| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.85 | 198806030_HOU_SFN |
| Montreal Expos | WAS | 2.2 | 198806020_WAS_PIT |
| Kansas City Royals | KCA | 1.41 | 198806020_SEA_KCA |
| Philadelphia Phillies | PHI | 1.28 | 198806030_SLN_PHI |
| Los Angeles Dodgers | LAN | 1.17 | 198806030_CIN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Seattle Mariners | SEA | -8.02 | 198806030_SEA_KCA |
| Baltimore Orioles | BAL | -1.71 | 198806010_BAL_SEA |
| Minnesota Twins | MIN | -1.09 | 198806030_OAK_MIN |
| Chicago White Sox | CHA | -1.07 | 198806030_TEX_CHA |
| Chicago Cubs | CHN | -0.75 | 198806030_CHN_NYN |
Based on accumulated WAA for this season up to 1988-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +035+ | 2.17 | Bryan Harvey | 26.3 | ANA |
| +049+ | 1.78 | Craig Lefferts | 35 | SFN |
| +059+ | 1.59 | John Franco | 31 | CIN |
| +071+ | 1.48 | Alejandro Pena | 29 | LAN |
| +072+ | 1.47 | Dale Mohorcic | 25.7 | TEX |
| +075+ | 1.41 | Keith Atherton | 29.7 | MIN |
| +077+ | 1.41 | Dan Plesac | 24.7 | MIL |
| +078+ | 1.4 | Jose Rijo | 46 | CIN |
| +081+ | 1.36 | Jeff Parrett | 35 | WAS |
| +082+ | 1.35 | Juan Agosto | 25.3 | HOU |
| +088+ | 1.32 | D Eckersley | 27 | OAK |
| XXXXX | 1.24 | Roger McDowell | 30.3 | NYN |
| XXXXX | 1.19 | Randy Myers | 18 | NYN |
| XXXXX | 1.15 | Jim Gott | 27.3 | PIT |
| XXXXX | 1.15 | Cecilio Guante | 39.7 | NYA |
| XXXXX | 1.14 | Richard Dotson | 66 | NYA |
| XXXXX | 1.14 | Doug Sisk | 30.7 | BAL |
| XXXXX | 1.13 | Duane Ward | 29 | TOR |
| XXXXX | 1.1 | Jeff Robinson | 50.7 | PIT |
| XXXXX | 1.08 | Wes Gardner | 23.7 | BOS |
| XXXXX | 1.07 | Brian Holton | 24.3 | LAN |
| XXXXX | 1.06 | G Hernandez | 27.7 | DET |
| XXXXX | 1.06 | Doug Jones | 26 | CLE |
| XXXXX | 1.02 | Neil Allen | 23.7 | NYA |
| XXXXX | 1.01 | Don Robinson | 33.3 | SFN |
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