| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.37 | 198805260_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 1988-05-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +044+ | 1.84 | Bryan Harvey | 22.7 | ANA |
| +052+ | 1.61 | Dale Mohorcic | 20.3 | TEX |
| +057+ | 1.49 | John Franco | 27.7 | CIN |
| +059+ | 1.47 | Alejandro Pena | 24 | LAN |
| +061+ | 1.45 | Rob Murphy | 24.7 | CIN |
| +063+ | 1.44 | Jeff Robinson | 47.7 | PIT |
| +065+ | 1.4 | Juan Agosto | 21 | HOU |
| +068+ | 1.39 | Craig Lefferts | 30.7 | SFN |
| +071+ | 1.37 | Mark Davis | 31.7 | SDN |
| +076+ | 1.3 | Keith Atherton | 26 | MIN |
| +079+ | 1.26 | Barry Jones | 21.7 | PIT |
| XXXXX | 1.19 | Jeff Parrett | 33 | WAS |
| XXXXX | 1.14 | Mike Henneman | 21.7 | DET |
| XXXXX | 1.07 | Wes Gardner | 23.7 | BOS |
| XXXXX | 1.07 | Dan Plesac | 21 | MIL |
| XXXXX | 1.05 | Roger McDowell | 27.7 | NYN |
| XXXXX | 1.02 | Wally Ritchie | 14 | PHI |
| XXXXX | 0.97 | Jose Rijo | 39 | CIN |
| XXXXX | 0.97 | Jay Howell | 18.3 | LAN |
| XXXXX | 0.95 | Randy Myers | 15 | NYN |
| XXXXX | 0.95 | Don Robinson | 28 | SFN |
| XXXXX | 0.95 | Doug Sisk | 28.7 | BAL |
| XXXXX | 0.91 | Brian Holton | 20 | LAN |
| XXXXX | 0.9 | Tom Henke | 24 | TOR |
| XXXXX | 0.88 | Paul Mirabella | 12 | MIL |
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