| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roy Oswalt | HOU | 5.03 | 200304180_HOU_MIL |
| Al Leiter | NYN | 3.68 | 200304180_MIA_NYN |
| Curt Schilling | ARI | 3.64 | 200304170_COL_ARI |
| Pedro Martinez | BOS | 3.31 | 200304170_TBA_BOS |
| Barry Zito | OAK | 3 | 200304180_TEX_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jimmy Anderson | CIN | -4.04 | 200304192_CIN_WAS |
| Mike Hampton | ATL | -3.21 | 200304190_PHI_ATL |
| Carl Pavano | MIA | -2.05 | 200304170_MIA_PHI |
| Glendon Rusch | MIL | -1.8 | 200304180_HOU_MIL |
| Ryan Drese | TEX | -1.73 | 200304170_ANA_TEX |
Based on accumulated WAA for this season up to 2003-04-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.04 | Mark Prior | 30 | CHN |
| +002+ | 2.02 | Runelvys Hernandez | 26 | KCA |
| +003+ | 1.95 | Woody Williams | 19.7 | SLN |
| +004+ | 1.95 | Mark Buehrle | 28.7 | CHA |
| +007+ | 1.71 | Tony Armas | 25 | WAS |
| +009+ | 1.56 | Kris Benson | 27.3 | PIT |
| +011+ | 1.53 | Esteban Loaiza | 20.7 | CHA |
| +014+ | 1.48 | Shawn Chacon | 20.7 | COL |
| +015+ | 1.41 | Mike Mussina | 22 | NYA |
| +017+ | 1.4 | Roger Clemens | 26 | NYA |
| +018+ | 1.36 | Jeff Suppan | 19.3 | PIT |
| +021+ | 1.35 | Kyle Lohse | 21.3 | MIN |
| +022+ | 1.34 | Vicente Padilla | 27.3 | PHI |
| +023+ | 1.33 | Ricardo Rodriguez | 26 | CLE |
| +024+ | 1.32 | Al Leiter | 24.7 | NYN |
| +025+ | 1.31 | Brian Lawrence | 27 | SDN |
| +027+ | 1.27 | Matt Morris | 29.7 | SLN |
| +029+ | 1.26 | Carlos Zambrano | 18.3 | CHN |
| XXXXX | 1.19 | Jason Schmidt | 26.7 | SFN |
| XXXXX | 1.15 | Hideo Nomo | 28.7 | LAN |
| XXXXX | 1.04 | Matt Clement | 24.3 | CHN |
| XXXXX | 1.02 | Jake Westbrook | 12.3 | CLE |
| XXXXX | 1.01 | Zach Day | 24.3 | WAS |
| XXXXX | 0.99 | David Wells | 22 | NYA |
| XXXXX | 0.92 | Barry Zito | 27 | OAK |
_