| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Mets | NYN | 2.63 | 198906110_NYN_PIT |
| Cincinnati Reds | CIN | 1.77 | 198906120_CIN_LAN |
| St. Louis Cardinals | SLN | 1.36 | 198906110_SLN_CHN |
| Houston Astros | HOU | 1.31 | 198906130_HOU_LAN |
| Oakland Athletics | OAK | 0.75 | 198906130_OAK_KCA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -3.68 | 198906130_CLE_CHA |
| Seattle Mariners | SEA | -3.28 | 198906110_SEA_CLE |
| Pittsburgh Pirates | PIT | -2.31 | 198906110_NYN_PIT |
| Boston Red Sox | BOS | -2.1 | 198906130_DET_BOS |
| Minnesota Twins | MIN | -1.16 | 198906110_CHA_MIN |
Based on accumulated WAA for this season up to 1989-06-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +014+ | 2.86 | Larry Andersen | 38 | HOU |
| +031+ | 2.47 | Rick Aguilera | 39 | NYN |
| +035+ | 2.32 | Todd Burns | 48.7 | OAK |
| +037+ | 2.24 | Jay Howell | 37.3 | LAN |
| +038+ | 2.24 | Craig Lefferts | 46.3 | SFN |
| +042+ | 2.16 | Lee Guetterman | 41.3 | NYA |
| +047+ | 2.1 | Greg Minton | 39 | ANA |
| +056+ | 1.98 | Randy Myers | 35.7 | NYN |
| +063+ | 1.81 | John Franco | 31 | CIN |
| +069+ | 1.69 | Greg Harris | 34.3 | SDN |
| +068+ | 1.69 | Rob Dibble | 44.3 | CIN |
| +073+ | 1.58 | Bill Landrum | 21.3 | PIT |
| +078+ | 1.56 | Frank DiPino | 33.7 | SLN |
| +079+ | 1.55 | Mike Schooler | 32.3 | SEA |
| +083+ | 1.51 | Kenny Rogers | 29.7 | TEX |
| +085+ | 1.49 | Pat Perry | 32 | CHN |
| +087+ | 1.47 | Rich Gossage | 22.3 | SFN |
| +086+ | 1.47 | Jeff Montgomery | 34.7 | KCA |
| +090+ | 1.42 | Mike LaCoss | 41.7 | SFN |
| +091+ | 1.4 | Jeff Russell | 28.3 | TEX |
| +094+ | 1.37 | Mark Knudson | 47 | MIL |
| XXXXX | 1.21 | Mitch Williams | 33.7 | CHN |
| XXXXX | 1.18 | Danny Darwin | 53.7 | HOU |
| XXXXX | 1.15 | Gregg Olson | 35.7 | BAL |
| XXXXX | 1.13 | Dan Schatzeder | 29.7 | HOU |
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