| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | HOU | 9.1 | 200505190_ARI_HOU |
| Tim Hudson | ATL | 4.31 | 200505200_ATL_BOS |
| Brandon Webb | ARI | 4.06 | 200505200_ARI_DET |
| Jake Peavy | SDN | 4 | 200505200_SDN_SEA |
| Carlos Zambrano | CHN | 3.99 | 200505210_CHA_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jason Jennings | COL | -4.62 | 200505210_COL_PIT |
| Jose Lima | KCA | -2.6 | 200505210_SLN_KCA |
| Ted Lilly | TOR | -2.02 | 200505200_WAS_TOR |
| Shawn Estes | ARI | -1.73 | 200505210_ARI_DET |
| Scott Erickson | LAN | -1.61 | 200505200_ANA_LAN |
Based on accumulated WAA for this season up to 2005-05-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.53 | Roger Clemens | 63 | HOU |
| +002+ | 3.75 | Dontrelle Willis | 56 | MIA |
| +004+ | 3.69 | Kenny Rogers | 62.3 | TEX |
| +005+ | 3.68 | Brett Myers | 62.3 | PHI |
| +006+ | 3.08 | Erik Bedard | 60.7 | BAL |
| +008+ | 2.79 | Jake Peavy | 63 | SDN |
| +011+ | 2.63 | Mark Redman | 61.7 | PIT |
| +010+ | 2.63 | Roy Halladay | 76 | TOR |
| +013+ | 2.53 | Jon Garland | 59.7 | CHA |
| +017+ | 2.36 | Josh Beckett | 54.7 | MIA |
| +020+ | 2.25 | Bartolo Colon | 60.7 | ANA |
| +026+ | 1.98 | Esteban Loaiza | 61.3 | WAS |
| +027+ | 1.95 | John Smoltz | 57.3 | ATL |
| +028+ | 1.87 | Brian Moehler | 37.3 | MIA |
| +041+ | 1.68 | Derek Lowe | 58.7 | LAN |
| +044+ | 1.63 | A.J. Burnett | 62 | MIA |
| +051+ | 1.55 | Julio Mateo | 27.7 | SEA |
| +057+ | 1.46 | Aaron Harang | 59.7 | CIN |
| +058+ | 1.45 | Bronson Arroyo | 53.3 | BOS |
| +059+ | 1.45 | Mark Prior | 46 | CHN |
| +061+ | 1.43 | Mark Buehrle | 67.7 | CHA |
| +066+ | 1.39 | Nate Robertson | 45.7 | DET |
| +073+ | 1.32 | John Patterson | 42.3 | WAS |
| +076+ | 1.31 | Josh Towers | 48.3 | TOR |
| +077+ | 1.3 | Victor Santos | 50.7 | MIL |
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