| Team | Tm | Tier | Game |
|---|---|---|---|
| Seattle Mariners | SEA | 5.18 | 199108190_ANA_SEA |
| Chicago White Sox | CHA | 2.26 | 199108210_DET_CHA |
| Cincinnati Reds | CIN | 1.89 | 199108201_ATL_CIN |
| Los Angeles Dodgers | LAN | 1.41 | 199108210_SDN_LAN |
| San Diego Padres | SDN | 1.39 | 199108190_SDN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | -2.73 | 199108190_OAK_MIN |
| Texas Rangers | TEX | -2.73 | 199108190_BAL_TEX |
| Boston Red Sox | BOS | -2.42 | 199108211_CLE_BOS |
| Milwaukee Brewers | MIL | -1.71 | 199108200_MIL_TOR |
| Detroit Tigers | DET | -1.63 | 199108210_DET_CHA |
Based on accumulated WAA for this season up to 1991-08-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +037+ | 3.93 | Mark Eichhorn | 63 | ANA |
| +040+ | 3.85 | Chuck McElroy | 73.3 | CHN |
| +042+ | 3.79 | Mike Flanagan | 85 | BAL |
| +056+ | 3.24 | John Habyan | 67 | NYA |
| +057+ | 3.22 | Todd Frohwirth | 65 | BAL |
| +059+ | 3.19 | Bryan Harvey | 55 | ANA |
| +062+ | 3.18 | Scott Terry | 70.7 | SLN |
| +064+ | 3.03 | Bill Swift | 67 | SEA |
| +067+ | 2.86 | Carl Willis | 65.3 | MIN |
| +074+ | 2.7 | Al Osuna | 61.7 | HOU |
| +084+ | 2.46 | Mitch Williams | 61.7 | PHI |
| +088+ | 2.33 | Rob Dibble | 64 | CIN |
| +094+ | 2.24 | Duane Ward | 84 | TOR |
| +095+ | 2.22 | Michael Jackson | 67.3 | SEA |
| +097+ | 2.2 | Alejandro Pena | 60 | NYN |
| +099+ | 2.17 | Mike Maddux | 71.7 | SDN |
| +101+ | 2.15 | Melido Perez | 113 | CHA |
| +100+ | 2.15 | Mike Stanton | 55.3 | ATL |
| +102+ | 2.15 | Mike Henneman | 76 | DET |
| +108+ | 2.08 | Scott Radinsky | 53.7 | CHA |
| +113+ | 1.94 | Lee Smith | 57.3 | SLN |
| +117+ | 1.86 | Steve Farr | 56.7 | NYA |
| +119+ | 1.85 | Bill Landrum | 58.7 | PIT |
| +120+ | 1.85 | Jeff Brantley | 66 | SFN |
| +122+ | 1.81 | Jeff Innis | 60.3 | NYN |
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