| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mark Buehrle | CHA | 5.84 | 200304150_KCA_CHA |
| Matt Morris | SLN | 3.98 | 200304160_SLN_MIL |
| Tim Hudson | OAK | 3.79 | 200304160_OAK_SEA |
| Curt Schilling | ARI | 3.64 | 200304170_COL_ARI |
| Tom Glavine | NYN | 3.54 | 200304150_NYN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rick Helling | BAL | -2.57 | 200304160_BAL_CLE |
| Darren Oliver | COL | -2.23 | 200304160_COL_ARI |
| Carl Pavano | MIA | -2.05 | 200304170_MIA_PHI |
| Ryan Drese | TEX | -1.73 | 200304170_ANA_TEX |
| Jeff D'Amico | PIT | -1.6 | 200304170_NYN_PIT |
Based on accumulated WAA for this season up to 2003-04-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.04 | Runelvys Hernandez | 26 | KCA |
| +002+ | 1.92 | Mark Buehrle | 28.7 | CHA |
| +004+ | 1.69 | Tony Armas | 25 | WAS |
| +005+ | 1.67 | Kris Benson | 20.3 | PIT |
| +006+ | 1.51 | Esteban Loaiza | 20.7 | CHA |
| +009+ | 1.45 | Shawn Chacon | 20.7 | COL |
| +010+ | 1.38 | Mike Mussina | 22 | NYA |
| +011+ | 1.36 | Jeff Suppan | 19.3 | PIT |
| +013+ | 1.32 | Mark Prior | 21 | CHN |
| +012+ | 1.32 | Kyle Lohse | 21.3 | MIN |
| +015+ | 1.31 | Al Leiter | 18.7 | NYN |
| +017+ | 1.3 | Ricardo Rodriguez | 20 | CLE |
| +021+ | 1.25 | Carlos Zambrano | 18.3 | CHN |
| XXXXX | 1.25 | Brian Lawrence | 27 | SDN |
| XXXXX | 1.24 | Woody Williams | 12.7 | SLN |
| XXXXX | 1.22 | Matt Morris | 29.7 | SLN |
| XXXXX | 1.11 | Hideo Nomo | 28.7 | LAN |
| XXXXX | 0.98 | Jake Westbrook | 12.3 | CLE |
| XXXXX | 0.97 | Roger Clemens | 20 | NYA |
| XXXXX | 0.96 | David Wells | 22 | NYA |
| XXXXX | 0.92 | Zach Day | 17.3 | WAS |
| XXXXX | 0.84 | Nelson Cruz | 16.7 | COL |
| XXXXX | 0.84 | Javier Vazquez | 18.7 | WAS |
| XXXXX | 0.84 | Tomo Ohka | 18.7 | WAS |
| XXXXX | 0.79 | Kirk Rueter | 23 | SFN |
_