| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 4.37 | 197305190_LAN_ATL |
| Oakland Athletics | OAK | 1.85 | 197305200_KCA_OAK |
| California Angels | ANA | 1.07 | 197305180_TEX_ANA |
| Baltimore Orioles | BAL | 1.03 | 197305190_BOS_BAL |
| Chicago Cubs | CHN | 0.83 | 197305191_CHN_PHI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Texas Rangers | TEX | -5.09 | 197305190_TEX_ANA |
| Philadelphia Phillies | PHI | -3.95 | 197305191_CHN_PHI |
| San Francisco Giants | SFN | -3.51 | 197305190_SFN_HOU |
| Milwaukee Brewers | MIL | -2.04 | 197305201_DET_MIL |
| Boston Red Sox | BOS | -1.92 | 197305180_BOS_DET |
Based on accumulated WAA for this season up to 1973-05-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +038+ | 1.64 | Pedro Borbon | 35 | CIN |
| +037+ | 1.64 | Randy Moffitt | 37.3 | SFN |
| +049+ | 1.43 | Ray Lamb | 29.7 | CLE |
| +050+ | 1.42 | Gene Garber | 29.7 | KCA |
| +052+ | 1.33 | Rollie Fingers | 29 | OAK |
| +054+ | 1.31 | Bob Locker | 28.3 | CHN |
| XXXXX | 1.08 | Jim Rooker | 18.3 | PIT |
| XXXXX | 1.03 | Dave Sells | 15 | ANA |
| XXXXX | 0.94 | Jim York | 24.7 | HOU |
| XXXXX | 0.91 | Dave Giusti | 21.3 | PIT |
| XXXXX | 0.86 | Jim Ray | 10.7 | HOU |
| XXXXX | 0.85 | Roric Harrison | 27 | ATL |
| XXXXX | 0.84 | Terry Forster | 30.3 | CHA |
| XXXXX | 0.83 | Steve Foucault | 19.3 | TEX |
| XXXXX | 0.82 | Tom Walker | 24.7 | WAS |
| XXXXX | 0.75 | Jim Brewer | 23 | LAN |
| XXXXX | 0.72 | Diego Segui | 16 | SLN |
| XXXXX | 0.71 | Bobby Bolin | 8.3 | BOS |
| XXXXX | 0.67 | Ed Sprague | 10.7 | CIN |
| XXXXX | 0.65 | Orlando Pena | 31 | BAL |
| XXXXX | 0.65 | Skip Lockwood | 36.3 | MIL |
| XXXXX | 0.62 | Elias Sosa | 20 | SFN |
| XXXXX | 0.6 | Mac Scarce | 20 | PHI |
| XXXXX | 0.58 | John Hiller | 19.7 | DET |
| XXXXX | 0.54 | Horacio Pina | 29.7 | OAK |
_