| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 14.88 | 197207190_CLE_KCA |
| Jim Palmer | BAL | 10.17 | 197207200_BAL_KCA |
| Wilbur Wood | CHA | 4.98 | 197207190_CHA_DET |
| Don Sutton | LAN | 4.16 | 197207210_PHI_LAN |
| Mickey Lolich | DET | 3.95 | 197207210_DET_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Parsons | MIL | -2.68 | 197207210_MIN_MIL |
| George Stone | ATL | -1.79 | 197207210_SLN_ATL |
| Al Santorini | SLN | -1.67 | 197207200_SLN_ATL |
| Pete Broberg | TEX | -1.15 | 197207210_DET_TEX |
| Ken Reynolds | PHI | -0.97 | 197207210_PHI_LAN |
Based on accumulated WAA for this season up to 1972-07-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.54 | Gaylord Perry | 204.7 | CLE |
| +007+ | 5.01 | Jim Palmer | 155.3 | BAL |
| +008+ | 4.99 | Don Sutton | 156 | LAN |
| +009+ | 4.91 | Jim Hunter | 173.3 | OAK |
| +010+ | 4.8 | Gary Nolan | 144.3 | CIN |
| +015+ | 4.36 | Mickey Lolich | 199.7 | DET |
| +019+ | 4.03 | Joe Coleman | 163 | DET |
| +021+ | 3.82 | Wilbur Wood | 211.3 | CHA |
| +025+ | 3.6 | Pat Dobson | 164.3 | BAL |
| +030+ | 3.43 | Steve Kline | 119 | NYA |
| +031+ | 3.21 | Steve Carlton | 187.3 | PHI |
| +032+ | 3.15 | Jim Kaat | 113.3 | MIN |
| +034+ | 3.05 | Claude Osteen | 133.3 | LAN |
| +036+ | 3.03 | Dave McNally | 143.3 | BAL |
| +045+ | 2.78 | Bob Gibson | 151.7 | SLN |
| +047+ | 2.76 | Jon Matlack | 124.7 | NYN |
| +053+ | 2.53 | Dick Drago | 156.3 | KCA |
| +054+ | 2.49 | Ken Holtzman | 166.3 | OAK |
| +055+ | 2.44 | Mel Stottlemyre | 157.3 | NYA |
| +059+ | 2.38 | Mike Cuellar | 129.3 | BAL |
| +062+ | 2.26 | Mike Paul | 74.3 | TEX |
| +064+ | 2.25 | Bill Slayback | 53.3 | DET |
| +065+ | 2.22 | Ron Bryant | 136 | SFN |
| +069+ | 2.06 | Tom Timmermann | 124 | DET |
| +074+ | 1.93 | Mike Kekich | 129.3 | NYA |
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