| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 4.75 | 199805200_SFN_MIL |
| New York Yankees | NYA | 2.07 | 199805210_BAL_NYA |
| Los Angeles Dodgers | LAN | 1.9 | 199805200_LAN_CHN |
| New York Mets | NYN | 1.77 | 199805200_CIN_NYN |
| Cleveland Indians | CLE | 1.48 | 199805210_CLE_KCA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -4.66 | 199805220_DET_CHA |
| Kansas City Royals | KCA | -2.99 | 199805210_CLE_KCA |
| Tampa Bay Devil Rays | TBA | -2.85 | 199805200_TBA_TOR |
| Seattle Mariners | SEA | -2.3 | 199805220_TBA_SEA |
| Philadelphia Phillies | PHI | -1.44 | 199805200_SLN_PHI |
Based on accumulated WAA for this season up to 1998-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +035+ | 2.27 | Robb Nen | 28.3 | SFN |
| +042+ | 2.2 | Jeff Shaw | 29 | CIN |
| +045+ | 2.16 | John Johnstone | 27.3 | SFN |
| +050+ | 2.03 | Tom Gordon | 27.7 | BOS |
| +059+ | 1.82 | Eric Gunderson | 21.7 | TEX |
| +061+ | 1.8 | Ugueth Urbina | 23.3 | WAS |
| +069+ | 1.7 | Ricardo Rincon | 18.7 | PIT |
| +070+ | 1.69 | Julian Tavarez | 35 | SFN |
| +072+ | 1.68 | Steve Reed | 26.7 | SFN |
| +073+ | 1.67 | Bob Wickman | 28.7 | MIL |
| +076+ | 1.63 | Jason Christiansen | 20 | PIT |
| +078+ | 1.56 | Mark Leiter | 29 | PHI |
| +082+ | 1.49 | Mike Myers | 16.7 | MIL |
| +081+ | 1.49 | Paul Quantrill | 26.7 | TOR |
| +083+ | 1.49 | Chuck McElroy | 24 | COL |
| +085+ | 1.48 | Trevor Hoffman | 22.7 | SDN |
| +087+ | 1.47 | Danny Darwin | 49.3 | SFN |
| +089+ | 1.44 | Bryce Florie | 33 | DET |
| +101+ | 1.36 | Mark Guthrie | 17 | LAN |
| +105+ | 1.33 | Mariano Rivera | 15 | NYA |
| XXXXX | 1.22 | Chris Peters | 28.3 | PIT |
| XXXXX | 1.19 | John Wetteland | 19.7 | TEX |
| XXXXX | 1.18 | Antonio Osuna | 19.3 | LAN |
| XXXXX | 1.18 | Mel Rojas | 19.7 | NYN |
| XXXXX | 1.17 | Mike Trombley | 30 | MIN |
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