| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Haren | ARI | 6.9 | 200904220_COL_ARI |
| CC Sabathia | NYA | 6.26 | 200904220_OAK_NYA |
| Jake Peavy | SDN | 5.74 | 200904210_SDN_SFN |
| Roy Halladay | TOR | 4.69 | 200904210_TEX_TOR |
| Roy Oswalt | HOU | 3.91 | 200904220_LAN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andrew Miller | MIA | -2.53 | 200904200_MIA_PIT |
| Barry Zito | SFN | -2.44 | 200904220_SDN_SFN |
| Jose Contreras | CHA | -2.18 | 200904210_CHA_BAL |
| Jorge De La Rosa | COL | -2.08 | 200904220_COL_ARI |
| Andy Sonnanstine | TBA | -1.82 | 200904210_TBA_SEA |
Based on accumulated WAA for this season up to 2009-04-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.18 | Zack Greinke | 20 | KCA |
| +003+ | 1.95 | Johan Santana | 19.7 | NYN |
| +004+ | 1.94 | Dan Haren | 26 | ARI |
| +005+ | 1.93 | Jair Jurrjens | 25.3 | ATL |
| +006+ | 1.83 | Kevin Millwood | 23 | TEX |
| +007+ | 1.78 | Glen Perkins | 24 | MIN |
| +009+ | 1.65 | John Danks | 19 | CHA |
| +010+ | 1.64 | Paul Maholm | 26.7 | PIT |
| +014+ | 1.4 | Jarrod Washburn | 21 | SEA |
| +017+ | 1.31 | Ricky Romero | 21 | TOR |
| +018+ | 1.26 | Edwin Jackson | 21 | DET |
| XXXXX | 1.23 | Wandy Rodriguez | 19 | HOU |
| XXXXX | 1.22 | Erik Bedard | 19.3 | SEA |
| XXXXX | 1.18 | Armando Galarraga | 18.3 | DET |
| XXXXX | 1.13 | Gil Meche | 20 | KCA |
| XXXXX | 1.12 | Tim Wakefield | 22 | BOS |
| XXXXX | 1.05 | Matt Cain | 19 | SFN |
| XXXXX | 1.03 | Braden Looper | 17 | MIL |
| XXXXX | 0.99 | Andy Pettitte | 21.3 | NYA |
| XXXXX | 0.99 | Doug Davis | 21 | ARI |
| XXXXX | 0.95 | Kyle Lohse | 21 | SLN |
| XXXXX | 0.92 | Aaron Harang | 20 | CIN |
| XXXXX | 0.91 | Ted Lilly | 18.7 | CHN |
| XXXXX | 0.87 | Johnny Cueto | 17.7 | CIN |
| XXXXX | 0.86 | Anibal Sanchez | 18 | MIA |
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