| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | 4.14 | 198904060_ATL_HOU |
| Cincinnati Reds | CIN | 2.79 | 198904050_LAN_CIN |
| Montreal Expos | WAS | 1.21 | 198904050_PIT_WAS |
| Oakland Athletics | OAK | 1.03 | 198904060_SEA_OAK |
| Boston Red Sox | BOS | 0.65 | 198904060_BOS_BAL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | -4.19 | 198904060_PHI_CHN |
| Los Angeles Dodgers | LAN | -3.07 | 198904060_LAN_CIN |
| Kansas City Royals | KCA | -1.44 | 198904050_TOR_KCA |
| Chicago White Sox | CHA | -1.27 | 198904050_CHA_ANA |
| New York Mets | NYN | -1.07 | 198904050_SLN_NYN |
Based on accumulated WAA for this season up to 1989-04-06.
| Rank | WAA | Name | IP | Tm |
|---|
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