| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.63 | 199807030_LAN_SFN |
| San Diego Padres | SDN | 3.08 | 199807040_COL_SDN |
| Los Angeles Dodgers | LAN | 1.92 | 199807030_LAN_SFN |
| Texas Rangers | TEX | 1.46 | 199807030_SEA_TEX |
| New York Mets | NYN | 0.92 | 199807030_NYN_ATL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -4.83 | 199807040_CHA_BOS |
| Kansas City Royals | KCA | -4.27 | 199807050_CLE_KCA |
| St. Louis Cardinals | SLN | -3.04 | 199807030_SLN_CIN |
| Arizona Diamondbacks | ARI | -3.01 | 199807030_ARI_HOU |
| Seattle Mariners | SEA | -2.62 | 199807050_SEA_TEX |
Based on accumulated WAA for this season up to 1998-07-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 5.41 | Kevin Brown | 134.7 | SDN |
| +022+ | 4.28 | Robb Nen | 55.3 | SFN |
| +050+ | 3.05 | Jeff Shaw | 49.7 | CIN |
| +058+ | 2.97 | Bob Wickman | 50 | MIL |
| +061+ | 2.86 | Steve Reed | 45.3 | SFN |
| +064+ | 2.81 | Ugueth Urbina | 39.3 | WAS |
| +068+ | 2.72 | Mike Myers | 31 | MIL |
| +072+ | 2.6 | Antonio Osuna | 39.7 | LAN |
| +075+ | 2.49 | Albie Lopez | 52.7 | TBA |
| +076+ | 2.47 | Julian Tavarez | 62.3 | SFN |
| +078+ | 2.41 | Mariano Rivera | 31.7 | NYA |
| +079+ | 2.39 | Mike DeJean | 47 | COL |
| +084+ | 2.36 | Jason Christiansen | 37.3 | PIT |
| +085+ | 2.36 | Chuck McElroy | 38.7 | COL |
| +090+ | 2.25 | John Wetteland | 32 | TEX |
| +092+ | 2.21 | Eric Gunderson | 35.7 | TEX |
| +094+ | 2.21 | Dennis Cook | 33.7 | NYN |
| +097+ | 2.11 | Dustin Hermanson | 83.3 | WAS |
| +106+ | 2.01 | Greg Swindell | 56.7 | MIN |
| +110+ | 1.97 | Trevor Hoffman | 37.7 | SDN |
| +114+ | 1.89 | Mike Jackson | 33 | CLE |
| +117+ | 1.87 | Ricardo Rincon | 36.7 | PIT |
| +120+ | 1.86 | Paul Quantrill | 45.3 | TOR |
| +123+ | 1.77 | Jim Corsi | 43.7 | BOS |
| +125+ | 1.74 | Rich Garces | 39.3 | BOS |
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