| 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 | -1.89 | 198805200_CHN_CIN |
| Boston Red Sox | BOS | -1.43 | 198805200_ANA_BOS |
Based on accumulated WAA for this season up to 1988-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +044+ | 1.75 | Bryan Harvey | 21.7 | ANA |
| +052+ | 1.47 | John Franco | 25 | CIN |
| +058+ | 1.39 | Rob Murphy | 24 | CIN |
| +064+ | 1.36 | Barry Jones | 20.3 | PIT |
| +065+ | 1.34 | Dale Mohorcic | 17.3 | TEX |
| +069+ | 1.33 | Alejandro Pena | 22.3 | LAN |
| +072+ | 1.3 | Keith Atherton | 23.7 | MIN |
| +073+ | 1.29 | Mark Davis | 30.7 | SDN |
| +076+ | 1.27 | Juan Agosto | 19.7 | HOU |
| XXXXX | 1.18 | Jeff Robinson | 44.7 | PIT |
| XXXXX | 1.14 | Mike Henneman | 21.7 | DET |
| XXXXX | 1.06 | Tom Henke | 21.3 | TOR |
| XXXXX | 1.04 | Craig Lefferts | 26.7 | SFN |
| XXXXX | 0.97 | Wes Gardner | 22.7 | BOS |
| XXXXX | 0.96 | Roger McDowell | 26.7 | NYN |
| XXXXX | 0.92 | Brian Holton | 20 | LAN |
| XXXXX | 0.92 | Dan Plesac | 19.3 | MIL |
| XXXXX | 0.91 | Don Robinson | 27.7 | SFN |
| XXXXX | 0.89 | Randy Myers | 14.3 | NYN |
| XXXXX | 0.87 | Jim Gott | 22 | PIT |
| XXXXX | 0.85 | Wally Ritchie | 12 | PHI |
| XXXXX | 0.83 | Duane Ward | 18.7 | TOR |
| XXXXX | 0.83 | Bob Stanley | 11.7 | BOS |
| XXXXX | 0.82 | Tim Crews | 9.3 | LAN |
| XXXXX | 0.79 | Paul Mirabella | 11 | MIL |
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