| Starter | Tm | Tier | Game |
|---|---|---|---|
| Shawn Estes | COL | -4.38 | 200405230_COL_NYN |
| Darren Oliver | MIA | -3.06 | 200405210_ARI_MIA |
| Josh Fogg | PIT | -2.73 | 200405220_MIL_PIT |
| Brett Tomko | SFN | -2.56 | 200405210_SFN_WAS |
| Paul Abbott | TBA | -1.7 | 200405210_CLE_TBA |
Based on accumulated WAA for this season up to 2004-05-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.59 | Tom Glavine | 67.7 | NYN |
| +002+ | 3.17 | Brad Penny | 60 | MIA |
| +003+ | 3.07 | Randy Johnson | 70 | ARI |
| +005+ | 3.05 | Jake Peavy | 53.7 | SDN |
| +007+ | 2.96 | Horacio Ramirez | 53 | ATL |
| +008+ | 2.94 | Carlos Zambrano | 56.3 | CHN |
| +012+ | 2.67 | C.C. Sabathia | 55.7 | CLE |
| +015+ | 2.54 | Livan Hernandez | 73 | WAS |
| +016+ | 2.49 | Roger Clemens | 57.3 | HOU |
| +020+ | 2.35 | Freddy Garcia | 63 | SEA |
| +021+ | 2.29 | Matt Clement | 60.3 | CHN |
| +022+ | 2.25 | Curt Schilling | 63.3 | BOS |
| +027+ | 2.19 | Ben Sheets | 66 | MIL |
| +029+ | 2.16 | Tim Hudson | 68.3 | OAK |
| +035+ | 2.08 | Joe Kennedy | 54.3 | COL |
| +040+ | 1.96 | Mark Mulder | 66.3 | OAK |
| +048+ | 1.79 | Ryan Drese | 49.3 | TEX |
| +050+ | 1.77 | Brandon Webb | 55 | ARI |
| +053+ | 1.74 | Rodrigo Lopez | 32 | BAL |
| +058+ | 1.65 | Steve Trachsel | 57 | NYN |
| +063+ | 1.58 | Zach Day | 51.7 | WAS |
| +065+ | 1.57 | Kenny Rogers | 61.3 | TEX |
| +074+ | 1.5 | Tim Wakefield | 56 | BOS |
| +077+ | 1.48 | Oliver Perez | 45.7 | PIT |
| +081+ | 1.46 | Odalis Perez | 59.7 | LAN |
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