| Starter | Tm | Tier | Game |
|---|---|---|---|
| A.J. Burnett | PIT | -4.38 | 201205080_WAS_PIT |
| Francisco Liriano | MIN | -2.56 | 201205070_ANA_MIN |
| Brian Matusz | BAL | -1.61 | 201205070_TEX_BAL |
| Kevin Millwood | SEA | -1.5 | 201205080_DET_SEA |
| Tyson Ross | OAK | -1.18 | 201205090_TOR_OAK |
Based on accumulated WAA for this season up to 2012-05-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 3.01 | Johnny Cueto | 48.3 | CIN |
| +004+ | 2.76 | Jered Weaver | 50.7 | ANA |
| +007+ | 2.41 | Felix Hernandez | 52.3 | SEA |
| +008+ | 2.36 | Jake Peavy | 52.3 | CHA |
| +009+ | 2.35 | Ryan Dempster | 35.3 | CHN |
| +010+ | 2.23 | Lance Lynn | 38.7 | SLN |
| +011+ | 2.06 | Brandon Beachy | 39 | ATL |
| +013+ | 2.02 | Kyle Lohse | 43.3 | SLN |
| +014+ | 2.02 | Jake Westbrook | 41 | SLN |
| +018+ | 1.87 | Stephen Strasburg | 38 | WAS |
| +019+ | 1.85 | Wandy Rodriguez | 46.3 | HOU |
| +020+ | 1.81 | Ted Lilly | 32 | LAN |
| +023+ | 1.78 | Drew Smyly | 34 | DET |
| +024+ | 1.76 | Gio Gonzalez | 36.7 | WAS |
| +025+ | 1.72 | Carlos Zambrano | 41 | MIA |
| +028+ | 1.66 | Anibal Sanchez | 40.3 | MIA |
| +027+ | 1.66 | Brandon Morrow | 47.7 | TOR |
| +031+ | 1.55 | Matt Cain | 45.3 | SFN |
| +034+ | 1.51 | Jason Vargas | 51.7 | SEA |
| +036+ | 1.44 | Justin Verlander | 51.3 | DET |
| +037+ | 1.4 | Barry Zito | 36.7 | SFN |
| +038+ | 1.4 | Madison Bumgarner | 39 | SFN |
| +039+ | 1.4 | Jason Hammel | 38.7 | BAL |
| +040+ | 1.39 | Chris Capuano | 36.7 | LAN |
| +045+ | 1.36 | Jordan Zimmermann | 39.3 | WAS |
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