| Team | Tm | Tier | Game |
|---|---|---|---|
| Atlanta Braves | ATL | 2.69 | 201308290_CLE_ATL |
| Pittsburgh Pirates | PIT | 2.45 | 201308310_SLN_PIT |
| Texas Rangers | TEX | 1.84 | 201308310_MIN_TEX |
| Kansas City Royals | KCA | 1.2 | 201308310_KCA_TOR |
| St. Louis Cardinals | SLN | 1.02 | 201308300_SLN_PIT |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -15.23 | 201308290_SEA_HOU |
| Seattle Mariners | SEA | -2.81 | 201308290_SEA_HOU |
| Los Angeles Dodgers | LAN | -1.36 | 201308310_SDN_LAN |
| LA Angels of Anaheim | ANA | -1.29 | 201308290_ANA_TBA |
| Chicago Cubs | CHN | -1.02 | 201308300_PHI_CHN |
Based on accumulated WAA for this season up to 2013-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +026+ | 4.11 | Mark Melancon | 60.3 | PIT |
| +039+ | 3.86 | Craig Kimbrel | 56.7 | ATL |
| +043+ | 3.78 | Koji Uehara | 60.3 | BOS |
| +062+ | 3.31 | Rex Brothers | 56.7 | COL |
| +068+ | 3.09 | David Robertson | 57 | NYA |
| +067+ | 3.09 | Kenley Jansen | 66.7 | LAN |
| +069+ | 3.08 | Luis Avilan | 57.3 | ATL |
| +070+ | 3.05 | Greg Holland | 52 | KCA |
| +071+ | 3.01 | Joaquin Benoit | 54.7 | DET |
| +075+ | 2.95 | Joe Nathan | 53.7 | TEX |
| +080+ | 2.81 | Justin Wilson | 67 | PIT |
| +083+ | 2.8 | Neal Cotts | 45 | TEX |
| +085+ | 2.76 | Luke Hochevar | 58 | KCA |
| +086+ | 2.74 | Tanner Scheppers | 60.7 | TEX |
| +087+ | 2.74 | Tyler Clippard | 60.3 | WAS |
| +092+ | 2.62 | Drew Smyly | 69 | DET |
| +094+ | 2.58 | Alexander Torres | 44.7 | TBA |
| +099+ | 2.48 | Aaron Loup | 64.7 | TOR |
| +108+ | 2.34 | Ryan Cook | 58.3 | OAK |
| +114+ | 2.24 | Paco Rodriguez | 48 | LAN |
| +115+ | 2.23 | David Carpenter | 52.7 | ATL |
| +118+ | 2.21 | Kevin Siegrist | 29 | SLN |
| +119+ | 2.18 | Vin Mazzaro | 64.7 | PIT |
| +120+ | 2.17 | Seth Maness | 51.7 | SLN |
| +124+ | 2.12 | Caleb Thielbar | 35 | MIN |
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