| Starter | Tm | Tier | Game |
|---|---|---|---|
| Johan Santana | NYN | 9.58 | 200904290_MIA_NYN |
| Dan Haren | ARI | 7.61 | 200904270_CHN_ARI |
| Chad Billingsley | LAN | 5.37 | 200904280_LAN_SFN |
| Zack Greinke | KCA | 5.18 | 200904290_TOR_KCA |
| CC Sabathia | NYA | 4.46 | 200904270_NYA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Adam Eaton | BAL | -4.32 | 200904280_ANA_BAL |
| Livan Hernandez | NYN | -3.23 | 200904280_MIA_NYN |
| Jo-Jo Reyes | ATL | -2.49 | 200904280_SLN_ATL |
| Scott Olsen | WAS | -1.81 | 200904290_WAS_PHI |
| Matt Harrison | TEX | -1.73 | 200904270_TEX_BAL |
Based on accumulated WAA for this season up to 2009-04-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.43 | Zack Greinke | 36 | KCA |
| +002+ | 2.67 | Johan Santana | 32.7 | NYN |
| +004+ | 2.36 | Dan Haren | 35 | ARI |
| +006+ | 2.14 | Kevin Millwood | 38 | TEX |
| +007+ | 2.12 | Wandy Rodriguez | 32 | HOU |
| +009+ | 2.11 | Jair Jurrjens | 31.3 | ATL |
| +010+ | 1.99 | Chad Billingsley | 33.7 | LAN |
| +012+ | 1.87 | Kyle Lohse | 32 | SLN |
| +013+ | 1.78 | Edwin Jackson | 32 | DET |
| +015+ | 1.77 | Tim Wakefield | 29 | BOS |
| +017+ | 1.73 | Felix Hernandez | 34 | SEA |
| +022+ | 1.58 | Armando Galarraga | 24.3 | DET |
| +026+ | 1.52 | Josh Johnson | 34.7 | MIA |
| +029+ | 1.49 | Matt Cain | 26 | SFN |
| +028+ | 1.49 | Zach Duke | 29.7 | PIT |
| +030+ | 1.43 | Glen Perkins | 29 | MIN |
| +033+ | 1.41 | Erik Bedard | 31 | SEA |
| +035+ | 1.38 | Yovani Gallardo | 34.7 | MIL |
| +036+ | 1.36 | Johnny Cueto | 24.7 | CIN |
| +041+ | 1.27 | Jered Weaver | 25.7 | ANA |
| XXXXX | 1.21 | Doug Davis | 34 | ARI |
| XXXXX | 1.18 | Brian Bannister | 13 | KCA |
| XXXXX | 1.17 | Adam Wainwright | 29.3 | SLN |
| XXXXX | 1.11 | Paul Maholm | 32 | PIT |
| XXXXX | 1.09 | Aaron Harang | 32 | CIN |
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