| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | 9.81 | 200905220_NYN_BOS |
| Oakland Athletics | OAK | 1.71 | 200905200_OAK_TBA |
| New York Mets | NYN | 1.34 | 200905200_NYN_LAN |
| Chicago White Sox | CHA | 1.29 | 200905210_MIN_CHA |
| Toronto Blue Jays | TOR | 1.11 | 200905220_TOR_ATL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Nationals | WAS | -4.93 | 200905220_BAL_WAS |
| Texas Rangers | TEX | -3.47 | 200905200_TEX_DET |
| Seattle Mariners | SEA | -3.11 | 200905210_ANA_SEA |
| Baltimore Orioles | BAL | -2.72 | 200905220_BAL_WAS |
| Kansas City Royals | KCA | -1.41 | 200905220_KCA_SLN |
Based on accumulated WAA for this season up to 2009-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +035+ | 1.94 | Ramon Ramirez | 22.7 | BOS |
| +039+ | 1.83 | Ramon Troncoso | 27.7 | LAN |
| +043+ | 1.73 | Francisco Rodriguez | 20.7 | NYN |
| +048+ | 1.7 | Heath Bell | 18.3 | SDN |
| +047+ | 1.7 | Lance Cormier | 30 | TBA |
| +051+ | 1.68 | Mark DiFelice | 20 | MIL |
| +056+ | 1.65 | Andrew Bailey | 26.7 | OAK |
| +057+ | 1.64 | Frank Francisco | 15.7 | TEX |
| +061+ | 1.59 | Brian Stokes | 17.3 | NYN |
| +064+ | 1.56 | Manny Delcarmen | 19 | BOS |
| +065+ | 1.56 | Jonathan Papelbon | 19 | BOS |
| +067+ | 1.55 | Jonathan Broxton | 21 | LAN |
| +073+ | 1.5 | David Aardsma | 20.7 | SEA |
| +076+ | 1.47 | Tony Pena | 20.3 | ARI |
| +080+ | 1.45 | Chris Sampson | 28 | HOU |
| +081+ | 1.44 | Darren Oliver | 19.7 | ANA |
| +082+ | 1.44 | Jason Frasor | 16 | TOR |
| +093+ | 1.28 | D.J. Carrasco | 29.7 | CHA |
| +096+ | 1.26 | Trevor Hoffman | 12 | MIL |
| XXXXX | 1.25 | Octavio Dotel | 13.7 | CHA |
| XXXXX | 1.24 | Rafael Soriano | 18 | ATL |
| XXXXX | 1.22 | Ryan Franklin | 17.7 | SLN |
| XXXXX | 1.22 | Arthur Rhodes | 14 | CIN |
| XXXXX | 1.17 | Bobby Parnell | 19.3 | NYN |
| XXXXX | 1.16 | Scott Downs | 19.3 | TOR |
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