| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tim Hudson | OAK | 6.53 | 200404270_OAK_NYA |
| Roy Halladay | TOR | 4.75 | 200404250_TOR_BAL |
| Pedro Martinez | BOS | 4.4 | 200404250_BOS_NYA |
| Carlos Zambrano | CHN | 2.97 | 200404260_CHN_ARI |
| Tom Glavine | NYN | 2.86 | 200404270_NYN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Scott Elarton | COL | -2.24 | 200404260_MIA_COL |
| Jaret Wright | ATL | -1.79 | 200404270_ATL_SFN |
| Nate Cornejo | DET | -1.63 | 200404270_ANA_DET |
| Ramon Ortiz | ANA | -1.26 | 200404250_ANA_OAK |
| Ryan Vogelsong | PIT | -1.18 | 200404260_CIN_PIT |
Based on accumulated WAA for this season up to 2004-04-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.32 | Tom Glavine | 33 | NYN |
| +003+ | 2.26 | Dontrelle Willis | 25.3 | MIA |
| +005+ | 1.98 | Kevin Brown | 34 | NYA |
| +008+ | 1.83 | Jake Peavy | 29 | SDN |
| +013+ | 1.7 | Zach Day | 27 | WAS |
| +014+ | 1.67 | Brandon Webb | 30 | ARI |
| +015+ | 1.62 | Roy Oswalt | 29.3 | HOU |
| +016+ | 1.58 | Al Leiter | 22.3 | NYN |
| +020+ | 1.51 | Roger Clemens | 26.3 | HOU |
| +021+ | 1.51 | Tim Hudson | 36.3 | OAK |
| +025+ | 1.44 | Bartolo Colon | 27 | ANA |
| +027+ | 1.41 | Oliver Perez | 20.7 | PIT |
| +029+ | 1.37 | Mark Mulder | 27 | OAK |
| +030+ | 1.36 | Jake Westbrook | 21.3 | CLE |
| +032+ | 1.35 | Brad Penny | 26.7 | MIA |
| +036+ | 1.32 | Joe Kennedy | 25.3 | COL |
| +038+ | 1.31 | Livan Hernandez | 33 | WAS |
| +039+ | 1.29 | Matt Clement | 24.3 | CHN |
| +040+ | 1.27 | Javier Vazquez | 27.3 | NYA |
| +041+ | 1.26 | Freddy Garcia | 27.7 | SEA |
| XXXXX | 1.22 | Kerry Wood | 27.7 | CHN |
| XXXXX | 1.2 | John Thomson | 27 | ATL |
| XXXXX | 1.13 | Horacio Ramirez | 26.3 | ATL |
| XXXXX | 1.12 | Ismael Valdez | 22.3 | SDN |
| XXXXX | 1.01 | Randy Johnson | 35.7 | ARI |
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