| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cliff Lee | PHI | 4.48 | 201204180_PHI_SFN |
| Matt Cain | SFN | 4.37 | 201204180_PHI_SFN |
| C.J. Wilson | ANA | 4.08 | 201204190_OAK_ANA |
| R.A. Dickey | NYN | 3.3 | 201204180_NYN_ATL |
| Felix Hernandez | SEA | 3.06 | 201204190_CLE_SEA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Luke Hochevar | KCA | -3.13 | 201204200_TOR_KCA |
| Brian Matusz | BAL | -2.86 | 201204200_BAL_ANA |
| Chris Volstad | CHN | -2.5 | 201204200_CIN_CHN |
| Phil Hughes | NYA | -2.16 | 201204190_MIN_NYA |
| Ricky Nolasco | MIA | -1.75 | 201204190_CHN_MIA |
Based on accumulated WAA for this season up to 2012-04-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 1.62 | Kyle Lohse | 20.3 | SLN |
| +003+ | 1.58 | Brandon Beachy | 19.3 | ATL |
| +005+ | 1.42 | Roy Halladay | 23 | PHI |
| +007+ | 1.26 | Ryan Dempster | 20.3 | CHN |
| XXXXX | 1.18 | Chad Billingsley | 20.3 | LAN |
| XXXXX | 1.18 | Jordan Zimmermann | 21 | WAS |
| XXXXX | 1.17 | Ross Detwiler | 16 | WAS |
| XXXXX | 1.11 | Matt Cain | 24 | SFN |
| XXXXX | 1.08 | Lance Lynn | 19 | SLN |
| XXXXX | 1.05 | Barry Zito | 21 | SFN |
| XXXXX | 1.05 | Joe Saunders | 14 | ARI |
| XXXXX | 1.05 | Jake Westbrook | 14 | SLN |
| XXXXX | 1.04 | Matt Harrison | 14 | TEX |
| XXXXX | 1.01 | Stephen Strasburg | 19 | WAS |
| XXXXX | 1.01 | Justin Verlander | 25.3 | DET |
| XXXXX | 1 | Cliff Lee | 23 | PHI |
| XXXXX | 0.94 | Ted Lilly | 13 | LAN |
| XXXXX | 0.92 | Colby Lewis | 19.7 | TEX |
| XXXXX | 0.86 | Jered Weaver | 20.7 | ANA |
| XXXXX | 0.83 | Jason Vargas | 25.3 | SEA |
| XXXXX | 0.81 | Wandy Rodriguez | 18.3 | HOU |
| XXXXX | 0.8 | Johnny Cueto | 19 | CIN |
| XXXXX | 0.78 | Bruce Chen | 18 | KCA |
| XXXXX | 0.77 | Felix Hernandez | 29.3 | SEA |
| XXXXX | 0.75 | Bartolo Colon | 27.3 | OAK |
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