| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 5.2 | 198908110_LAN_SFN |
| Houston Astros | HOU | 3.18 | 198908120_CIN_HOU |
| St. Louis Cardinals | SLN | 2.5 | 198908120_SLN_NYN |
| Oakland Athletics | OAK | 2.34 | 198908110_OAK_ANA |
| Pittsburgh Pirates | PIT | 1.96 | 198908110_PIT_WAS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -7 | 198908100_DET_TEX |
| Chicago White Sox | CHA | -2.57 | 198908110_CHA_SEA |
| Minnesota Twins | MIN | -1.86 | 198908120_NYA_MIN |
| Milwaukee Brewers | MIL | -1.47 | 198908120_MIL_CLE |
| Montreal Expos | WAS | -0.98 | 198908120_PIT_WAS |
Based on accumulated WAA for this season up to 1989-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +024+ | 4.16 | Jay Howell | 61 | LAN |
| +034+ | 3.6 | Bill Landrum | 57.3 | PIT |
| +037+ | 3.56 | Jeff Montgomery | 70 | KCA |
| +038+ | 3.55 | Mike Morgan | 135 | LAN |
| +043+ | 3.37 | Mitch Williams | 65.7 | CHN |
| +046+ | 3.25 | Larry Andersen | 70.3 | HOU |
| +054+ | 3.03 | Randy Myers | 64 | NYN |
| +057+ | 2.91 | Todd Burns | 77 | OAK |
| +061+ | 2.81 | Jeff Parrett | 77.3 | PHI |
| +062+ | 2.8 | Doug Drabek | 171.7 | PIT |
| +064+ | 2.79 | Craig Lefferts | 83 | SFN |
| +066+ | 2.77 | Danny Darwin | 94.3 | HOU |
| +070+ | 2.69 | Rob Murphy | 77.3 | BOS |
| +075+ | 2.5 | Les Lancaster | 31.3 | CHN |
| +078+ | 2.43 | Rob Dibble | 71.7 | CIN |
| +082+ | 2.3 | Dennis Eckersley | 33.7 | OAK |
| +087+ | 2.21 | Mark Davis | 62 | SDN |
| +088+ | 2.15 | Mike Schooler | 58.3 | SEA |
| +091+ | 2.1 | Roger McDowell | 65 | TOT |
| +093+ | 2.09 | Jim Acker | 92.7 | ATL |
| +095+ | 2.07 | Rick Honeycutt | 60 | OAK |
| +100+ | 2.04 | Jeff Russell | 49.3 | TEX |
| +102+ | 2.01 | Gregg Olson | 64 | BAL |
| +103+ | 1.97 | Greg Harris | 86 | SDN |
| +112+ | 1.87 | Dan Quisenberry | 60.3 | SLN |
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