| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.43 | 198805270_SFN_PHI |
| Cincinnati Reds | CIN | 2.88 | 198805270_PIT_CIN |
| Montreal Expos | WAS | 2.26 | 198805270_LAN_WAS |
| Philadelphia Phillies | PHI | 1.33 | 198805290_SFN_PHI |
| Kansas City Royals | KCA | 1.03 | 198805290_TEX_KCA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | -7 | 198805280_BOS_OAK |
| Minnesota Twins | MIN | -1.91 | 198805270_DET_MIN |
| Seattle Mariners | SEA | -1.78 | 198805270_NYA_SEA |
| Atlanta Braves | ATL | -1.59 | 198805280_SLN_ATL |
| Baltimore Orioles | BAL | -1.03 | 198805270_BAL_ANA |
Based on accumulated WAA for this season up to 1988-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +041+ | 1.94 | Bryan Harvey | 24 | ANA |
| +052+ | 1.75 | Dale Mohorcic | 22 | TEX |
| +056+ | 1.64 | John Franco | 29.7 | CIN |
| +060+ | 1.59 | Jeff Robinson | 49.7 | PIT |
| +061+ | 1.58 | Mark Davis | 34.3 | SDN |
| +072+ | 1.38 | Alejandro Pena | 25.7 | LAN |
| +073+ | 1.38 | Craig Lefferts | 30.7 | SFN |
| +076+ | 1.36 | Juan Agosto | 23 | HOU |
| +078+ | 1.33 | Jeff Parrett | 35 | WAS |
| +082+ | 1.25 | Barry Jones | 21.7 | PIT |
| XXXXX | 1.21 | Keith Atherton | 27.7 | MIN |
| XXXXX | 1.13 | Rob Murphy | 26 | CIN |
| XXXXX | 1.12 | Dan Plesac | 21.7 | MIL |
| XXXXX | 1.08 | Roger McDowell | 28.3 | NYN |
| XXXXX | 1.08 | Jose Rijo | 43 | CIN |
| XXXXX | 1.06 | Wes Gardner | 23.7 | BOS |
| XXXXX | 1.03 | Jim Gott | 26.3 | PIT |
| XXXXX | 1.03 | Odell Jones | 27.7 | MIL |
| XXXXX | 1.01 | Wally Ritchie | 14 | PHI |
| XXXXX | 1 | D Eckersley | 23.3 | OAK |
| XXXXX | 0.94 | Doug Sisk | 28.7 | BAL |
| XXXXX | 0.93 | Randy Myers | 15 | NYN |
| XXXXX | 0.9 | Bill Long | 36.7 | CHA |
| XXXXX | 0.9 | Tom Henke | 24.3 | TOR |
| XXXXX | 0.89 | Cecilio Guante | 36.7 | NYA |
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