| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 11.03 | 197210011_CLE_NYA |
| Jim Palmer | BAL | 7.2 | 197209290_BOS_BAL |
| Wilbur Wood | CHA | 4.44 | 197210010_CHA_TEX |
| Nolan Ryan | ANA | 3.81 | 197209300_MIN_ANA |
| Luis Tiant | BOS | 2.86 | 197209290_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Stone | ATL | -3.47 | 197210010_ATL_SFN |
| Sam McDowell | SFN | -2.47 | 197210010_ATL_SFN |
| Jim Nash | PHI | -1.88 | 197209302_PHI_WAS |
| Jerry Reuss | HOU | -1.82 | 197209300_HOU_SDN |
| Jerry Koosman | NYN | -1.66 | 197210010_NYN_PIT |
Based on accumulated WAA for this season up to 1972-10-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.65 | Gaylord Perry | 342.7 | CLE |
| +003+ | 10.18 | Steve Carlton | 337.3 | PHI |
| +008+ | 8.07 | Jim Hunter | 290.3 | OAK |
| +010+ | 7.86 | Jim Palmer | 274.3 | BAL |
| +013+ | 7.35 | Don Sutton | 263.7 | LAN |
| +016+ | 6.6 | Wilbur Wood | 376.7 | CHA |
| +019+ | 6.3 | Nolan Ryan | 275.3 | ANA |
| +023+ | 5.67 | Luis Tiant | 172.7 | BOS |
| +024+ | 5.6 | Mickey Lolich | 318.3 | DET |
| +029+ | 5.26 | Steve Kline | 228.3 | NYA |
| +031+ | 5.19 | Bob Gibson | 269 | SLN |
| +037+ | 4.8 | Jon Matlack | 235.7 | NYN |
| +040+ | 4.57 | Gary Nolan | 171 | CIN |
| +041+ | 4.51 | Steve Blass | 247.7 | PIT |
| +044+ | 4.37 | Ken Holtzman | 263.3 | OAK |
| +046+ | 4.25 | Pat Dobson | 268.3 | BAL |
| +049+ | 4.19 | Mike Cuellar | 248.3 | BAL |
| +050+ | 4.14 | Roger Nelson | 164.3 | KCA |
| +054+ | 4.01 | Mike Paul | 156.3 | TEX |
| +061+ | 3.66 | Joe Coleman | 274 | DET |
| +066+ | 3.34 | Bert Blyleven | 281.3 | MIN |
| +068+ | 3.26 | Dick Woodson | 244 | MIN |
| +071+ | 3.11 | Dick Tidrow | 229.3 | CLE |
| +074+ | 3.08 | Jim Kaat | 113.3 | MIN |
| +075+ | 3.05 | Claude Osteen | 243 | LAN |
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