| Starter | Tm | Tier | Game |
|---|---|---|---|
| Felix Hernandez | SEA | 4.28 | 201204300_SEA_TBA |
| Gio Gonzalez | WAS | 3.75 | 201204290_WAS_LAN |
| C.J. Wilson | ANA | 3.69 | 201204300_MIN_ANA |
| Johnny Cueto | CIN | 3.45 | 201204280_HOU_CIN |
| David Price | TBA | 3.28 | 201204290_TBA_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Volstad | CHN | -3.33 | 201204300_CHN_PHI |
| Nick Blackburn | MIN | -3.15 | 201204300_MIN_ANA |
| Kevin Millwood | SEA | -2.03 | 201204280_SEA_TOR |
| Kevin Correia | PIT | -1.52 | 201204290_PIT_ATL |
| Brandon Morrow | TOR | -1.33 | 201204280_SEA_TOR |
Based on accumulated WAA for this season up to 2012-04-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 2.05 | Joe Saunders | 30 | ARI |
| +004+ | 1.96 | Stephen Strasburg | 32 | WAS |
| +005+ | 1.93 | Kyle Lohse | 33.3 | SLN |
| +008+ | 1.84 | Jake Peavy | 37.7 | CHA |
| +009+ | 1.77 | Johnny Cueto | 32.3 | CIN |
| +010+ | 1.72 | Brandon Beachy | 25.7 | ATL |
| +011+ | 1.65 | Roy Halladay | 37 | PHI |
| +013+ | 1.64 | Jake Westbrook | 27.7 | SLN |
| +012+ | 1.64 | Felix Hernandez | 44.3 | SEA |
| +015+ | 1.61 | Jered Weaver | 35.7 | ANA |
| +017+ | 1.59 | Wandy Rodriguez | 31.3 | HOU |
| +018+ | 1.58 | Lance Lynn | 27 | SLN |
| +020+ | 1.52 | Jordan Zimmermann | 27 | WAS |
| +024+ | 1.44 | Clayton Kershaw | 30.3 | LAN |
| +025+ | 1.42 | Colby Lewis | 32.7 | TEX |
| +026+ | 1.41 | Vance Worley | 32 | PHI |
| +028+ | 1.39 | Barry Zito | 27 | SFN |
| +031+ | 1.36 | Jason Hammel | 32 | BAL |
| +032+ | 1.36 | Ted Lilly | 20 | LAN |
| +034+ | 1.34 | Gio Gonzalez | 29.7 | WAS |
| +035+ | 1.32 | Drew Smyly | 22 | DET |
| XXXXX | 1.24 | Wade Miley | 21 | ARI |
| XXXXX | 1.24 | Yu Darvish | 33 | TEX |
| XXXXX | 1.22 | Bartolo Colon | 42.7 | OAK |
| XXXXX | 1.21 | Justin Verlander | 37.3 | DET |
_