| Team | Tm | Tier | Game |
|---|---|---|---|
| Montreal Expos | WAS | 4.63 | 198805200_WAS_SFN |
| Cincinnati Reds | CIN | 4.51 | 198805200_CHN_CIN |
| Philadelphia Phillies | PHI | 2.11 | 198805210_PHI_SDN |
| San Francisco Giants | SFN | 2.03 | 198805210_WAS_SFN |
| Kansas City Royals | KCA | 1.25 | 198805200_CLE_KCA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Minnesota Twins | MIN | -4.24 | 198805210_MIN_TEX |
| Atlanta Braves | ATL | -2.64 | 198805200_ATL_PIT |
| Seattle Mariners | SEA | -2.06 | 198805200_SEA_BAL |
| Chicago Cubs | CHN | -2 | 198805190_SLN_CHN |
| Boston Red Sox | BOS | -1.43 | 198805200_ANA_BOS |
Based on accumulated WAA for this season up to 1988-05-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +042+ | 1.75 | Bryan Harvey | 21.7 | ANA |
| +055+ | 1.47 | John Franco | 25 | CIN |
| +061+ | 1.35 | Barry Jones | 20.3 | PIT |
| +065+ | 1.3 | Keith Atherton | 23.7 | MIN |
| +066+ | 1.29 | Mark Davis | 30.7 | SDN |
| XXXXX | 1.22 | Dale Mohorcic | 16 | TEX |
| XXXXX | 1.21 | Rob Murphy | 22 | CIN |
| XXXXX | 1.16 | Juan Agosto | 18.3 | HOU |
| XXXXX | 1.16 | Alejandro Pena | 20.3 | LAN |
| XXXXX | 1.14 | Mike Henneman | 21.7 | DET |
| XXXXX | 1.08 | Jeff Robinson | 43.7 | PIT |
| XXXXX | 1.06 | Tom Henke | 21.3 | TOR |
| XXXXX | 1.03 | Craig Lefferts | 26.7 | SFN |
| XXXXX | 0.97 | Wes Gardner | 22.7 | BOS |
| XXXXX | 0.92 | Brian Holton | 20 | LAN |
| XXXXX | 0.91 | Don Robinson | 27.7 | SFN |
| XXXXX | 0.89 | Randy Myers | 14.3 | NYN |
| XXXXX | 0.87 | Jim Gott | 22 | PIT |
| XXXXX | 0.82 | Dan Plesac | 18.3 | MIL |
| XXXXX | 0.79 | Paul Mirabella | 11 | MIL |
| XXXXX | 0.76 | Wally Ritchie | 11 | PHI |
| XXXXX | 0.75 | Lance McCullers | 29.3 | SDN |
| XXXXX | 0.73 | Gene Garber | 17.3 | KCA |
| XXXXX | 0.73 | Jose Alvarez | 10.7 | ATL |
| XXXXX | 0.72 | D Eckersley | 20 | OAK |
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