| Team | Tm | Tier | Game |
|---|---|---|---|
| Atlanta Braves | ATL | 3.93 | 201305050_NYN_ATL |
| San Francisco Giants | SFN | 3.13 | 201305070_PHI_SFN |
| Arizona Diamondbacks | ARI | 1.67 | 201305070_ARI_LAN |
| Cincinnati Reds | CIN | 1.33 | 201305050_CIN_CHN |
| Oakland Athletics | OAK | 0.84 | 201305060_OAK_CLE |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -6.36 | 201305050_DET_HOU |
| Seattle Mariners | SEA | -2.73 | 201305050_SEA_TOR |
| Chicago Cubs | CHN | -2.47 | 201305070_SLN_CHN |
| Pittsburgh Pirates | PIT | -2.08 | 201305050_WAS_PIT |
| Texas Rangers | TEX | -1.58 | 201305070_TEX_MIL |
Based on accumulated WAA for this season up to 2013-05-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +041+ | 1.45 | Matt Reynolds | 16.3 | ARI |
| +047+ | 1.39 | Mark Melancon | 17 | PIT |
| +049+ | 1.34 | Justin Wilson | 21 | PIT |
| +054+ | 1.29 | Tanner Scheppers | 16 | TEX |
| XXXXX | 1.2 | James Russell | 13 | CHN |
| XXXXX | 1.19 | Rex Brothers | 15.3 | COL |
| XXXXX | 1.16 | Robbie Ross | 14.7 | TEX |
| XXXXX | 1.15 | Jim Johnson | 17 | BAL |
| XXXXX | 1.12 | Drew Smyly | 20 | DET |
| XXXXX | 1.11 | Jason Grilli | 14 | PIT |
| XXXXX | 1.11 | Luke Gregerson | 16.3 | SDN |
| XXXXX | 1.09 | Tom Wilhelmsen | 14 | SEA |
| XXXXX | 1.04 | Chad Gaudin | 18.3 | SFN |
| XXXXX | 1.02 | Anthony Varvaro | 15.7 | ATL |
| XXXXX | 1 | Steve Delabar | 20 | TOR |
| XXXXX | 0.94 | Bryan Shaw | 14.7 | CLE |
| XXXXX | 0.93 | Oliver Perez | 12.3 | SEA |
| XXXXX | 0.93 | Scott Rice | 15 | NYN |
| XXXXX | 0.9 | Cory Gearrin | 14.3 | ATL |
| XXXXX | 0.9 | Jamey Wright | 14 | TBA |
| XXXXX | 0.9 | Ryan Webb | 19 | MIA |
| XXXXX | 0.9 | Brett Cecil | 16.7 | TOR |
| XXXXX | 0.89 | Casey Janssen | 12 | TOR |
| XXXXX | 0.89 | Bruce Chen | 9.7 | KCA |
| XXXXX | 0.88 | Darren O'Day | 16.3 | BAL |
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