| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | 4.18 | 201004210_TEX_BOS |
| Oakland Athletics | OAK | 2.6 | 201004200_NYA_OAK |
| Atlanta Braves | ATL | 2.28 | 201004210_PHI_ATL |
| San Francisco Giants | SFN | 2.25 | 201004190_SFN_SDN |
| San Diego Padres | SDN | 1.78 | 201004210_SFN_SDN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Arizona Diamondbacks | ARI | -3.49 | 201004190_SLN_ARI |
| Kansas City Royals | KCA | -2.59 | 201004190_KCA_TOR |
| Houston Astros | HOU | -2.53 | 201004200_MIA_HOU |
| LA Angels of Anaheim | ANA | -2.03 | 201004190_DET_ANA |
| Baltimore Orioles | BAL | -1.62 | 201004190_BAL_SEA |
Based on accumulated WAA for this season up to 2010-04-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 0.96 | Tyler Clippard | 11.7 | WAS |
| XXXXX | 0.91 | Carlos Villanueva | 9 | MIL |
| XXXXX | 0.83 | Joel Zumaya | 8.3 | DET |
| XXXXX | 0.81 | Jason Berken | 12 | BAL |
| XXXXX | 0.79 | Evan Meek | 10 | PIT |
| XXXXX | 0.77 | Tim Stauffer | 8 | SDN |
| XXXXX | 0.75 | Shawn Camp | 10 | TOR |
| XXXXX | 0.72 | Matt Guerrier | 7.3 | MIN |
| XXXXX | 0.71 | Mariano Rivera | 7 | NYA |
| XXXXX | 0.64 | Peter Moylan | 6.7 | ATL |
| XXXXX | 0.62 | Matt Capps | 8.3 | WAS |
| XXXXX | 0.62 | Leo Nunez | 6.3 | MIA |
| XXXXX | 0.62 | Chad Durbin | 6.3 | PHI |
| XXXXX | 0.6 | Sean White | 6 | SEA |
| XXXXX | 0.6 | David Aardsma | 6 | SEA |
| XXXXX | 0.59 | Guillermo Mota | 6 | SFN |
| XXXXX | 0.59 | Grant Balfour | 8.3 | TBA |
| XXXXX | 0.58 | Sergio Santos | 6 | CHA |
| XXXXX | 0.58 | Will Ohman | 5.7 | BAL |
| XXXXX | 0.58 | Pedro Feliciano | 6.3 | NYN |
| XXXXX | 0.58 | Takashi Saito | 6 | ATL |
| XXXXX | 0.58 | Matt Daley | 6 | COL |
| XXXXX | 0.57 | Carlos Marmol | 7.7 | CHN |
| XXXXX | 0.56 | Jonathan Broxton | 5.7 | LAN |
| XXXXX | 0.55 | Manuel Corpas | 10 | COL |
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