| Starter | Tm | Tier | Game |
|---|---|---|---|
| Curt Schilling | BOS | 6.24 | 200405300_SEA_BOS |
| Tim Hudson | OAK | 4.75 | 200405300_OAK_CLE |
| Jason Schmidt | SFN | 3.96 | 200405300_COL_SFN |
| Carlos Zambrano | CHN | 3.82 | 200405300_CHN_PIT |
| Roy Oswalt | HOU | 3.71 | 200405310_HOU_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jason Jennings | COL | -6.57 | 200405310_COL_SDN |
| Steve Sparks | ARI | -4.19 | 200406010_SFN_ARI |
| Ryan Vogelsong | PIT | -3.07 | 200406010_SLN_PIT |
| Gil Meche | SEA | -1.87 | 200406010_TOR_SEA |
| Rob Bell | TBA | -1.86 | 200405310_TBA_MIN |
Based on accumulated WAA for this season up to 2004-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.91 | Tom Glavine | 74.7 | NYN |
| +005+ | 3.34 | Brad Penny | 74 | MIA |
| +007+ | 3.19 | Randy Johnson | 76.3 | ARI |
| +008+ | 3.07 | Carlos Zambrano | 67.3 | CHN |
| +010+ | 3.02 | Roger Clemens | 64.3 | HOU |
| +015+ | 2.81 | Jason Schmidt | 63 | SFN |
| +020+ | 2.67 | Ben Sheets | 73 | MIL |
| +029+ | 2.47 | Curt Schilling | 78 | BOS |
| +032+ | 2.34 | Kenny Rogers | 72.7 | TEX |
| +033+ | 2.26 | Al Leiter | 44.3 | NYN |
| +034+ | 2.24 | Odalis Perez | 73.7 | LAN |
| +036+ | 2.17 | Mark Mulder | 72 | OAK |
| +044+ | 2.09 | Livan Hernandez | 86.7 | WAS |
| +048+ | 2.06 | Freddy Garcia | 68.7 | SEA |
| +050+ | 2.04 | Tomo Ohka | 62 | WAS |
| +051+ | 2.04 | Steve Trachsel | 66.7 | NYN |
| +057+ | 2 | Matt Clement | 65 | CHN |
| +056+ | 2 | Doug Davis | 74.7 | MIL |
| +061+ | 1.97 | Cliff Lee | 59.7 | CLE |
| +063+ | 1.95 | Tim Hudson | 80.3 | OAK |
| +072+ | 1.84 | Randy Wolf | 57.3 | PHI |
| +083+ | 1.69 | Aaron Sele | 44.7 | ANA |
| +087+ | 1.66 | Roy Oswalt | 75.7 | HOU |
| +088+ | 1.65 | Dennys Reyes | 35.7 | KCA |
| +094+ | 1.58 | Mark Buehrle | 70.3 | CHA |
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