| Team | Tm | Tier | Game |
|---|---|---|---|
| Cincinnati Reds | CIN | 3.72 | 198809020_CIN_CHN |
| Los Angeles Dodgers | LAN | 3.27 | 198808310_LAN_WAS |
| San Diego Padres | SDN | 2.75 | 198809020_SDN_PHI |
| New York Mets | NYN | 1.72 | 198808310_SDN_NYN |
| Detroit Tigers | DET | 1.26 | 198809020_MIL_DET |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Baltimore Orioles | BAL | -4.01 | 198809020_BAL_SEA |
| Chicago Cubs | CHN | -2.54 | 198808310_CHN_HOU |
| Chicago White Sox | CHA | -1.54 | 198809020_CHA_CLE |
| Seattle Mariners | SEA | -1.46 | 198808310_NYA_SEA |
| Texas Rangers | TEX | -1.23 | 198808310_MIN_TEX |
Based on accumulated WAA for this season up to 1988-09-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +037+ | 4.19 | John Franco | 72.7 | CIN |
| +052+ | 3.19 | Lance McCullers | 81.3 | SDN |
| +057+ | 3.06 | Mark Davis | 84.7 | SDN |
| +056+ | 3.06 | Doug Jones | 72 | CLE |
| +058+ | 3.04 | Brian Holton | 73.7 | LAN |
| +060+ | 3 | Mike Henneman | 68.3 | DET |
| +061+ | 2.93 | Greg Harris | 93 | PHI |
| +063+ | 2.92 | Bryan Harvey | 71 | ANA |
| +073+ | 2.71 | Randy Myers | 55 | NYN |
| +076+ | 2.63 | Jeff Parrett | 75 | WAS |
| +080+ | 2.58 | Alejandro Pena | 75.7 | LAN |
| +086+ | 2.52 | John Costello | 36.7 | SLN |
| +085+ | 2.52 | Steve Farr | 70.7 | KCA |
| +089+ | 2.49 | Juan Agosto | 79.3 | HOU |
| +092+ | 2.44 | Roger McDowell | 78.3 | NYN |
| +100+ | 2.3 | Chuck Crim | 90 | MIL |
| +103+ | 2.21 | Michael Jackson | 90.7 | SEA |
| +106+ | 2.17 | Larry Andersen | 75.7 | HOU |
| +111+ | 2.07 | Jeff Robinson | 105 | PIT |
| +115+ | 2.02 | Larry McWilliams | 109 | SLN |
| +119+ | 1.89 | Jay Howell | 58 | LAN |
| +120+ | 1.88 | Greg Minton | 64 | ANA |
| +124+ | 1.74 | Terry Leach | 82.3 | NYN |
| +125+ | 1.72 | Frank Williams | 56.3 | CIN |
| +126+ | 1.69 | Greg Cadaret | 61 | OAK |
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