| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.71 | 201305250_COL_SFN |
| Cleveland Indians | CLE | 2.89 | 201305240_CLE_BOS |
| Oakland Athletics | OAK | 2.63 | 201305240_OAK_HOU |
| New York Yankees | NYA | 2.03 | 201305240_NYA_TBA |
| Cincinnati Reds | CIN | 1.19 | 201305250_CHN_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | -3.35 | 201305230_CHN_PIT |
| Houston Astros | HOU | -2.97 | 201305250_OAK_HOU |
| Philadelphia Phillies | PHI | -2.78 | 201305240_PHI_WAS |
| Texas Rangers | TEX | -2.22 | 201305250_TEX_SEA |
| Toronto Blue Jays | TOR | -1.7 | 201305250_BAL_TOR |
Based on accumulated WAA for this season up to 2013-05-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +037+ | 2 | Mark Melancon | 26 | PIT |
| +040+ | 1.92 | Tanner Scheppers | 25 | TEX |
| +044+ | 1.83 | Rex Brothers | 22 | COL |
| +045+ | 1.82 | Robbie Ross | 21.7 | TEX |
| +049+ | 1.67 | Tom Wilhelmsen | 20 | SEA |
| +052+ | 1.65 | Justin Wilson | 29 | PIT |
| +054+ | 1.62 | Jesse Crain | 22 | CHA |
| +061+ | 1.55 | Adam Warren | 23.7 | NYA |
| +064+ | 1.54 | Cory Gearrin | 21 | ATL |
| +065+ | 1.53 | Luke Gregerson | 20.7 | SDN |
| +067+ | 1.51 | Tommy Hunter | 27.7 | BAL |
| +075+ | 1.43 | Ryan Pressly | 24.3 | MIN |
| +078+ | 1.42 | Jim Henderson | 19.7 | MIL |
| +076+ | 1.42 | Sean Doolittle | 20 | OAK |
| +081+ | 1.39 | Jason Grilli | 21.7 | PIT |
| +084+ | 1.35 | Jonathan Papelbon | 18.7 | PHI |
| +089+ | 1.3 | Matt Reynolds | 21.3 | ARI |
| +093+ | 1.29 | Sam LeCure | 21 | CIN |
| +098+ | 1.28 | James Russell | 18 | CHN |
| +095+ | 1.28 | Steve Delabar | 25 | TOR |
| +100+ | 1.27 | Joaquin Benoit | 21 | DET |
| XXXXX | 1.23 | Chad Gaudin | 27 | SFN |
| XXXXX | 1.22 | Bryan Shaw | 24.3 | CLE |
| XXXXX | 1.17 | Joe Smith | 17 | CLE |
| XXXXX | 1.15 | Grant Balfour | 19.3 | OAK |
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