| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | 8.81 | 200905200_TOR_BOS |
| Oakland Athletics | OAK | 1.73 | 200905190_OAK_TBA |
| New York Mets | NYN | 1.34 | 200905200_NYN_LAN |
| Chicago White Sox | CHA | 1.29 | 200905210_MIN_CHA |
| Toronto Blue Jays | TOR | 1.01 | 200905190_TOR_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Nationals | WAS | -4.6 | 200905200_PIT_WAS |
| Seattle Mariners | SEA | -3.69 | 200905190_ANA_SEA |
| Texas Rangers | TEX | -3.47 | 200905200_TEX_DET |
| Baltimore Orioles | BAL | -1.84 | 200905210_BAL_NYA |
| Colorado Rockies | COL | -1.51 | 200905190_COL_ATL |
Based on accumulated WAA for this season up to 2009-05-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 1.96 | Ramon Ramirez | 22.7 | BOS |
| +046+ | 1.74 | Ramon Troncoso | 26.7 | LAN |
| +048+ | 1.72 | Lance Cormier | 30 | TBA |
| +051+ | 1.68 | Heath Bell | 18 | SDN |
| +053+ | 1.66 | Andrew Bailey | 26.7 | OAK |
| +056+ | 1.64 | Francisco Rodriguez | 19.7 | NYN |
| +059+ | 1.61 | Brian Stokes | 17.3 | NYN |
| +062+ | 1.59 | Mark DiFelice | 19 | MIL |
| +066+ | 1.57 | Jonathan Broxton | 21 | LAN |
| +064+ | 1.57 | Jonathan Papelbon | 19 | BOS |
| +065+ | 1.57 | Manny Delcarmen | 19 | BOS |
| +072+ | 1.48 | Tony Pena | 20.3 | ARI |
| +075+ | 1.45 | Jason Frasor | 16 | TOR |
| +080+ | 1.42 | David Aardsma | 19.7 | SEA |
| +084+ | 1.37 | Renyel Pinto | 19.3 | MIA |
| +089+ | 1.32 | Darren Oliver | 18.3 | ANA |
| +092+ | 1.3 | D.J. Carrasco | 29.7 | CHA |
| +094+ | 1.27 | Trevor Hoffman | 12 | MIL |
| +093+ | 1.27 | Chris Sampson | 26 | HOU |
| +096+ | 1.26 | Octavio Dotel | 13.7 | CHA |
| +097+ | 1.26 | Rafael Soriano | 18 | ATL |
| XXXXX | 1.23 | Ryan Franklin | 17.7 | SLN |
| XXXXX | 1.22 | Arthur Rhodes | 14 | CIN |
| XXXXX | 1.17 | Scott Downs | 19.3 | TOR |
| XXXXX | 1.16 | Michael Wuertz | 21.7 | OAK |
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