| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jason Schmidt | SFN | 8.16 | 200309170_SDN_SFN |
| Mark Prior | CHN | 5.95 | 200309160_NYN_CHN |
| Esteban Loaiza | CHA | 5.88 | 200309160_CHA_MIN |
| Pedro Martinez | BOS | 5.16 | 200309160_TBA_BOS |
| Brandon Webb | ARI | 3.67 | 200309170_ARI_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Maroth | DET | -2.92 | 200309180_TOR_DET |
| Joaquin Benoit | TEX | -1.56 | 200309180_SEA_TEX |
| Oliver Perez | PIT | -1.04 | 200309160_CIN_PIT |
| Matt Kinney | MIL | -0.89 | 200309180_MIL_SLN |
| Mike Bynum | SDN | -0.85 | 200309170_SDN_SFN |
Based on accumulated WAA for this season up to 2003-09-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 9.62 | Jason Schmidt | 200.7 | SFN |
| +004+ | 9.27 | Kevin Brown | 199 | LAN |
| +005+ | 9.24 | Tim Hudson | 227 | OAK |
| +007+ | 8.66 | Mark Prior | 197 | CHN |
| +009+ | 8.18 | Pedro Martinez | 176.7 | BOS |
| +012+ | 7.6 | Esteban Loaiza | 207 | CHA |
| +013+ | 7.52 | Carlos Zambrano | 204.3 | CHN |
| +014+ | 7.48 | Brandon Webb | 172.7 | ARI |
| +016+ | 7.34 | Roy Halladay | 252 | TOR |
| +017+ | 7.25 | Hideo Nomo | 206 | LAN |
| +024+ | 6.43 | Livan Hernandez | 217.3 | WAS |
| +026+ | 6.29 | Curt Schilling | 163 | ARI |
| +030+ | 5.96 | Javier Vazquez | 223 | WAS |
| +031+ | 5.89 | Mike Mussina | 209.3 | NYA |
| +032+ | 5.65 | Barry Zito | 220.7 | OAK |
| +043+ | 4.96 | Kerry Wood | 204 | CHN |
| +050+ | 4.73 | Wilson Alvarez | 86 | LAN |
| +053+ | 4.61 | Jamie Moyer | 200 | SEA |
| +061+ | 4.34 | Kip Wells | 184 | PIT |
| +062+ | 4.28 | Johan Santana | 147.7 | MIN |
| +067+ | 4.16 | Scot Shields | 133.3 | ANA |
| +071+ | 4.1 | Josh Beckett | 128 | MIA |
| +075+ | 4 | Miguel Batista | 188 | ARI |
| +077+ | 3.86 | Vicente Padilla | 195.3 | PHI |
| +078+ | 3.78 | Ryan Franklin | 198 | SEA |
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