| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jason Schmidt | SFN | 8.16 | 200309170_SDN_SFN |
| Kevin Brown | LAN | 6.89 | 200309190_SFN_LAN |
| Tim Hudson | OAK | 6.84 | 200309190_SEA_OAK |
| Carlos Zambrano | CHN | 4.34 | 200309191_CHN_PIT |
| 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 |
| Omar Daal | BAL | -1.38 | 200309190_TOR_BAL |
| John Burkett | BOS | -1.28 | 200309190_BOS_CLE |
| Scott Elarton | COL | -1.09 | 200309190_SDN_COL |
Based on accumulated WAA for this season up to 2003-09-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 9.61 | Jason Schmidt | 200.7 | SFN |
| +004+ | 9.13 | Kevin Brown | 204 | LAN |
| +005+ | 9 | Tim Hudson | 233 | OAK |
| +007+ | 8.67 | Mark Prior | 197 | CHN |
| +009+ | 8.17 | Pedro Martinez | 176.7 | BOS |
| +012+ | 7.59 | Esteban Loaiza | 207 | CHA |
| +013+ | 7.47 | Brandon Webb | 172.7 | ARI |
| +016+ | 7.32 | Roy Halladay | 252 | TOR |
| +018+ | 7.23 | Hideo Nomo | 206 | LAN |
| +022+ | 6.73 | Carlos Zambrano | 209 | CHN |
| +024+ | 6.41 | Livan Hernandez | 217.3 | WAS |
| +026+ | 6.28 | Curt Schilling | 163 | ARI |
| +029+ | 5.94 | Javier Vazquez | 223 | WAS |
| +031+ | 5.88 | Mike Mussina | 209.3 | NYA |
| +033+ | 5.64 | Barry Zito | 220.7 | OAK |
| +043+ | 4.97 | Kerry Wood | 204 | CHN |
| +049+ | 4.73 | Wilson Alvarez | 86 | LAN |
| +056+ | 4.61 | Josh Beckett | 135 | MIA |
| +057+ | 4.6 | Jamie Moyer | 200 | SEA |
| +060+ | 4.37 | Ryan Franklin | 206 | SEA |
| +064+ | 4.33 | Kip Wells | 184 | PIT |
| +067+ | 4.27 | Johan Santana | 147.7 | MIN |
| +070+ | 4.16 | Scot Shields | 133.3 | ANA |
| +076+ | 3.99 | Miguel Batista | 188 | ARI |
| +078+ | 3.85 | Vicente Padilla | 195.3 | PHI |
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