| Starter | Tm | Tier | Game |
|---|---|---|---|
| Josh Fogg | PIT | -1.91 | 200404210_CHN_PIT |
| Scott Elarton | COL | -1.89 | 200404210_LAN_COL |
| Nate Cornejo | DET | -1.21 | 200404210_DET_MIN |
| Jimmy Haynes | CIN | -1.09 | 200404190_CIN_CHN |
| Jeff Suppan | SLN | -1.05 | 200404200_SLN_HOU |
Based on accumulated WAA for this season up to 2004-04-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.26 | Tom Glavine | 27 | NYN |
| +003+ | 2.03 | Dontrelle Willis | 19.3 | MIA |
| +005+ | 1.79 | Roger Clemens | 20.7 | HOU |
| +008+ | 1.65 | Al Leiter | 17.3 | NYN |
| +009+ | 1.62 | Jake Peavy | 23.3 | SDN |
| +010+ | 1.59 | Tim Hudson | 29.3 | OAK |
| +013+ | 1.55 | Bartolo Colon | 22 | ANA |
| +014+ | 1.54 | Carlos Zambrano | 21 | CHN |
| +015+ | 1.51 | Kevin Brown | 27 | NYA |
| +022+ | 1.3 | C.C. Sabathia | 21 | CLE |
| XXXXX | 1.24 | Kip Wells | 19 | PIT |
| XXXXX | 1.14 | Mark Mulder | 21 | OAK |
| XXXXX | 1.14 | Kris Benson | 18 | PIT |
| XXXXX | 1.13 | Roy Oswalt | 22.3 | HOU |
| XXXXX | 1.12 | Brad Penny | 20.7 | MIA |
| XXXXX | 1.09 | Javier Vazquez | 21.3 | NYA |
| XXXXX | 1.08 | Josh Beckett | 20.3 | MIA |
| XXXXX | 1.03 | Livan Hernandez | 26.7 | WAS |
| XXXXX | 1.03 | Freddy Garcia | 20 | SEA |
| XXXXX | 0.99 | Paul Abbott | 19 | TBA |
| XXXXX | 0.99 | Horacio Ramirez | 20 | ATL |
| XXXXX | 0.95 | Adam Eaton | 21 | SDN |
| XXXXX | 0.86 | Nate Robertson | 17.7 | DET |
| XXXXX | 0.86 | Tim Wakefield | 19 | BOS |
| XXXXX | 0.82 | Zach Day | 19 | WAS |
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