| Team | Tm | Tier | Game |
|---|---|---|---|
| Anaheim Angels | ANA | 2.64 | 200406290_ANA_OAK |
| Los Angeles Dodgers | LAN | 2.63 | 200406300_SFN_LAN |
| Seattle Mariners | SEA | 2.31 | 200406280_TEX_SEA |
| Boston Red Sox | BOS | 1.87 | 200406290_BOS_NYA |
| San Diego Padres | SDN | 1.59 | 200406300_SDN_ARI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Colorado Rockies | COL | -4.37 | 200406290_MIL_COL |
| Cleveland Indians | CLE | -2.18 | 200406300_CLE_DET |
| Kansas City Royals | KCA | -1.98 | 200406280_BAL_KCA |
| Montreal Expos | WAS | -1.69 | 200406300_WAS_PHI |
| Cincinnati Reds | CIN | -1.38 | 200406290_NYN_CIN |
Based on accumulated WAA for this season up to 2004-06-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +030+ | 3.28 | Francisco Rodriguez | 42.3 | ANA |
| +032+ | 3.24 | Mariano Rivera | 39.7 | NYA |
| +033+ | 3.13 | Armando Benitez | 40.7 | MIA |
| +040+ | 3.01 | Keith Foulke | 39.3 | BOS |
| +044+ | 2.91 | Tom Gordon | 44.7 | NYA |
| +053+ | 2.73 | Eddie Guardado | 37.7 | SEA |
| +056+ | 2.58 | Guillermo Mota | 45.3 | LAN |
| +060+ | 2.54 | Braden Looper | 43.3 | NYN |
| +061+ | 2.53 | Akinori Otsuka | 38.7 | SDN |
| +063+ | 2.52 | Joe Nathan | 35.7 | MIN |
| +071+ | 2.38 | Danny Kolb | 30 | MIL |
| +081+ | 2.28 | Scott Linebrink | 44.3 | SDN |
| +079+ | 2.28 | Shingo Takatsu | 30.3 | CHA |
| +085+ | 2.22 | Ryan Madson | 46 | PHI |
| +086+ | 2.21 | LaTroy Hawkins | 44.3 | CHN |
| +088+ | 2.18 | Brad Lidge | 45.3 | HOU |
| +087+ | 2.18 | B.J. Ryan | 40 | BAL |
| +091+ | 2.15 | Eric Gagne | 33 | LAN |
| +092+ | 2.09 | Jason Frasor | 34.3 | TOR |
| +094+ | 2.08 | Juan Rincon | 39.7 | MIN |
| +095+ | 2.04 | Brian Meadows | 40 | PIT |
| +096+ | 2.01 | Francisco Cordero | 34 | TEX |
| +097+ | 2 | Chad Cordero | 43.3 | WAS |
| +101+ | 1.87 | Jay Witasick | 36.3 | SDN |
| +104+ | 1.82 | Ray King | 28 | SLN |
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