| Starter | Tm | Tier | Game |
|---|---|---|---|
| Scott Elarton | CLE | -5.11 | 200505170_ANA_CLE |
| Eric Milton | CIN | -2.51 | 200505180_CIN_NYN |
| Kyle Lohse | MIN | -2.25 | 200505180_TOR_MIN |
| Pedro Astacio | TEX | -2 | 200505170_TEX_CHA |
| Joe Kennedy | COL | -1.86 | 200505170_SFN_COL |
Based on accumulated WAA for this season up to 2005-05-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.53 | Roger Clemens | 63 | HOU |
| +002+ | 3.77 | Dontrelle Willis | 56 | MIA |
| +004+ | 3.69 | Brett Myers | 62.3 | PHI |
| +005+ | 3.54 | Kenny Rogers | 54.3 | TEX |
| +006+ | 2.98 | Mike Hampton | 55 | ATL |
| +010+ | 2.55 | Jon Garland | 59.7 | CHA |
| +012+ | 2.43 | Mark Redman | 55.3 | PIT |
| +014+ | 2.4 | Erik Bedard | 53.7 | BAL |
| +015+ | 2.38 | Josh Beckett | 54.7 | MIA |
| +017+ | 2.27 | Bartolo Colon | 60.7 | ANA |
| +021+ | 2.1 | Jake Peavy | 56 | SDN |
| +024+ | 1.97 | Esteban Loaiza | 61.3 | WAS |
| +025+ | 1.96 | John Smoltz | 57.3 | ATL |
| +026+ | 1.95 | Roy Halladay | 69 | TOR |
| +030+ | 1.89 | Brian Moehler | 37.3 | MIA |
| +037+ | 1.7 | Derek Lowe | 58.7 | LAN |
| +038+ | 1.67 | A.J. Burnett | 56 | MIA |
| +051+ | 1.49 | Julio Mateo | 27 | SEA |
| +052+ | 1.48 | Bronson Arroyo | 53.3 | BOS |
| +055+ | 1.46 | Mark Prior | 46 | CHN |
| +056+ | 1.45 | Mark Buehrle | 67.7 | CHA |
| +060+ | 1.42 | Zack Greinke | 46.7 | KCA |
| +066+ | 1.33 | Josh Towers | 48.3 | TOR |
| +070+ | 1.32 | John Patterson | 42.3 | WAS |
| +068+ | 1.32 | Tim Hudson | 51 | ATL |
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