| Team | Tm | Tier | Game |
|---|---|---|---|
| Cincinnati Reds | CIN | 4.04 | 198809030_CIN_CHN |
| San Diego Padres | SDN | 3.35 | 198809030_SDN_PHI |
| New York Mets | NYN | 1.58 | 198809030_LAN_NYN |
| Detroit Tigers | DET | 1.26 | 198809020_MIL_DET |
| Los Angeles Dodgers | LAN | 1.01 | 198809030_LAN_NYN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Baltimore Orioles | BAL | -4.01 | 198809020_BAL_SEA |
| Chicago White Sox | CHA | -1.54 | 198809020_CHA_CLE |
| Seattle Mariners | SEA | -1.37 | 198809030_BAL_SEA |
| New York Yankees | NYA | -1.26 | 198809030_NYA_OAK |
| Chicago Cubs | CHN | -1.18 | 198809020_CIN_CHN |
Based on accumulated WAA for this season up to 1988-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +036+ | 4.33 | John Franco | 74.3 | CIN |
| +052+ | 3.19 | Lance McCullers | 81.3 | SDN |
| +056+ | 3.06 | Doug Jones | 72 | CLE |
| +057+ | 3.06 | Mark Davis | 84.7 | SDN |
| +058+ | 3.04 | Brian Holton | 73.7 | LAN |
| +060+ | 2.94 | Mike Henneman | 70 | DET |
| +061+ | 2.93 | Greg Harris | 93 | PHI |
| +063+ | 2.92 | Bryan Harvey | 71 | ANA |
| +071+ | 2.8 | Randy Myers | 56 | NYN |
| +074+ | 2.76 | Alejandro Pena | 77.7 | LAN |
| +075+ | 2.72 | Jeff Parrett | 76.3 | WAS |
| +076+ | 2.71 | Steve Farr | 72.7 | KCA |
| +087+ | 2.49 | Juan Agosto | 79.3 | HOU |
| +091+ | 2.44 | Roger McDowell | 78.3 | NYN |
| +099+ | 2.3 | Chuck Crim | 90 | MIL |
| +103+ | 2.21 | Michael Jackson | 90.7 | SEA |
| +104+ | 2.17 | Larry Andersen | 75.7 | HOU |
| +105+ | 2.13 | John Costello | 37 | SLN |
| +110+ | 2.07 | Jeff Robinson | 105 | PIT |
| +116+ | 1.97 | Paul Mirabella | 46 | MIL |
| +119+ | 1.89 | Jay Howell | 58 | LAN |
| +120+ | 1.88 | Greg Minton | 64 | ANA |
| +122+ | 1.75 | Frank Williams | 56.7 | CIN |
| +123+ | 1.74 | Terry Leach | 82.3 | NYN |
| +126+ | 1.69 | Greg Cadaret | 61 | OAK |
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