| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kyle Davies | KCA | -4.34 | 201104130_KCA_MIN |
| Dave Bush | TEX | -2.08 | 201104130_TEX_DET |
| Armando Galarraga | ARI | -1.87 | 201104120_SLN_ARI |
| Chris Volstad | MIA | -1.72 | 201104120_MIA_ATL |
| Daisuke Matsuzaka | BOS | -1.57 | 201104110_TBA_BOS |
Based on accumulated WAA for this season up to 2011-04-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.72 | Dan Haren | 24.7 | ANA |
| +002+ | 1.49 | Roy Halladay | 22 | PHI |
| +003+ | 1.37 | Jered Weaver | 20.7 | ANA |
| +004+ | 1.28 | Clayton Kershaw | 19.7 | LAN |
| +005+ | 1.26 | Chris Narveson | 13 | MIL |
| +007+ | 1.25 | Alexi Ogando | 13 | TEX |
| XXXXX | 1.22 | Josh Johnson | 20 | MIA |
| XXXXX | 1.2 | Derek Lowe | 18.7 | ATL |
| XXXXX | 1.17 | Brett Myers | 20.3 | HOU |
| XXXXX | 1.16 | Jaime Garcia | 15 | SLN |
| XXXXX | 1.15 | C.C. Sabathia | 18.7 | NYA |
| XXXXX | 1.15 | Ricky Romero | 21.7 | TOR |
| XXXXX | 1.13 | Jeremy Guthrie | 14 | BAL |
| XXXXX | 1.1 | Zachary Britton | 13.7 | BAL |
| XXXXX | 1.01 | Gio Gonzalez | 13 | OAK |
| XXXXX | 1 | Tim Lincecum | 19.3 | SFN |
| XXXXX | 0.93 | Matt Harrison | 14 | TEX |
| XXXXX | 0.92 | Nick Blackburn | 11.7 | MIN |
| XXXXX | 0.89 | Hiroki Kuroda | 15.7 | LAN |
| XXXXX | 0.87 | Kyle Drabek | 18.7 | TOR |
| XXXXX | 0.82 | Matt Cain | 13 | SFN |
| XXXXX | 0.82 | Justin Masterson | 13.3 | CLE |
| XXXXX | 0.8 | Brett Anderson | 19.7 | OAK |
| XXXXX | 0.75 | Chris Young | 12.3 | NYN |
| XXXXX | 0.73 | Mitch Talbot | 12.3 | CLE |
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