| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | 10.32 | 200905140_BOS_ANA |
| Oakland Athletics | OAK | 3.6 | 200905150_OAK_DET |
| New York Mets | NYN | 1.16 | 200905140_NYN_SFN |
| Toronto Blue Jays | TOR | 1.11 | 200905140_NYA_TOR |
| Chicago White Sox | CHA | 0.7 | 200905150_CHA_TOR |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Nationals | WAS | -5.23 | 200905130_WAS_SFN |
| Seattle Mariners | SEA | -4.55 | 200905150_BOS_SEA |
| Texas Rangers | TEX | -3.56 | 200905130_SEA_TEX |
| Baltimore Orioles | BAL | -1.71 | 200905150_BAL_KCA |
| Kansas City Royals | KCA | -1.54 | 200905150_BAL_KCA |
Based on accumulated WAA for this season up to 2009-05-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 1.91 | Ramon Ramirez | 20 | BOS |
| +040+ | 1.68 | Lance Cormier | 29 | TBA |
| +042+ | 1.64 | Andrew Bailey | 22.3 | OAK |
| +049+ | 1.55 | Francisco Rodriguez | 18.7 | NYN |
| +055+ | 1.52 | Heath Bell | 14 | SDN |
| +056+ | 1.5 | Chris Sampson | 22 | HOU |
| +057+ | 1.48 | Brian Stokes | 16 | NYN |
| +058+ | 1.47 | Mark DiFelice | 17.7 | MIL |
| +059+ | 1.45 | Manny Delcarmen | 17.7 | BOS |
| +065+ | 1.37 | Renyel Pinto | 17 | MIA |
| +068+ | 1.36 | Ramon Troncoso | 22.7 | LAN |
| +075+ | 1.3 | Jamey Wright | 20 | KCA |
| +081+ | 1.28 | Jonathan Papelbon | 16 | BOS |
| +080+ | 1.28 | Jonathan Broxton | 18 | LAN |
| +082+ | 1.27 | Michael Wuertz | 18.7 | OAK |
| XXXXX | 1.25 | Ryan Franklin | 15.7 | SLN |
| XXXXX | 1.23 | David Aardsma | 17.7 | SEA |
| XXXXX | 1.23 | Octavio Dotel | 11.3 | CHA |
| XXXXX | 1.21 | Tony Pena | 17.3 | ARI |
| XXXXX | 1.21 | Jason Frasor | 13.7 | TOR |
| XXXXX | 1.19 | Arthur Rhodes | 11.3 | CIN |
| XXXXX | 1.17 | Rafael Soriano | 17 | ATL |
| XXXXX | 1.16 | Juan Cruz | 16.7 | KCA |
| XXXXX | 1.14 | Darren Oliver | 14.7 | ANA |
| XXXXX | 1.12 | Nick Masset | 14.7 | CIN |
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