| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 9.28 | 197209060_DET_BAL |
| Wilbur Wood | CHA | 8.02 | 197209070_OAK_CHA |
| Steve Carlton | PHI | 8.02 | 197209070_SLN_PHI |
| Steve Kline | NYA | 7.28 | 197209070_NYA_BOS |
| Jim Hunter | OAK | 7.02 | 197209080_OAK_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Greif | SDN | -5.46 | 197209060_SFN_SDN |
| Sam McDowell | SFN | -3.06 | 197209070_HOU_SFN |
| Al Santorini | SLN | -1.72 | 197209070_SLN_PHI |
| Ernie McAnally | WAS | -1.66 | 197209082_PIT_WAS |
| Bill Parsons | MIL | -1.61 | 197209070_MIL_CLE |
Based on accumulated WAA for this season up to 1972-09-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.44 | Steve Carlton | 293.3 | PHI |
| +005+ | 8.15 | Wilbur Wood | 327.3 | CHA |
| +006+ | 7.8 | Gaylord Perry | 287.7 | CLE |
| +007+ | 7.75 | Jim Palmer | 236.3 | BAL |
| +011+ | 7.26 | Jim Hunter | 260.3 | OAK |
| +015+ | 6.55 | Steve Kline | 205.7 | NYA |
| +025+ | 4.73 | Don Sutton | 227.7 | LAN |
| +027+ | 4.62 | Gary Nolan | 171 | CIN |
| +028+ | 4.59 | Mickey Lolich | 276.3 | DET |
| +033+ | 4.33 | Nolan Ryan | 231.3 | ANA |
| +034+ | 4.3 | Joe Coleman | 234.7 | DET |
| +035+ | 4.29 | Dick Tidrow | 206.3 | CLE |
| +036+ | 4.26 | Jon Matlack | 208.3 | NYN |
| +037+ | 4.16 | Roger Nelson | 133.3 | KCA |
| +040+ | 4.04 | Pat Dobson | 245.3 | BAL |
| +042+ | 3.91 | Steve Blass | 214 | PIT |
| +047+ | 3.79 | Luis Tiant | 130.3 | BOS |
| +053+ | 3.65 | Mike Cuellar | 210.3 | BAL |
| +054+ | 3.58 | Mike Paul | 137 | TEX |
| +055+ | 3.56 | Johnny Odom | 164 | OAK |
| +056+ | 3.54 | Ray Corbin | 140.7 | MIN |
| +058+ | 3.48 | Dick Woodson | 209 | MIN |
| +060+ | 3.42 | Ken Holtzman | 229 | OAK |
| +062+ | 3.36 | Jim McAndrew | 135.7 | NYN |
| +064+ | 3.31 | Bob Gibson | 225 | SLN |
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