| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Mets | NYN | 5.82 | 198905140_SDN_NYN |
| St. Louis Cardinals | SLN | 3.66 | 198905140_CIN_SLN |
| Oakland Athletics | OAK | 3.07 | 198905120_MIL_OAK |
| New York Yankees | NYA | 1.31 | 198905130_NYA_ANA |
| Los Angeles Dodgers | LAN | 1.26 | 198905120_LAN_PHI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Toronto Blue Jays | TOR | -3.66 | 198905140_TOR_MIN |
| Boston Red Sox | BOS | -3.41 | 198905140_BOS_SEA |
| Baltimore Orioles | BAL | -2.67 | 198905130_CHA_BAL |
| Minnesota Twins | MIN | -2.31 | 198905140_TOR_MIN |
| Cleveland Indians | CLE | -1.6 | 198905130_DET_CLE |
Based on accumulated WAA for this season up to 1989-05-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +014+ | 2.02 | Lee Guetterman | 23 | NYA |
| +021+ | 1.91 | Craig Lefferts | 25.3 | SFN |
| +047+ | 1.52 | Larry Andersen | 18.3 | HOU |
| +054+ | 1.29 | Jose Alvarez | 24.7 | ATL |
| XXXXX | 1.22 | Greg Minton | 24.3 | ANA |
| XXXXX | 1.16 | Mark Davis | 23.7 | SDN |
| XXXXX | 1.16 | Mark Knudson | 23.3 | MIL |
| XXXXX | 1.11 | Randy Myers | 18.3 | NYN |
| XXXXX | 1.1 | Dennis Powell | 20 | SEA |
| XXXXX | 1.07 | Frank DiPino | 20 | SLN |
| XXXXX | 1.04 | Rick Aguilera | 20 | NYN |
| XXXXX | 1.04 | Danny Darwin | 30.3 | HOU |
| XXXXX | 0.97 | Jeff Russell | 16.3 | TEX |
| XXXXX | 0.93 | Todd Burns | 23 | OAK |
| XXXXX | 0.91 | Terry Leach | 13.3 | NYN |
| XXXXX | 0.87 | Norm Charlton | 15.3 | CIN |
| XXXXX | 0.86 | Gene Nelson | 10 | OAK |
| XXXXX | 0.85 | Pat Perry | 17.3 | CHN |
| XXXXX | 0.85 | Greg Harris | 15 | SDN |
| XXXXX | 0.82 | Roger McDowell | 17.3 | NYN |
| XXXXX | 0.81 | Bobby Thigpen | 17 | CHA |
| XXXXX | 0.78 | Dennis Eckersley | 14 | OAK |
| XXXXX | 0.78 | John Franco | 19.3 | CIN |
| XXXXX | 0.78 | Rick Honeycutt | 21.3 | OAK |
| XXXXX | 0.76 | Rich Gossage | 11.7 | SFN |
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