| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 4.63 | 199808190_LAN_PIT |
| Pittsburgh Pirates | PIT | 2.19 | 199808190_LAN_PIT |
| Colorado Rockies | COL | 1.6 | 199808190_COL_NYN |
| Cleveland Indians | CLE | 1.25 | 199808190_CLE_TEX |
| Montreal Expos | WAS | 1.07 | 199808190_WAS_ARI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | -8.45 | 199808190_BOS_KCA |
| Seattle Mariners | SEA | -4.86 | 199808200_TOR_SEA |
| St. Louis Cardinals | SLN | -2.43 | 199808190_SLN_CHN |
| Oakland Athletics | OAK | -1.79 | 199808190_CHA_OAK |
| Minnesota Twins | MIN | -1.72 | 199808190_NYA_MIN |
Based on accumulated WAA for this season up to 1998-08-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +043+ | 4.64 | Robb Nen | 71 | SFN |
| +044+ | 4.5 | Jeff Shaw | 70.3 | TOT |
| +047+ | 4.23 | Steve Reed | 71 | TOT |
| +059+ | 3.87 | Ugueth Urbina | 53.7 | WAS |
| +070+ | 3.54 | Trevor Hoffman | 57.3 | SDN |
| +071+ | 3.53 | Chuck McElroy | 58.3 | COL |
| +075+ | 3.37 | Brian Moehler | 173.3 | DET |
| +082+ | 3.22 | John Wetteland | 47.3 | TEX |
| +085+ | 3.16 | Mariano Rivera | 47.7 | NYA |
| +087+ | 3.02 | Ricardo Rincon | 54.3 | PIT |
| +090+ | 3 | Mike DeJean | 67.3 | COL |
| +091+ | 2.99 | Mike Jackson | 52.3 | CLE |
| +097+ | 2.88 | Bob Wickman | 69.3 | MIL |
| +102+ | 2.8 | Dennis Cook | 52.3 | NYN |
| +106+ | 2.74 | Jim Mecir | 69.7 | TBA |
| +105+ | 2.74 | Jason Christiansen | 55.7 | PIT |
| +108+ | 2.69 | Paul Quantrill | 63.7 | TOR |
| +109+ | 2.66 | John Hudek | 50.7 | TOT |
| +111+ | 2.64 | Jim Corsi | 56 | BOS |
| +113+ | 2.6 | Antonio Osuna | 62.3 | LAN |
| +115+ | 2.57 | Ramiro Mendoza | 108 | NYA |
| +116+ | 2.56 | Bill Simas | 55 | CHA |
| +119+ | 2.46 | Donne Wall | 57 | SDN |
| +122+ | 2.43 | Mike Timlin | 64 | SEA |
| +126+ | 2.36 | Terry Mulholland | 71.3 | CHN |
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