| Team | Tm | Tier | Game |
|---|---|---|---|
| Atlanta Braves | ATL | 4.94 | 201305020_WAS_ATL |
| San Francisco Giants | SFN | 3.13 | 201305030_LAN_SFN |
| Arizona Diamondbacks | ARI | 2.25 | 201305010_SFN_ARI |
| Cleveland Indians | CLE | 2.17 | 201305030_MIN_CLE |
| Cincinnati Reds | CIN | 1.05 | 201305030_CIN_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -4.84 | 201305030_DET_HOU |
| Pittsburgh Pirates | PIT | -4.21 | 201305010_PIT_MIL |
| Seattle Mariners | SEA | -2.97 | 201305010_BAL_SEA |
| Texas Rangers | TEX | -2.43 | 201305030_BOS_TEX |
| Toronto Blue Jays | TOR | -1.72 | 201305020_BOS_TOR |
Based on accumulated WAA for this season up to 2013-05-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +046+ | 1.31 | Matt Reynolds | 15 | ARI |
| +048+ | 1.29 | Mark Melancon | 16 | PIT |
| XXXXX | 1.15 | Tanner Scheppers | 14.7 | TEX |
| XXXXX | 1.11 | Drew Smyly | 20 | DET |
| XXXXX | 1.09 | Justin Wilson | 18.3 | PIT |
| XXXXX | 1.09 | Rex Brothers | 14.3 | COL |
| XXXXX | 1.07 | Tom Wilhelmsen | 14 | SEA |
| XXXXX | 1.05 | Darren O'Day | 13.7 | BAL |
| XXXXX | 1.04 | James Russell | 11.3 | CHN |
| XXXXX | 1.03 | Jerome Williams | 21.3 | ANA |
| XXXXX | 1.02 | Brett Cecil | 15.7 | TOR |
| XXXXX | 1.01 | Jason Grilli | 13 | PIT |
| XXXXX | 1 | Robbie Ross | 13 | TEX |
| XXXXX | 0.97 | Jim Johnson | 15 | BAL |
| XXXXX | 0.93 | Scott Rice | 15 | NYN |
| XXXXX | 0.92 | Luke Gregerson | 14.3 | SDN |
| XXXXX | 0.92 | Anthony Varvaro | 14.7 | ATL |
| XXXXX | 0.9 | Bryan Shaw | 12 | CLE |
| XXXXX | 0.89 | Bruce Chen | 9.7 | KCA |
| XXXXX | 0.89 | Jim Henderson | 12 | MIL |
| XXXXX | 0.86 | Chad Gaudin | 16.3 | SFN |
| XXXXX | 0.83 | Cory Gearrin | 13.7 | ATL |
| XXXXX | 0.83 | Oliver Perez | 11.3 | SEA |
| XXXXX | 0.82 | Jerry Blevins | 16.3 | OAK |
| XXXXX | 0.8 | Joe Smith | 8.7 | CLE |
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