| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jason Jennings | COL | -3.34 | 200504170_SFN_COL |
| Jeremy Bonderman | DET | -2.71 | 200504160_DET_KCA |
| Aaron Heilman | NYN | -2.06 | 200504150_MIA_NYN |
| Ryan Dempster | CHN | -1.7 | 200504160_CHN_PIT |
| Daniel Cabrera | BAL | -1.45 | 200504170_NYA_BAL |
Based on accumulated WAA for this season up to 2005-04-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.83 | Brett Myers | 20.3 | PHI |
| +003+ | 1.73 | Dontrelle Willis | 18 | MIA |
| +004+ | 1.73 | Mike Hampton | 22 | ATL |
| +005+ | 1.71 | Josh Beckett | 20 | MIA |
| +009+ | 1.42 | Jason Marquis | 20.3 | SLN |
| +010+ | 1.39 | Tim Wakefield | 19.7 | BOS |
| +011+ | 1.33 | Gustavo Chacin | 19 | TOR |
| XXXXX | 1.22 | Roger Clemens | 14 | HOU |
| XXXXX | 1.18 | Derek Lowe | 20.3 | LAN |
| XXXXX | 1.13 | Rich Harden | 13.3 | OAK |
| XXXXX | 1.11 | Mark Buehrle | 24 | CHA |
| XXXXX | 1.05 | A.J. Burnett | 24 | MIA |
| XXXXX | 1.04 | Ryan Franklin | 20.7 | SEA |
| XXXXX | 1 | John Patterson | 14 | WAS |
| XXXXX | 0.99 | Pedro Martinez | 22 | NYN |
| XXXXX | 0.96 | Jake Peavy | 13.7 | SDN |
| XXXXX | 0.92 | Jon Lieber | 21.7 | PHI |
| XXXXX | 0.89 | Bruce Chen | 15 | BAL |
| XXXXX | 0.88 | Mark Redman | 19.3 | PIT |
| XXXXX | 0.85 | Zack Greinke | 8.3 | KCA |
| XXXXX | 0.85 | Tim Hudson | 13 | ATL |
| XXXXX | 0.8 | Rodrigo Lopez | 20.3 | BAL |
| XXXXX | 0.8 | Erik Bedard | 12 | BAL |
| XXXXX | 0.77 | Jamie Moyer | 18 | SEA |
| XXXXX | 0.77 | Brad Halsey | 16 | ARI |
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