| Starter | Tm | Tier | Game |
|---|---|---|---|
| Brandon Webb | ARI | 8.32 | 200805080_PHI_ARI |
| Roy Halladay | TOR | 5.4 | 200805090_TOR_CLE |
| Erik Bedard | SEA | 5 | 200805070_TEX_SEA |
| Jake Peavy | SDN | 4.62 | 200805090_COL_SDN |
| Chien-Ming Wang | NYA | 3.66 | 200805070_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jorge De La Rosa | COL | -5.26 | 200805080_SLN_COL |
| Steve Trachsel | BAL | -3.05 | 200805090_BAL_KCA |
| Edwin Jackson | TBA | -1.82 | 200805080_TBA_TOR |
| Odalis Perez | WAS | -1.47 | 200805070_WAS_HOU |
| Dave Bush | MIL | -1.34 | 200805070_MIL_MIA |
Based on accumulated WAA for this season up to 2008-05-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.49 | Cliff Lee | 44.7 | CLE |
| +003+ | 3.13 | Edinson Volquez | 42.3 | CIN |
| +004+ | 2.88 | Carlos Zambrano | 55 | CHN |
| +005+ | 2.81 | Zack Greinke | 50 | KCA |
| +006+ | 2.62 | Tim Lincecum | 42.3 | SFN |
| +008+ | 2.49 | Ervin Santana | 49 | ANA |
| +012+ | 2.26 | Adam Wainwright | 52 | SLN |
| +014+ | 2.25 | Aaron Cook | 55.7 | COL |
| +015+ | 2.24 | Brandon Webb | 56 | ARI |
| +017+ | 2.18 | Scott Olsen | 48.7 | MIA |
| +023+ | 1.94 | Jake Peavy | 54.7 | SDN |
| +027+ | 1.8 | Joe Saunders | 48.3 | ANA |
| +032+ | 1.69 | Shaun Marcum | 48.7 | TOR |
| +034+ | 1.66 | Daisuke Matsuzaka | 40.7 | BOS |
| +035+ | 1.66 | Ben Sheets | 39.3 | MIL |
| +036+ | 1.65 | Erik Bedard | 31.7 | SEA |
| +043+ | 1.54 | Gavin Floyd | 39.7 | CHA |
| +045+ | 1.48 | Aaron Harang | 55.3 | CIN |
| +047+ | 1.47 | Tim Hudson | 49.7 | ATL |
| +055+ | 1.37 | Jair Jurrjens | 44.3 | ATL |
| +054+ | 1.37 | Vicente Padilla | 50.7 | TEX |
| +057+ | 1.36 | John Smoltz | 27 | ATL |
| +059+ | 1.36 | Chien-Ming Wang | 52 | NYA |
| +060+ | 1.35 | Sidney Ponson | 20.3 | TEX |
| +062+ | 1.33 | Ryan Dempster | 43 | CHN |
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