| Team | Tm | Tier | Game |
|---|---|---|---|
| Atlanta Braves | ATL | 8.22 | 201009210_ATL_PHI |
| San Francisco Giants | SFN | 3.36 | 201009210_SFN_CHN |
| Minnesota Twins | MIN | 1.49 | 201009210_CLE_MIN |
| San Diego Padres | SDN | 1.19 | 201009210_SDN_LAN |
| Oakland Athletics | OAK | 1.03 | 201009190_OAK_MIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | -6.48 | 201009190_CLE_KCA |
| Seattle Mariners | SEA | -2.19 | 201009190_TEX_SEA |
| Arizona Diamondbacks | ARI | -2.18 | 201009190_ARI_PIT |
| Baltimore Orioles | BAL | -1.44 | 201009190_NYA_BAL |
| Pittsburgh Pirates | PIT | -1.43 | 201009190_ARI_PIT |
Based on accumulated WAA for this season up to 2010-09-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +051+ | 4.29 | Jonny Venters | 77.7 | ATL |
| +056+ | 3.94 | Billy Wagner | 63 | ATL |
| +058+ | 3.84 | Evan Meek | 76 | PIT |
| +066+ | 3.62 | Daniel Bard | 69.3 | BOS |
| +067+ | 3.61 | Joakim Soria | 61.7 | KCA |
| +069+ | 3.58 | Hong-Chih Kuo | 55 | LAN |
| +070+ | 3.51 | Brian Wilson | 68.3 | SFN |
| +080+ | 3.35 | Mariano Rivera | 57 | NYA |
| +083+ | 3.3 | Chris Perez | 60.7 | CLE |
| +086+ | 3.2 | Heath Bell | 62.7 | SDN |
| +089+ | 3.11 | Rafael Soriano | 59.3 | TBA |
| +090+ | 3.09 | Mike Adams | 59.3 | SDN |
| +092+ | 3.06 | Matt Belisle | 87 | COL |
| +094+ | 3.05 | Andrew Bailey | 49 | OAK |
| +096+ | 2.92 | Clay Hensley | 70 | MIA |
| +115+ | 2.52 | Matt Capps | 70 | TOT |
| +112+ | 2.52 | Kyle McClellan | 68.7 | SLN |
| +118+ | 2.5 | Sean Burnett | 56.3 | WAS |
| +117+ | 2.5 | Tyler Clippard | 84.7 | WAS |
| +121+ | 2.48 | Arthur Rhodes | 52.7 | CIN |
| +120+ | 2.48 | John Axford | 54.3 | MIL |
| +122+ | 2.47 | Javier Lopez | 56 | TOT |
| +123+ | 2.43 | Alexi Ogando | 36.7 | TEX |
| +125+ | 2.39 | Jesse Crain | 65 | MIN |
| +126+ | 2.38 | Sergio Romo | 58.7 | SFN |
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