| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 9.93 | 198907170_CHN_LAN |
| St. Louis Cardinals | SLN | 2.38 | 198907160_SLN_LAN |
| New York Mets | NYN | 1.89 | 198907160_NYN_ATL |
| Oakland Athletics | OAK | 0.85 | 198907160_OAK_TOR |
| California Angels | ANA | 0.83 | 198907150_ANA_BAL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | -5.81 | 198907170_BOS_TEX |
| Chicago White Sox | CHA | -2.31 | 198907160_MIL_CHA |
| Minnesota Twins | MIN | -1.08 | 198907170_CLE_MIN |
| Seattle Mariners | SEA | -0.84 | 198907170_SEA_BAL |
| Detroit Tigers | DET | -0.71 | 198907160_SEA_DET |
Based on accumulated WAA for this season up to 1989-07-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +014+ | 3.88 | Orel Hershiser | 143.3 | LAN |
| +019+ | 3.74 | Larry Andersen | 57.3 | HOU |
| +024+ | 3.47 | Bill Landrum | 43.3 | PIT |
| +026+ | 3.34 | Jay Howell | 49.7 | LAN |
| +036+ | 2.89 | Danny Darwin | 77.3 | HOU |
| +040+ | 2.81 | Randy Myers | 52 | NYN |
| +041+ | 2.79 | Jeff Montgomery | 59 | KCA |
| +044+ | 2.75 | Rick Aguilera | 58.7 | NYN |
| +059+ | 2.35 | Todd Burns | 65.7 | OAK |
| +064+ | 2.24 | John Franco | 45.3 | CIN |
| +066+ | 2.2 | Rick Mahler | 154 | CIN |
| +067+ | 2.19 | Craig Lefferts | 62.3 | SFN |
| +069+ | 2.15 | Gregg Olson | 51.3 | BAL |
| +071+ | 2.09 | Mike Schooler | 45.7 | SEA |
| +072+ | 2.05 | Mitch Williams | 50.3 | CHN |
| +075+ | 2.03 | Greg Harris | 55.3 | SDN |
| +091+ | 1.81 | Mark Grant | 57.7 | SDN |
| +092+ | 1.8 | Roger McDowell | 52.3 | TOT |
| +095+ | 1.71 | Frank DiPino | 54.3 | SLN |
| +096+ | 1.71 | Greg Minton | 48.7 | ANA |
| +097+ | 1.69 | Jim Acker | 68.3 | ATL |
| +098+ | 1.68 | Rob Dibble | 60.7 | CIN |
| +099+ | 1.66 | Lee Guetterman | 58.7 | NYA |
| +101+ | 1.65 | Doug Jones | 45.3 | CLE |
| +102+ | 1.64 | Eric Plunk | 45 | TOT |
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