| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 3.16 | 199808290_NYN_LAN |
| Colorado Rockies | COL | 1.94 | 199808290_CHN_COL |
| San Francisco Giants | SFN | 1.42 | 199808310_PHI_SFN |
| Montreal Expos | WAS | 1.35 | 199808310_WAS_SDN |
| Boston Red Sox | BOS | 1.18 | 199808310_SEA_BOS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Florida Marlins | MIA | -6.35 | 199808310_SLN_MIA |
| Oakland Athletics | OAK | -4.74 | 199808310_OAK_CLE |
| Seattle Mariners | SEA | -2.6 | 199808290_SEA_NYA |
| Detroit Tigers | DET | -2.56 | 199808310_TEX_DET |
| St. Louis Cardinals | SLN | -2 | 199808290_ATL_SLN |
Based on accumulated WAA for this season up to 1998-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +038+ | 5.18 | Robb Nen | 75.7 | SFN |
| +054+ | 4.4 | Ugueth Urbina | 58 | WAS |
| +063+ | 4.08 | Jeff Shaw | 75.7 | TOT |
| +068+ | 3.91 | Trevor Hoffman | 62.3 | SDN |
| +080+ | 3.52 | John Wetteland | 53.7 | TEX |
| +081+ | 3.49 | Dennis Cook | 58.3 | NYN |
| +082+ | 3.46 | Mike Jackson | 56.3 | CLE |
| +083+ | 3.45 | Albie Lopez | 67.7 | TBA |
| +084+ | 3.44 | Mariano Rivera | 52 | NYA |
| +087+ | 3.41 | Chuck McElroy | 60.7 | COL |
| +096+ | 3.12 | Jason Christiansen | 59 | PIT |
| +097+ | 3.07 | Shigetoshi Hasegawa | 88.3 | ANA |
| +098+ | 3.05 | Ramiro Mendoza | 113.7 | NYA |
| +100+ | 3.01 | Paul Quantrill | 68 | TOR |
| +106+ | 2.92 | Terry Mulholland | 78 | CHN |
| +107+ | 2.9 | Tom Gordon | 68 | BOS |
| +110+ | 2.82 | John Hudek | 55.7 | TOT |
| +111+ | 2.82 | Steve Reed | 75 | TOT |
| +114+ | 2.73 | Jim Corsi | 58.3 | BOS |
| +115+ | 2.72 | Bill Simas | 58 | CHA |
| +118+ | 2.66 | Juan Acevedo | 84 | SLN |
| +119+ | 2.64 | Mike DeJean | 73.3 | COL |
| +123+ | 2.58 | Donne Wall | 61.7 | SDN |
| +124+ | 2.53 | Ricardo Rincon | 57.3 | PIT |
| +126+ | 2.51 | Dan Miceli | 63 | SDN |
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