| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ben Sheets | MIL | 4.84 | 200409070_MIL_PIT |
| Jake Peavy | SDN | 4.68 | 200409070_SLN_SDN |
| Johan Santana | MIN | 4.62 | 200409080_MIN_BAL |
| Jason Schmidt | SFN | 4.18 | 200409070_SFN_COL |
| Carlos Zambrano | CHN | 3.77 | 200409060_WAS_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Casey Fossum | ARI | -4.81 | 200409080_ARI_LAN |
| Hideo Nomo | LAN | -3.8 | 200409070_ARI_LAN |
| Ryan Vogelsong | PIT | -2.88 | 200409060_MIL_PIT |
| Brian Anderson | KCA | -2.69 | 200409070_KCA_DET |
| Jose Acevedo | CIN | -2.62 | 200409080_CIN_HOU |
Based on accumulated WAA for this season up to 2004-09-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 8.27 | Randy Johnson | 208.7 | ARI |
| +007+ | 7.29 | Johan Santana | 202 | MIN |
| +010+ | 7.05 | Ben Sheets | 200 | MIL |
| +014+ | 6.55 | Jake Peavy | 131.3 | SDN |
| +015+ | 6.49 | Carlos Zambrano | 176.3 | CHN |
| +020+ | 6.04 | Carl Pavano | 186.7 | MIA |
| +022+ | 5.67 | Jason Schmidt | 189 | SFN |
| +025+ | 5.52 | Roger Clemens | 186 | HOU |
| +029+ | 5.35 | Oliver Perez | 162.7 | PIT |
| +035+ | 4.96 | Tom Glavine | 182.3 | NYN |
| +038+ | 4.91 | Curt Schilling | 197 | BOS |
| +041+ | 4.85 | Jaret Wright | 164 | ATL |
| +042+ | 4.84 | Odalis Perez | 170.3 | LAN |
| +043+ | 4.81 | Al Leiter | 144.7 | NYN |
| +046+ | 4.56 | Pedro Martinez | 193.7 | BOS |
| +048+ | 4.55 | Livan Hernandez | 216.7 | WAS |
| +050+ | 4.39 | Jake Westbrook | 181.7 | CLE |
| +052+ | 4.27 | Chris Carpenter | 173.7 | SLN |
| +055+ | 4.17 | Roy Oswalt | 203.3 | HOU |
| +061+ | 3.96 | Jason Marquis | 172.7 | SLN |
| +063+ | 3.91 | Brad Radke | 197.7 | MIN |
| +065+ | 3.83 | Tim Hudson | 152.7 | OAK |
| +066+ | 3.8 | Matt Clement | 172.7 | CHN |
| +075+ | 3.58 | Brandon Webb | 182 | ARI |
| +081+ | 3.45 | David Wells | 164 | SDN |
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