| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Yankees | NYA | 3.28 | 199805140_TEX_NYA |
| San Francisco Giants | SFN | 3.06 | 199805150_NYN_SFN |
| New York Mets | NYN | 2.21 | 199805150_NYN_SFN |
| Los Angeles Dodgers | LAN | 1.8 | 199805140_PHI_LAN |
| Cleveland Indians | CLE | 1.43 | 199805160_TEX_CLE |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Tampa Bay Devil Rays | TBA | -5.43 | 199805160_TBA_BAL |
| Kansas City Royals | KCA | -4.5 | 199805140_KCA_TBA |
| Chicago White Sox | CHA | -4.23 | 199805140_SEA_CHA |
| Arizona Diamondbacks | ARI | -2.41 | 199805140_MIL_ARI |
| Seattle Mariners | SEA | -1.69 | 199805150_SEA_CHA |
Based on accumulated WAA for this season up to 1998-05-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +038+ | 1.98 | Robb Nen | 25.7 | SFN |
| +039+ | 1.94 | John Johnstone | 25.3 | SFN |
| +040+ | 1.94 | Steve Reed | 25.3 | SFN |
| +049+ | 1.84 | Eric Gunderson | 20 | TEX |
| +060+ | 1.72 | Ugueth Urbina | 20.7 | WAS |
| +063+ | 1.67 | Jeff Shaw | 24.3 | CIN |
| +064+ | 1.66 | Tom Gordon | 24.3 | BOS |
| +067+ | 1.58 | Julian Tavarez | 30 | SFN |
| +069+ | 1.57 | Mike Trombley | 28 | MIN |
| +068+ | 1.57 | Derek Lowe | 33.7 | BOS |
| +074+ | 1.5 | Ricardo Rincon | 17 | PIT |
| +078+ | 1.46 | Jason Christiansen | 18.7 | PIT |
| +081+ | 1.44 | Chris Peters | 22.7 | PIT |
| +084+ | 1.41 | Bob Wickman | 26.7 | MIL |
| +092+ | 1.29 | John Wetteland | 16.7 | TEX |
| XXXXX | 1.24 | Trevor Hoffman | 20.7 | SDN |
| XXXXX | 1.23 | Mike Myers | 14.3 | MIL |
| XXXXX | 1.23 | Mark Leiter | 26 | PHI |
| XXXXX | 1.22 | Paul Quantrill | 24.3 | TOR |
| XXXXX | 1.21 | Mariano Rivera | 14 | NYA |
| XXXXX | 1.21 | Carlos Reyes | 18.3 | SDN |
| XXXXX | 1.2 | Mel Rojas | 16 | NYN |
| XXXXX | 1.18 | Chuck McElroy | 21.3 | COL |
| XXXXX | 1.18 | Terry Adams | 26.3 | CHN |
| XXXXX | 1.14 | Jim Poole | 15.3 | SFN |
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