| Team | Tm | Tier | Game |
|---|---|---|---|
| Montreal Expos | WAS | 4.1 | 198904210_WAS_SLN |
| Houston Astros | HOU | 2.73 | 198904220_HOU_CIN |
| New York Mets | NYN | 1.86 | 198904220_CHN_NYN |
| Detroit Tigers | DET | 1.79 | 198904200_DET_MIN |
| Cincinnati Reds | CIN | 1.37 | 198904210_HOU_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | -3.47 | 198904220_KCA_BOS |
| Pittsburgh Pirates | PIT | -2.23 | 198904200_PHI_PIT |
| Chicago Cubs | CHN | -1.79 | 198904210_CHN_NYN |
| Chicago White Sox | CHA | -1.56 | 198904220_SEA_CHA |
| California Angels | ANA | -1.22 | 198904220_ANA_OAK |
Based on accumulated WAA for this season up to 1989-04-22.
| Rank | WAA | Name | IP | Tm |
|---|
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