| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tim Hudson | OAK | 6.18 | 200404160_OAK_ANA |
| Pedro Martinez | BOS | 6.11 | 200404150_BAL_BOS |
| Bartolo Colon | ANA | 4.46 | 200404160_OAK_ANA |
| Roy Halladay | TOR | 3.98 | 200404150_TOR_DET |
| Kip Wells | PIT | 3.41 | 200404160_PIT_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Wright | CHA | -3.74 | 200404160_CHA_TBA |
| Chan Ho Park | TEX | -2.86 | 200404160_TEX_SEA |
| Jaret Wright | ATL | -1.86 | 200404160_MIA_ATL |
| Joe Kennedy | COL | -1.86 | 200404140_ARI_COL |
| Ramon Ortiz | ANA | -1 | 200404140_SEA_ANA |
Based on accumulated WAA for this season up to 2004-04-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.78 | Tom Glavine | 20 | NYN |
| +002+ | 1.73 | Kevin Brown | 21 | NYA |
| +004+ | 1.69 | Tim Hudson | 21.3 | OAK |
| +005+ | 1.62 | Bartolo Colon | 22 | ANA |
| +008+ | 1.39 | Paul Wilson | 14.3 | CIN |
| +007+ | 1.39 | Dontrelle Willis | 12.7 | MIA |
| +009+ | 1.33 | Josh Beckett | 14 | MIA |
| +010+ | 1.32 | Kip Wells | 19 | PIT |
| +011+ | 1.31 | C.C. Sabathia | 21 | CLE |
| +012+ | 1.29 | Roger Clemens | 13.7 | HOU |
| XXXXX | 1.19 | Roy Oswalt | 22.3 | HOU |
| XXXXX | 1.15 | Shawn Estes | 14 | COL |
| XXXXX | 1.14 | Al Leiter | 10.3 | NYN |
| XXXXX | 1.04 | Horacio Ramirez | 14 | ATL |
| XXXXX | 1.02 | Brad Penny | 15 | MIA |
| XXXXX | 1.01 | Wade Miller | 13 | HOU |
| XXXXX | 1 | Jake Peavy | 17.3 | SDN |
| XXXXX | 0.99 | Paul Abbott | 13 | TBA |
| XXXXX | 0.96 | Adam Eaton | 15 | SDN |
| XXXXX | 0.95 | Carlos Zambrano | 13 | CHN |
| XXXXX | 0.94 | Matt Riley | 13.3 | BAL |
| XXXXX | 0.92 | Jason Stanford | 11 | CLE |
| XXXXX | 0.89 | Mark Mulder | 14 | OAK |
| XXXXX | 0.87 | Carl Pavano | 13.7 | MIA |
| XXXXX | 0.87 | Dustin Hermanson | 11.7 | SFN |
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