| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.8 | 199805280_ARI_SFN |
| Los Angeles Dodgers | LAN | 2.63 | 199805290_CIN_LAN |
| New York Mets | NYN | 2.6 | 199805300_NYN_PHI |
| Cleveland Indians | CLE | 1.45 | 199805290_CLE_TOR |
| New York Yankees | NYA | 1.15 | 199805300_BOS_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -6.02 | 199805300_CHA_DET |
| Kansas City Royals | KCA | -2.27 | 199805300_OAK_KCA |
| Seattle Mariners | SEA | -1.98 | 199805300_SEA_TBA |
| Florida Marlins | MIA | -1.89 | 199805300_MIA_MIL |
| Arizona Diamondbacks | ARI | -1.39 | 199805290_ARI_SFN |
Based on accumulated WAA for this season up to 1998-05-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 2.61 | Jeff Shaw | 33 | CIN |
| +037+ | 2.49 | Robb Nen | 35 | SFN |
| +042+ | 2.43 | Brian Bohanon | 38 | NYN |
| +047+ | 2.35 | Tom Gordon | 30.7 | BOS |
| +056+ | 2.12 | Steve Reed | 31.3 | SFN |
| +057+ | 2.1 | Eric Gunderson | 26.3 | TEX |
| +061+ | 1.94 | Ricardo Rincon | 23 | PIT |
| +063+ | 1.89 | Bob Wickman | 33 | MIL |
| +068+ | 1.84 | Mark Leiter | 32 | PHI |
| +069+ | 1.82 | Ugueth Urbina | 27.7 | WAS |
| +073+ | 1.75 | Chuck McElroy | 26.3 | COL |
| +074+ | 1.73 | Jason Christiansen | 23 | PIT |
| +083+ | 1.64 | Trevor Hoffman | 24 | SDN |
| +089+ | 1.56 | John Johnstone | 30 | SFN |
| +092+ | 1.55 | Antonio Osuna | 23 | LAN |
| +095+ | 1.54 | Julian Tavarez | 36 | SFN |
| +098+ | 1.52 | Mike Myers | 19 | MIL |
| +100+ | 1.51 | Mariano Rivera | 16.7 | NYA |
| +103+ | 1.48 | Mike Trombley | 33 | MIN |
| +106+ | 1.43 | Carlos Reyes | 24 | SDN |
| +113+ | 1.37 | Mike DeJean | 28.7 | COL |
| +116+ | 1.31 | Paul Quantrill | 31 | TOR |
| +118+ | 1.29 | Terry Adams | 33.3 | CHN |
| +119+ | 1.27 | John Wetteland | 20.3 | TEX |
| XXXXX | 1.2 | Billy Wagner | 21.7 | HOU |
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