| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 5.47 | 199808180_LAN_PIT |
| Pittsburgh Pirates | PIT | 2.27 | 199808180_LAN_PIT |
| Colorado Rockies | COL | 1.97 | 199808181_COL_NYN |
| Cleveland Indians | CLE | 1.3 | 199808170_TBA_CLE |
| Montreal Expos | WAS | 1.11 | 199808170_WAS_ARI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | -8.45 | 199808190_BOS_KCA |
| Seattle Mariners | SEA | -4.05 | 199808190_TOR_SEA |
| St. Louis Cardinals | SLN | -2.92 | 199808180_SLN_CHN |
| Oakland Athletics | OAK | -2.06 | 199808170_TOR_OAK |
| Minnesota Twins | MIN | -1.72 | 199808190_NYA_MIN |
Based on accumulated WAA for this season up to 1998-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +037+ | 5.02 | Robb Nen | 70.7 | SFN |
| +044+ | 4.4 | Jeff Shaw | 69.3 | TOT |
| +048+ | 4.09 | Steve Reed | 69.7 | TOT |
| +049+ | 3.99 | Ugueth Urbina | 52.7 | WAS |
| +071+ | 3.44 | Trevor Hoffman | 56.3 | SDN |
| +072+ | 3.44 | Chuck McElroy | 57.3 | COL |
| +075+ | 3.36 | Brian Moehler | 173.3 | DET |
| +079+ | 3.23 | John Wetteland | 47.3 | TEX |
| +081+ | 3.16 | Mariano Rivera | 47.7 | NYA |
| +095+ | 2.93 | Mike Jackson | 51.7 | CLE |
| +097+ | 2.9 | Mike DeJean | 66.3 | COL |
| +100+ | 2.86 | Ricardo Rincon | 52.7 | PIT |
| +102+ | 2.81 | Dennis Cook | 52.3 | NYN |
| +104+ | 2.79 | Bob Wickman | 68.3 | MIL |
| +106+ | 2.71 | Jason Christiansen | 55.3 | PIT |
| +108+ | 2.69 | Terry Mulholland | 70.3 | CHN |
| +109+ | 2.65 | Jim Corsi | 54 | BOS |
| +110+ | 2.6 | Paul Quantrill | 62.7 | TOR |
| +113+ | 2.57 | Ramiro Mendoza | 108 | NYA |
| +114+ | 2.56 | Bill Simas | 55 | CHA |
| +115+ | 2.55 | Jim Mecir | 67.7 | TBA |
| +116+ | 2.53 | John Hudek | 49.3 | TOT |
| +117+ | 2.51 | Antonio Osuna | 61.3 | LAN |
| +124+ | 2.33 | Mike Myers | 43.3 | MIL |
| +130+ | 2.28 | Tom Gordon | 62.7 | BOS |
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