| Team | Tm | Tier | Game |
|---|---|---|---|
| San Diego Padres | SDN | 3.42 | 198810010_SDN_HOU |
| Cincinnati Reds | CIN | 3.26 | 198809300_ATL_CIN |
| Milwaukee Brewers | MIL | 2.13 | 198809300_MIL_OAK |
| Oakland Athletics | OAK | 2.09 | 198809290_OAK_MIN |
| Los Angeles Dodgers | LAN | 1.89 | 198809300_SFN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | -5.77 | 198810010_PIT_CHN |
| Baltimore Orioles | BAL | -4.06 | 198809300_BAL_TOR |
| Seattle Mariners | SEA | -2.94 | 198809300_TEX_SEA |
| Boston Red Sox | BOS | -2.4 | 198810010_BOS_CLE |
| Cleveland Indians | CLE | -1.93 | 198809300_BOS_CLE |
Based on accumulated WAA for this season up to 1988-10-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +039+ | 4.28 | Mike Henneman | 91.3 | DET |
| +040+ | 4.16 | John Franco | 85 | CIN |
| +044+ | 3.9 | Brian Holton | 84.7 | LAN |
| +048+ | 3.78 | Alejandro Pena | 93 | LAN |
| +058+ | 3.48 | Greg Harris | 107 | PHI |
| +060+ | 3.46 | Mark Davis | 98.3 | SDN |
| +071+ | 3.08 | Randy Myers | 67 | NYN |
| +073+ | 3.01 | Lance McCullers | 98 | SDN |
| +086+ | 2.86 | Doug Jones | 82.3 | CLE |
| +085+ | 2.86 | Paul Mirabella | 59.3 | MIL |
| +088+ | 2.8 | Juan Agosto | 91.7 | HOU |
| +101+ | 2.51 | Terry Leach | 92 | NYN |
| +104+ | 2.49 | Rob Dibble | 58.3 | CIN |
| +106+ | 2.45 | Jay Howell | 65.3 | LAN |
| +111+ | 2.35 | Jeff Parrett | 92 | WAS |
| +116+ | 2.25 | Roger McDowell | 89 | NYN |
| +117+ | 2.24 | Michael Jackson | 99.7 | SEA |
| +118+ | 2.23 | Steve Farr | 82.7 | KCA |
| +121+ | 2.18 | Chuck Crim | 104.7 | MIL |
| +124+ | 2.14 | Jeff Reardon | 71.7 | MIN |
| +125+ | 2.11 | D Eckersley | 71.7 | OAK |
| +129+ | 2.1 | Craig Lefferts | 92.3 | SFN |
| +132+ | 2.04 | Jose Alvarez | 101.7 | ATL |
| +135+ | 2.02 | John Costello | 48 | SLN |
| +137+ | 1.94 | Dave Leiper | 54 | SDN |
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