| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Mets | NYN | 4.4 | 198905090_NYN_CIN |
| Oakland Athletics | OAK | 2.45 | 198905080_OAK_BAL |
| Cincinnati Reds | CIN | 2.3 | 198905090_NYN_CIN |
| Milwaukee Brewers | MIL | 1.59 | 198905100_CHA_MIL |
| New York Yankees | NYA | 1.19 | 198905080_TEX_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Toronto Blue Jays | TOR | -3.08 | 198905090_SEA_TOR |
| Baltimore Orioles | BAL | -2.08 | 198905080_OAK_BAL |
| Seattle Mariners | SEA | -1.48 | 198905090_SEA_TOR |
| Minnesota Twins | MIN | -0.71 | 198905090_MIN_BOS |
| Chicago Cubs | CHN | -0.47 | 198905090_SFN_CHN |
Based on accumulated WAA for this season up to 1989-05-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +019+ | 1.9 | Craig Lefferts | 25.3 | SFN |
| +022+ | 1.84 | Lee Guetterman | 21 | NYA |
| +041+ | 1.44 | Larry Andersen | 17.3 | HOU |
| XXXXX | 1.23 | Jay Howell | 20 | LAN |
| XXXXX | 1.15 | Mark Knudson | 23.3 | MIL |
| XXXXX | 1.04 | Danny Darwin | 30.3 | HOU |
| XXXXX | 1.02 | Dennis Powell | 19 | SEA |
| XXXXX | 0.99 | Mark Davis | 21.3 | SDN |
| XXXXX | 0.97 | Greg Minton | 21.3 | ANA |
| XXXXX | 0.97 | Jose Alvarez | 21 | ATL |
| XXXXX | 0.94 | Dennis Eckersley | 13.3 | OAK |
| XXXXX | 0.93 | Terry Leach | 13.3 | NYN |
| XXXXX | 0.91 | Rick Aguilera | 18 | NYN |
| XXXXX | 0.88 | Jeff Russell | 15.3 | TEX |
| XXXXX | 0.87 | Norm Charlton | 15.3 | CIN |
| XXXXX | 0.86 | Pat Perry | 17.3 | CHN |
| XXXXX | 0.8 | Randy Myers | 14.3 | NYN |
| XXXXX | 0.79 | Frank DiPino | 16.7 | SLN |
| XXXXX | 0.79 | Paul Assenmacher | 11.7 | ATL |
| XXXXX | 0.78 | Luis Aquino | 19.7 | KCA |
| XXXXX | 0.78 | Gene Nelson | 9 | OAK |
| XXXXX | 0.76 | Rick Honeycutt | 21 | OAK |
| XXXXX | 0.75 | Todd Worrell | 18.7 | SLN |
| XXXXX | 0.71 | Cecilio Guante | 18.3 | TEX |
| XXXXX | 0.71 | John Franco | 16 | CIN |
_