| Team | Tm | Tier | Game |
|---|---|---|---|
| Atlanta Braves | ATL | 4.35 | 201308170_WAS_ATL |
| Pittsburgh Pirates | PIT | 2.18 | 201308170_ARI_PIT |
| Texas Rangers | TEX | 1.61 | 201308160_SEA_TEX |
| St. Louis Cardinals | SLN | 1.24 | 201308180_SLN_CHN |
| Oakland Athletics | OAK | 0.96 | 201308170_CLE_OAK |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -9.55 | 201308180_HOU_ANA |
| LA Angels of Anaheim | ANA | -4.46 | 201308170_HOU_ANA |
| Seattle Mariners | SEA | -3.25 | 201308180_SEA_TEX |
| Chicago White Sox | CHA | -1.89 | 201308170_CHA_MIN |
| Colorado Rockies | COL | -1.47 | 201308160_COL_BAL |
Based on accumulated WAA for this season up to 2013-08-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +029+ | 4.04 | Mark Melancon | 57.3 | PIT |
| +044+ | 3.36 | Koji Uehara | 55.7 | BOS |
| +049+ | 3.29 | Craig Kimbrel | 50.3 | ATL |
| +059+ | 3.02 | Luis Avilan | 52 | ATL |
| +067+ | 2.9 | Tanner Scheppers | 55.3 | TEX |
| +072+ | 2.8 | Greg Holland | 49 | KCA |
| +074+ | 2.77 | Edward Mujica | 53.7 | SLN |
| +075+ | 2.75 | Drew Smyly | 66 | DET |
| +079+ | 2.73 | Joaquin Benoit | 51.7 | DET |
| +077+ | 2.73 | Rex Brothers | 50.3 | COL |
| +082+ | 2.65 | Justin Wilson | 63 | PIT |
| +084+ | 2.64 | Kenley Jansen | 61.7 | LAN |
| +085+ | 2.6 | David Robertson | 51.7 | NYA |
| +086+ | 2.6 | Joe Nathan | 49.7 | TEX |
| +092+ | 2.47 | Ryan Cook | 55.3 | OAK |
| +093+ | 2.38 | Neal Cotts | 40.3 | TEX |
| +094+ | 2.37 | Alexander Torres | 40 | TBA |
| +101+ | 2.32 | Grant Balfour | 49 | OAK |
| +104+ | 2.28 | Brad Ziegler | 57 | ARI |
| +105+ | 2.27 | David Carpenter | 48.3 | ATL |
| +107+ | 2.26 | Luke Hochevar | 50 | KCA |
| +109+ | 2.25 | Jim Henderson | 45.3 | MIL |
| +111+ | 2.22 | Tyler Clippard | 54.3 | WAS |
| +112+ | 2.18 | Caleb Thielbar | 31 | MIN |
| +113+ | 2.15 | J.P. Howell | 49.3 | LAN |
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