| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 3.28 | 199808110_MIA_LAN |
| Cleveland Indians | CLE | 2.8 | 199808130_BAL_CLE |
| Montreal Expos | WAS | 1.58 | 199808110_WAS_COL |
| Colorado Rockies | COL | 1.44 | 199808110_WAS_COL |
| New York Yankees | NYA | 1.21 | 199808130_TEX_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | -3.79 | 199808120_NYN_SLN |
| Detroit Tigers | DET | -3.07 | 199808120_ANA_DET |
| Kansas City Royals | KCA | -2.39 | 199808120_KCA_BOS |
| Arizona Diamondbacks | ARI | -2.12 | 199808110_PHI_ARI |
| Seattle Mariners | SEA | -1.67 | 199808120_SEA_TOR |
Based on accumulated WAA for this season up to 1998-08-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +034+ | 4.74 | Robb Nen | 68 | SFN |
| +041+ | 4.18 | Jeff Shaw | 67.3 | TOT |
| +048+ | 3.97 | Ugueth Urbina | 50.7 | WAS |
| +055+ | 3.88 | Steve Reed | 67.7 | TOT |
| +057+ | 3.73 | Chuck McElroy | 56.3 | COL |
| +073+ | 3.29 | Trevor Hoffman | 55 | SDN |
| +074+ | 3.29 | Ricardo Rincon | 50.7 | PIT |
| +080+ | 3.22 | Mariano Rivera | 44 | NYA |
| +083+ | 3.11 | John Wetteland | 46.3 | TEX |
| +100+ | 2.69 | Terry Mulholland | 66 | CHN |
| +101+ | 2.63 | Donne Wall | 54.7 | SDN |
| +102+ | 2.63 | Dennis Cook | 50.7 | NYN |
| +105+ | 2.61 | Jason Christiansen | 54.3 | PIT |
| +106+ | 2.58 | Mike Jackson | 48.3 | CLE |
| +108+ | 2.56 | Bob Wickman | 66.3 | MIL |
| +111+ | 2.51 | Jim Corsi | 52.7 | BOS |
| +113+ | 2.47 | Mike DeJean | 62.3 | COL |
| +114+ | 2.46 | Ramiro Mendoza | 104.7 | NYA |
| +116+ | 2.45 | John Hudek | 48.7 | TOT |
| +118+ | 2.41 | Bill Simas | 51.7 | CHA |
| +119+ | 2.39 | Paul Quantrill | 60.7 | TOR |
| +122+ | 2.36 | Mark Guthrie | 47.7 | LAN |
| +129+ | 2.32 | Mike Myers | 41.3 | MIL |
| +131+ | 2.3 | Jim Mecir | 65.3 | TBA |
| +132+ | 2.28 | Jesse Orosco | 44.3 | BAL |
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