| Team | Tm | Tier | Game |
|---|---|---|---|
| Atlanta Braves | ATL | 4.23 | 201308100_MIA_ATL |
| Pittsburgh Pirates | PIT | 1.84 | 201308110_PIT_COL |
| Texas Rangers | TEX | 1.59 | 201308100_TEX_HOU |
| New York Yankees | NYA | 0.95 | 201308100_DET_NYA |
| Oakland Athletics | OAK | 0.82 | 201308120_OAK_TOR |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Seattle Mariners | SEA | -4.62 | 201308110_MIL_SEA |
| Houston Astros | HOU | -4.57 | 201308100_TEX_HOU |
| LA Angels of Anaheim | ANA | -3.63 | 201308100_ANA_CLE |
| Chicago White Sox | CHA | -2.74 | 201308100_MIN_CHA |
| Colorado Rockies | COL | -2.16 | 201308100_PIT_COL |
Based on accumulated WAA for this season up to 2013-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +030+ | 3.83 | Mark Melancon | 54.3 | PIT |
| +049+ | 3.16 | Koji Uehara | 53.3 | BOS |
| +059+ | 2.93 | Luis Avilan | 48.3 | ATL |
| +063+ | 2.9 | Tanner Scheppers | 53 | TEX |
| +066+ | 2.86 | Craig Kimbrel | 45.3 | ATL |
| +068+ | 2.75 | Rex Brothers | 48.3 | COL |
| +069+ | 2.75 | Drew Smyly | 63.7 | DET |
| +074+ | 2.68 | Kenley Jansen | 59.7 | LAN |
| +077+ | 2.63 | Joe Nathan | 47.7 | TEX |
| +078+ | 2.57 | Aaron Loup | 58.7 | TOR |
| +081+ | 2.53 | Neal Cotts | 37.3 | TEX |
| +084+ | 2.52 | Greg Holland | 46 | KCA |
| +082+ | 2.52 | Joaquin Benoit | 47 | DET |
| +087+ | 2.45 | Justin Wilson | 60 | PIT |
| +088+ | 2.44 | Edward Mujica | 49.7 | SLN |
| +089+ | 2.42 | David Robertson | 49.7 | NYA |
| +091+ | 2.4 | Luke Hochevar | 47 | KCA |
| +098+ | 2.24 | Ryan Cook | 52.7 | OAK |
| +102+ | 2.2 | David Carpenter | 45 | ATL |
| +103+ | 2.17 | Alexander Torres | 37.7 | TBA |
| +107+ | 2.12 | Caleb Thielbar | 30.3 | MIN |
| +109+ | 2.12 | Tyler Clippard | 50.7 | WAS |
| +113+ | 2.07 | J.P. Howell | 48.3 | LAN |
| +114+ | 2.05 | Grant Balfour | 46 | OAK |
| +117+ | 2.03 | Jim Henderson | 43 | MIL |
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