| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.34 | 198805250_SFN_NYN |
| Cincinnati Reds | CIN | 3.16 | 198805240_CIN_SLN |
| Montreal Expos | WAS | 2.69 | 198805240_SDN_WAS |
| Philadelphia Phillies | PHI | 1.79 | 198805240_LAN_PHI |
| Los Angeles Dodgers | LAN | 0.83 | 198805250_LAN_PHI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | -4.35 | 198805250_BOS_SEA |
| Minnesota Twins | MIN | -4.31 | 198805250_MIN_KCA |
| Seattle Mariners | SEA | -2.13 | 198805240_BOS_SEA |
| Atlanta Braves | ATL | -1.68 | 198805250_ATL_CHN |
| Baltimore Orioles | BAL | -1.11 | 198805240_BAL_OAK |
Based on accumulated WAA for this season up to 1988-05-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +044+ | 1.83 | Bryan Harvey | 22.7 | ANA |
| +058+ | 1.48 | John Franco | 27.7 | CIN |
| +060+ | 1.46 | Dale Mohorcic | 18.7 | TEX |
| +062+ | 1.44 | Rob Murphy | 24.7 | CIN |
| +064+ | 1.43 | Jeff Robinson | 47.7 | PIT |
| +068+ | 1.4 | Juan Agosto | 21 | HOU |
| +067+ | 1.4 | Alejandro Pena | 23.3 | LAN |
| +071+ | 1.36 | Mark Davis | 31.7 | SDN |
| +075+ | 1.29 | Keith Atherton | 26 | MIN |
| +079+ | 1.26 | Barry Jones | 21.7 | PIT |
| XXXXX | 1.22 | Tom Henke | 23 | TOR |
| XXXXX | 1.13 | Mike Henneman | 21.7 | DET |
| XXXXX | 1.13 | Craig Lefferts | 27.7 | SFN |
| XXXXX | 1.07 | Wes Gardner | 23.7 | BOS |
| XXXXX | 1.06 | Dan Plesac | 21 | MIL |
| XXXXX | 1.04 | Roger McDowell | 27.7 | NYN |
| XXXXX | 1.02 | Wally Ritchie | 14 | PHI |
| XXXXX | 0.97 | Jose Rijo | 39 | CIN |
| XXXXX | 0.95 | Doug Sisk | 28.7 | BAL |
| XXXXX | 0.94 | Don Robinson | 28 | SFN |
| XXXXX | 0.94 | Randy Myers | 15 | NYN |
| XXXXX | 0.92 | Jeff Parrett | 30 | WAS |
| XXXXX | 0.92 | Duane Ward | 19.7 | TOR |
| XXXXX | 0.9 | Brian Holton | 20 | LAN |
| XXXXX | 0.88 | Dave Righetti | 22 | NYA |
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