| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 3.2 | 199806140_COL_LAN |
| San Francisco Giants | SFN | 3.08 | 199806150_COL_SFN |
| New York Mets | NYN | 2 | 199806140_NYN_MIA |
| Cleveland Indians | CLE | 1.51 | 199806140_CLE_NYA |
| New York Yankees | NYA | 1.37 | 199806140_CLE_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -4.91 | 199806150_BOS_CHA |
| Kansas City Royals | KCA | -4.65 | 199806130_DET_KCA |
| Detroit Tigers | DET | -4.22 | 199806150_MIN_DET |
| Seattle Mariners | SEA | -1.09 | 199806130_SEA_OAK |
| Arizona Diamondbacks | ARI | -1 | 199806140_SLN_ARI |
Based on accumulated WAA for this season up to 1998-06-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +029+ | 3.12 | Robb Nen | 43.7 | SFN |
| +048+ | 2.54 | Bob Wickman | 39.7 | MIL |
| +051+ | 2.52 | Steve Reed | 37.7 | SFN |
| +055+ | 2.43 | Ricardo Rincon | 30 | PIT |
| +058+ | 2.33 | Ugueth Urbina | 32.7 | WAS |
| +057+ | 2.33 | Chuck McElroy | 32.3 | COL |
| +066+ | 2.23 | Eric Gunderson | 31.7 | TEX |
| +070+ | 2.19 | Jason Christiansen | 27.7 | PIT |
| +071+ | 2.19 | Jeff Shaw | 39 | CIN |
| +074+ | 2.12 | Tom Gordon | 36.7 | BOS |
| +079+ | 2.07 | Terry Adams | 41 | CHN |
| +078+ | 2.07 | Brian Bohanon | 46.7 | NYN |
| +085+ | 1.91 | John Johnstone | 40 | SFN |
| +086+ | 1.9 | Mike Myers | 23 | MIL |
| +096+ | 1.81 | Mike DeJean | 35.3 | COL |
| +095+ | 1.81 | Mariano Rivera | 21.7 | NYA |
| +099+ | 1.72 | Antonio Osuna | 31 | LAN |
| +098+ | 1.72 | Bill Simas | 24.7 | CHA |
| +100+ | 1.71 | John Wetteland | 26.7 | TEX |
| +104+ | 1.65 | Mark Leiter | 42.7 | PHI |
| +108+ | 1.64 | Billy Wagner | 26 | HOU |
| +109+ | 1.63 | Albie Lopez | 40 | TBA |
| +113+ | 1.59 | Trevor Hoffman | 29.7 | SDN |
| +114+ | 1.58 | Greg Swindell | 42.3 | MIN |
| +116+ | 1.56 | Jim Corsi | 33.3 | BOS |
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