| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 2.97 | 197305120_LAN_SFN |
| Oakland Athletics | OAK | 1.88 | 197305130_OAK_TEX |
| Atlanta Braves | ATL | 1.43 | 197305120_SDN_ATL |
| Chicago Cubs | CHN | 1.39 | 197305120_PHI_CHN |
| Baltimore Orioles | BAL | 0.85 | 197305140_BAL_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -5.43 | 197305140_PHI_SLN |
| Cleveland Indians | CLE | -5.13 | 197305120_CLE_BOS |
| Texas Rangers | TEX | -3.1 | 197305141_MIN_TEX |
| San Francisco Giants | SFN | -1.67 | 197305140_SFN_SDN |
| Milwaukee Brewers | MIL | -1.05 | 197305120_MIL_DET |
Based on accumulated WAA for this season up to 1973-05-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 2.38 | Ron Bryant | 61.7 | SFN |
| +032+ | 1.66 | Pedro Borbon | 27.3 | CIN |
| +035+ | 1.52 | Bill Lee | 50 | BOS |
| +034+ | 1.52 | Terry Forster | 23 | CHA |
| +039+ | 1.43 | Randy Moffitt | 35 | SFN |
| XXXXX | 1.23 | Rollie Fingers | 25 | OAK |
| XXXXX | 1.15 | Ray Lamb | 23 | CLE |
| XXXXX | 0.99 | Roric Harrison | 25 | ATL |
| XXXXX | 0.92 | Jim York | 21.7 | HOU |
| XXXXX | 0.87 | Bob Locker | 23 | CHN |
| XXXXX | 0.86 | Jim Ray | 10.7 | HOU |
| XXXXX | 0.84 | Dave Sells | 12.7 | ANA |
| XXXXX | 0.82 | Jim Rooker | 15 | PIT |
| XXXXX | 0.76 | Horacio Pina | 24.3 | OAK |
| XXXXX | 0.71 | Bobby Bolin | 8.3 | BOS |
| XXXXX | 0.68 | Jim Brewer | 18.7 | LAN |
| XXXXX | 0.68 | Nolan Ryan | 64 | ANA |
| XXXXX | 0.63 | Sparky Lyle | 17 | NYA |
| XXXXX | 0.59 | Dave Giusti | 17.3 | PIT |
| XXXXX | 0.55 | Diego Segui | 14 | SLN |
| XXXXX | 0.52 | Jack Aker | 21.3 | CHN |
| XXXXX | 0.52 | Steve Foucault | 15.7 | TEX |
| XXXXX | 0.47 | Skip Lockwood | 28 | MIL |
| XXXXX | 0.46 | Ed Sprague | 8 | CIN |
| XXXXX | 0.45 | Tom Hilgendorf | 7.7 | CLE |
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