar | 175.3 | BAL |
| +076+ | 2.33 | Ferguson Jenkins | 240.7 | CHN |
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