| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.74 | 199806220_SFN_OAK |
| Los Angeles Dodgers | LAN | 3.18 | 199806210_LAN_COL |
| Cleveland Indians | CLE | 1.83 | 199806230_CLE_CHN |
| New York Mets | NYN | 1.48 | 199806230_NYN_BAL |
| New York Yankees | NYA | 1.04 | 199806210_NYA_CLE |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -8.35 | 199806210_MIN_CHA |
| Kansas City Royals | KCA | -3.59 | 199806210_KCA_DET |
| Detroit Tigers | DET | -2.72 | 199806210_KCA_DET |
| Seattle Mariners | SEA | -1.54 | 199806220_SDN_SEA |
| Arizona Diamondbacks | ARI | -1.49 | 199806230_ARI_TEX |
Based on accumulated WAA for this season up to 1998-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +026+ | 3.69 | Robb Nen | 49.3 | SFN |
| +054+ | 2.66 | Bob Wickman | 45 | MIL |
| +055+ | 2.65 | Steve Reed | 39 | SFN |
| +060+ | 2.58 | Chuck McElroy | 36.7 | COL |
| +066+ | 2.47 | Tom Gordon | 42.3 | BOS |
| +068+ | 2.43 | Ugueth Urbina | 35.7 | WAS |
| +074+ | 2.33 | Jeff Shaw | 40.3 | CIN |
| +078+ | 2.23 | Mike DeJean | 41.3 | COL |
| +080+ | 2.17 | Mike Myers | 25.7 | MIL |
| +082+ | 2.15 | Jason Christiansen | 31.3 | PIT |
| +084+ | 2.08 | Eric Gunderson | 34.3 | TEX |
| +086+ | 2.05 | Trevor Hoffman | 34.3 | SDN |
| +088+ | 2 | Brian Bohanon | 50 | NYN |
| +089+ | 1.99 | Antonio Osuna | 33.7 | LAN |
| +092+ | 1.93 | Ricardo Rincon | 33.3 | PIT |
| +094+ | 1.92 | Terry Adams | 46 | CHN |
| +093+ | 1.92 | Rich Garces | 37 | BOS |
| +095+ | 1.92 | John Wetteland | 28.7 | TEX |
| +097+ | 1.88 | Billy Taylor | 38.3 | OAK |
| +098+ | 1.88 | Mariano Rivera | 26.3 | NYA |
| +111+ | 1.72 | Albie Lopez | 45.3 | TBA |
| +116+ | 1.67 | Mike Trombley | 45 | MIN |
| +118+ | 1.64 | Jim Corsi | 38.3 | BOS |
| +119+ | 1.63 | Dennis Cook | 26 | NYN |
| +122+ | 1.62 | Paul Quantrill | 43 | TOR |
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