| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.29 | 199807050_LAN_SFN |
| San Diego Padres | SDN | 3.08 | 199807040_COL_SDN |
| Los Angeles Dodgers | LAN | 2.39 | 199807090_SDN_LAN |
| Texas Rangers | TEX | 1.44 | 199807040_SEA_TEX |
| Milwaukee Brewers | MIL | 0.87 | 199807090_CHN_MIL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -4.83 | 199807040_CHA_BOS |
| Kansas City Royals | KCA | -4.71 | 199807090_KCA_CHA |
| Arizona Diamondbacks | ARI | -3 | 199807050_ARI_HOU |
| St. Louis Cardinals | SLN | -2.99 | 199807090_HOU_SLN |
| Seattle Mariners | SEA | -2.63 | 199807090_ANA_SEA |
Based on accumulated WAA for this season up to 1998-07-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 5.43 | Kevin Brown | 134.7 | SDN |
| +025+ | 4.28 | Robb Nen | 55.3 | SFN |
| +052+ | 3.07 | Bob Wickman | 51 | MIL |
| +053+ | 3.05 | Jeff Shaw | 49.7 | CIN |
| +062+ | 2.9 | Ugueth Urbina | 40.3 | WAS |
| +064+ | 2.86 | Steve Reed | 45.3 | SFN |
| +069+ | 2.72 | Mike Myers | 31 | MIL |
| +073+ | 2.6 | Antonio Osuna | 39.7 | LAN |
| +076+ | 2.51 | Mariano Rivera | 32.7 | NYA |
| +077+ | 2.49 | Albie Lopez | 52.7 | TBA |
| +078+ | 2.46 | Julian Tavarez | 62.3 | SFN |
| +081+ | 2.4 | Dennis Cook | 35.7 | NYN |
| +085+ | 2.38 | Mike DeJean | 47 | COL |
| +086+ | 2.36 | Jason Christiansen | 37.3 | PIT |
| +087+ | 2.36 | Chuck McElroy | 38.7 | COL |
| +088+ | 2.35 | John Wetteland | 33 | TEX |
| +094+ | 2.21 | Eric Gunderson | 35.7 | TEX |
| +102+ | 2.08 | Greg Swindell | 57.3 | MIN |
| +109+ | 1.98 | Trevor Hoffman | 37.7 | SDN |
| +112+ | 1.97 | Dustin Hermanson | 88.3 | WAS |
| +118+ | 1.89 | Mike Jackson | 33 | CLE |
| +120+ | 1.87 | Ricardo Rincon | 36.7 | PIT |
| +121+ | 1.86 | Paul Quantrill | 45.3 | TOR |
| +123+ | 1.77 | Billy Wagner | 35.7 | HOU |
| +125+ | 1.74 | Rich Garces | 39.3 | BOS |
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