| Starter | Tm | Tier | Game |
|---|---|---|---|
| Esteban Loaiza | CHA | 8.07 | 200308150_CHA_TEX |
| Kevin Brown | LAN | 6.65 | 200308140_LAN_MIA |
| Mark Mulder | OAK | 4.58 | 200308130_BOS_OAK |
| Brandon Webb | ARI | 3.59 | 200308140_ARI_CIN |
| Mark Prior | CHN | 3.17 | 200308150_LAN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Colby Lewis | TEX | -6.51 | 200308150_CHA_TEX |
| Rick Helling | BAL | -2.43 | 200308130_BAL_TBA |
| Shawn Estes | CHN | -2.16 | 200308130_HOU_CHN |
| John Lackey | ANA | -1.69 | 200308150_DET_ANA |
| Shane Reynolds | ATL | -1.68 | 200308150_ARI_ATL |
Based on accumulated WAA for this season up to 2003-08-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.46 | Tim Hudson | 190 | OAK |
| +006+ | 7.6 | Kevin Brown | 158 | LAN |
| +007+ | 7.51 | Esteban Loaiza | 169.7 | CHA |
| +013+ | 6.31 | Hideo Nomo | 176.3 | LAN |
| +015+ | 6.23 | Pedro Martinez | 136.7 | BOS |
| +016+ | 6.06 | Mark Prior | 152.7 | CHN |
| +019+ | 5.7 | Mark Mulder | 183.7 | OAK |
| +021+ | 5.61 | Brandon Webb | 133.7 | ARI |
| +022+ | 5.52 | Livan Hernandez | 178 | WAS |
| +024+ | 5.35 | Scot Shields | 100.3 | ANA |
| +025+ | 5.18 | Miguel Batista | 148 | ARI |
| +029+ | 5 | Roy Halladay | 198.7 | TOR |
| +031+ | 4.89 | Barry Zito | 171.7 | OAK |
| +033+ | 4.75 | Curt Schilling | 119 | ARI |
| +035+ | 4.74 | Carlos Zambrano | 158.3 | CHN |
| +037+ | 4.64 | Mark Redman | 142.3 | MIA |
| +042+ | 4.43 | Mike Mussina | 161 | NYA |
| +051+ | 3.96 | C.C. Sabathia | 159 | CLE |
| +062+ | 3.6 | Johan Santana | 112.3 | MIN |
| +063+ | 3.58 | Kerry Wood | 161.3 | CHN |
| +066+ | 3.5 | Joel Pineiro | 160.3 | SEA |
| +067+ | 3.43 | Russ Ortiz | 165.7 | ATL |
| +070+ | 3.36 | Randy Wolf | 158.7 | PHI |
| +072+ | 3.17 | Dontrelle Willis | 107.3 | MIA |
| +075+ | 3.13 | Javier Vazquez | 169 | WAS |
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