| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | 4.15 | 195106020_OAK_CHA |
| Philadelphia Athletics | OAK | 3.07 | 195106020_OAK_CHA |
| Chicago Cubs | CHN | 1.17 | 195106020_CHN_ATL |
| Philadelphia Phillies | PHI | 0.78 | 195106020_SLN_PHI |
| Cincinnati Reds | CIN | 0.72 | 195106040_CIN_ATL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Browns | BAL | -9.11 | 195106020_BOS_BAL |
| Pittsburgh Pirates | PIT | -5.98 | 195106031_PIT_PHI |
| Washington Senators | MIN | -2.11 | 195106040_MIN_DET |
| Detroit Tigers | DET | -1.72 | 195106020_NYA_DET |
| Boston Braves | ATL | -0.96 | 195106020_CHN_ATL |
Based on accumulated WAA for this season up to 1951-06-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +022+ | 1.95 | Mickey McDermott | 57.3 | BOS |
| +028+ | 1.85 | Carl Scheib | 56 | OAK |
| +034+ | 1.71 | Frank Smith | 25.7 | CIN |
| +033+ | 1.71 | Randy Gumpert | 36.7 | CHA |
| +036+ | 1.69 | Dutch Leonard | 18.3 | CHN |
| XXXXX | 1.07 | Marv Rotblatt | 28 | CHA |
| XXXXX | 1.01 | Mickey Harris | 26.3 | MIN |
| XXXXX | 0.83 | Bud Byerly | 21 | CIN |
| XXXXX | 0.82 | Jocko Thompson | 37 | PHI |
| XXXXX | 0.79 | Spec Shea | 51.3 | NYA |
| XXXXX | 0.66 | Monte Kennedy | 25 | SFN |
| XXXXX | 0.63 | Jim Konstanty | 31 | PHI |
| XXXXX | 0.6 | Bill Evans | 12.3 | BOS |
| XXXXX | 0.57 | Joe Ostrowski | 26.3 | NYA |
| XXXXX | 0.54 | Al Gettel | 28 | SFN |
| XXXXX | 0.5 | Bob Kelly | 15 | CHN |
| XXXXX | 0.46 | Don Newcombe | 72 | LAN |
| XXXXX | 0.44 | Bill Kennedy | 45 | BAL |
| XXXXX | 0.42 | Allie Reynolds | 56 | NYA |
| XXXXX | 0.41 | Johnny Kucab | 18 | OAK |
| XXXXX | 0.38 | Marlin Stuart | 8 | DET |
| XXXXX | 0.35 | Fred Sanford | 20 | NYA |
| XXXXX | 0.33 | Luis Aloma | 3.3 | CHA |
| XXXXX | 0.33 | Willard Nixon | 45.3 | BOS |
| XXXXX | 0.31 | Harry Taylor | 43 | BOS |
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