| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 10 | 197209020_BAL_ANA |
| Gaylord Perry | CLE | 8.28 | 197209040_CLE_DET |
| Wilbur Wood | CHA | 7.37 | 197209030_CHA_NYA |
| Steve Carlton | PHI | 6.58 | 197209030_PHI_ATL |
| Steve Kline | NYA | 6.41 | 197209020_CHA_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Broberg | TEX | -2.37 | 197209020_MIL_TEX |
| Ken Brett | MIL | -2.06 | 197209042_BOS_MIL |
| Jerry Reuss | HOU | -1.93 | 197209030_NYN_HOU |
| George Stone | ATL | -1.9 | 197209021_PHI_ATL |
| Sam McDowell | SFN | -1.8 | 197209020_SFN_PIT |
Based on accumulated WAA for this season up to 1972-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.07 | Jim Palmer | 229.3 | BAL |
| +004+ | 7.98 | Steve Carlton | 284.3 | PHI |
| +005+ | 7.8 | Gaylord Perry | 287.7 | CLE |
| +008+ | 7.58 | Steve Kline | 200.3 | NYA |
| +009+ | 7.48 | Wilbur Wood | 318.3 | CHA |
| +011+ | 7.17 | Jim Hunter | 253.7 | OAK |
| +022+ | 4.89 | Don Sutton | 218.7 | LAN |
| +023+ | 4.85 | Nolan Ryan | 224.7 | ANA |
| +025+ | 4.78 | Mickey Lolich | 270.7 | DET |
| +027+ | 4.73 | Gary Nolan | 170 | CIN |
| +033+ | 4.3 | Dick Tidrow | 198.3 | CLE |
| +035+ | 4.21 | Jon Matlack | 201.3 | NYN |
| +036+ | 4.17 | Roger Nelson | 133.3 | KCA |
| +039+ | 4.03 | Joe Coleman | 225.7 | DET |
| +040+ | 3.95 | Steve Blass | 214 | PIT |
| +042+ | 3.94 | Pat Dobson | 238.3 | BAL |
| +046+ | 3.76 | Mike Paul | 131 | TEX |
| +049+ | 3.62 | Ray Corbin | 133.7 | MIN |
| +052+ | 3.55 | Johnny Odom | 164 | OAK |
| +054+ | 3.52 | Luis Tiant | 121.3 | BOS |
| +053+ | 3.52 | Dave McNally | 216.7 | BAL |
| +055+ | 3.41 | Jim McAndrew | 135.7 | NYN |
| +058+ | 3.34 | Bob Gibson | 225 | SLN |
| +063+ | 3.13 | Jim Kaat | 113.3 | MIN |
| +066+ | 2.97 | Mike Cuellar | 201.3 | BAL |
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