| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | 4.53 | 198907050_NYN_HOU |
| New York Mets | NYN | 3.11 | 198907050_NYN_HOU |
| Los Angeles Dodgers | LAN | 2.4 | 198907050_LAN_SLN |
| St. Louis Cardinals | SLN | 1.21 | 198907050_LAN_SLN |
| Cincinnati Reds | CIN | 0.96 | 198907050_CIN_PHI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -6.39 | 198907040_CHA_CLE |
| Boston Red Sox | BOS | -2.7 | 198907040_MIL_BOS |
| Baltimore Orioles | BAL | -1.6 | 198907030_DET_BAL |
| Minnesota Twins | MIN | -1.59 | 198907040_MIN_SEA |
| Chicago Cubs | CHN | -1.45 | 198907050_SDN_CHN |
Based on accumulated WAA for this season up to 1989-07-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +015+ | 3.55 | Larry Andersen | 50.7 | HOU |
| +022+ | 3.11 | Bill Landrum | 39.3 | PIT |
| +026+ | 3.04 | Jay Howell | 46.7 | LAN |
| +039+ | 2.61 | Rick Aguilera | 52.7 | NYN |
| +040+ | 2.59 | Randy Myers | 50 | NYN |
| +044+ | 2.51 | Todd Burns | 58.3 | OAK |
| +049+ | 2.38 | Rob Dibble | 59.3 | CIN |
| +052+ | 2.33 | Lee Guetterman | 52.3 | NYA |
| +059+ | 2.26 | Jeff Montgomery | 51 | KCA |
| +062+ | 2.21 | John Franco | 40.3 | CIN |
| +067+ | 2.13 | Danny Darwin | 69 | HOU |
| +075+ | 1.99 | Mike Schooler | 42 | SEA |
| +076+ | 1.93 | Greg Harris | 47.3 | SDN |
| +077+ | 1.92 | Gregg Olson | 46.7 | BAL |
| +080+ | 1.81 | Craig Lefferts | 55.7 | SFN |
| +083+ | 1.79 | Doug Jones | 37.3 | CLE |
| +089+ | 1.62 | Eric Plunk | 35.7 | TOT |
| +100+ | 1.5 | Tim Burke | 49.3 | WAS |
| +102+ | 1.48 | Dan Quisenberry | 42.3 | SLN |
| +107+ | 1.44 | Mitch Williams | 43.7 | CHN |
| +109+ | 1.42 | Jim Acker | 63 | ATL |
| +111+ | 1.42 | Rich Gossage | 31.3 | SFN |
| +113+ | 1.4 | Frank DiPino | 46.3 | SLN |
| +116+ | 1.38 | Todd Worrell | 28.7 | SLN |
| +121+ | 1.31 | Jeff Russell | 34.3 | TEX |
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