| Starter | Tm | Tier | Game |
|---|---|---|---|
| Barry Zito | OAK | 5.44 | 200404130_OAK_TEX |
| Curt Schilling | BOS | 5.13 | 200404110_TOR_BOS |
| Bartolo Colon | ANA | 3.53 | 200404110_ANA_TEX |
| Roy Oswalt | HOU | 3.18 | 200404110_HOU_MIL |
| Jamie Moyer | SEA | 2.81 | 200404110_SEA_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Wright | CHA | -3.67 | 200404110_CHA_NYA |
| Shawn Estes | COL | -2.55 | 200404110_COL_LAN |
| Chan Ho Park | TEX | -2.4 | 200404110_ANA_TEX |
| Brett Tomko | SFN | -2.14 | 200404110_SFN_SDN |
| Jason Marquis | SLN | -1.93 | 200404110_SLN_ARI |
Based on accumulated WAA for this season up to 2004-04-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 1.37 | Bartolo Colon | 14 | ANA |
| +004+ | 1.34 | Paul Wilson | 14.3 | CIN |
| +005+ | 1.3 | Josh Beckett | 14 | MIA |
| +006+ | 1.28 | Roger Clemens | 13.7 | HOU |
| XXXXX | 1.23 | Mark Buehrle | 14.7 | CHA |
| XXXXX | 1.13 | Shawn Estes | 14 | COL |
| XXXXX | 1.13 | Kevin Brown | 14 | NYA |
| XXXXX | 1 | Tom Glavine | 13 | NYN |
| XXXXX | 0.99 | Brad Penny | 15 | MIA |
| XXXXX | 0.94 | Adam Eaton | 15 | SDN |
| XXXXX | 0.92 | Kip Wells | 12 | PIT |
| XXXXX | 0.87 | Jake Peavy | 12.3 | SDN |
| XXXXX | 0.86 | Tim Hudson | 14 | OAK |
| XXXXX | 0.86 | Mark Mulder | 14 | OAK |
| XXXXX | 0.86 | Dustin Hermanson | 11.7 | SFN |
| XXXXX | 0.86 | C.C. Sabathia | 15 | CLE |
| XXXXX | 0.83 | Dontrelle Willis | 7.7 | MIA |
| XXXXX | 0.78 | Freddy Garcia | 7 | SEA |
| XXXXX | 0.78 | R.A. Dickey | 7 | TEX |
| XXXXX | 0.76 | John Patterson | 7 | WAS |
| XXXXX | 0.73 | Pedro Martinez | 13.7 | BOS |
| XXXXX | 0.73 | David Wells | 7 | SDN |
| XXXXX | 0.7 | Horacio Ramirez | 7 | ATL |
| XXXXX | 0.7 | Jeff D'Amico | 7 | CLE |
| XXXXX | 0.69 | Jon Garland | 8 | CHA |
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