| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.17 | 201305170_SFN_COL |
| Atlanta Braves | ATL | 2.77 | 201305170_LAN_ATL |
| Cleveland Indians | CLE | 2.21 | 201305170_SEA_CLE |
| Cincinnati Reds | CIN | 1.2 | 201305170_CIN_PHI |
| Washington Nationals | WAS | 0.99 | 201305170_WAS_SDN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -9.65 | 201305150_HOU_DET |
| Texas Rangers | TEX | -2.2 | 201305150_TEX_OAK |
| Miami Marlins | MIA | -1.34 | 201305170_ARI_MIA |
| LA Angels of Anaheim | ANA | -1.25 | 201305170_CHA_ANA |
| Chicago Cubs | CHN | -1.13 | 201305150_COL_CHN |
Based on accumulated WAA for this season up to 2013-05-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +036+ | 1.75 | Mark Melancon | 21 | PIT |
| +038+ | 1.72 | Tanner Scheppers | 20.7 | TEX |
| +046+ | 1.56 | Justin Wilson | 25.7 | PIT |
| +048+ | 1.54 | Robbie Ross | 18.7 | TEX |
| +050+ | 1.49 | Rex Brothers | 18.3 | COL |
| +054+ | 1.46 | Tom Wilhelmsen | 18 | SEA |
| +062+ | 1.37 | Jesse Crain | 19.3 | CHA |
| +065+ | 1.34 | Matt Reynolds | 19.7 | ARI |
| +069+ | 1.33 | Cory Gearrin | 18.7 | ATL |
| +073+ | 1.29 | Ryan Webb | 23 | MIA |
| +074+ | 1.28 | James Russell | 16 | CHN |
| +075+ | 1.27 | Luke Gregerson | 18 | SDN |
| +076+ | 1.26 | Bobby Parnell | 18.3 | NYN |
| XXXXX | 1.24 | Jonathan Papelbon | 17.7 | PHI |
| XXXXX | 1.23 | Jason Grilli | 17.7 | PIT |
| XXXXX | 1.23 | Sean Doolittle | 18 | OAK |
| XXXXX | 1.19 | Adam Warren | 19.7 | NYA |
| XXXXX | 1.17 | Jim Henderson | 17 | MIL |
| XXXXX | 1.16 | Drew Smyly | 24.7 | DET |
| XXXXX | 1.13 | Oliver Perez | 16.7 | SEA |
| XXXXX | 1.13 | Darren O'Day | 19 | BAL |
| XXXXX | 1.09 | Sam LeCure | 19 | CIN |
| XXXXX | 1.09 | Chris Perez | 14 | CLE |
| XXXXX | 1.08 | Tommy Hunter | 20.7 | BAL |
| XXXXX | 1.07 | Joaquin Benoit | 19 | DET |
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