| Team | Tm | Tier | Game |
|---|---|---|---|
| Baltimore Orioles | BAL | 2.36 | 199108100_CHA_BAL |
| California Angels | ANA | 1.82 | 199108120_ANA_MIN |
| Seattle Mariners | SEA | 1.8 | 199108120_OAK_SEA |
| Chicago White Sox | CHA | 1.71 | 199108120_CHA_BAL |
| San Diego Padres | SDN | 1.56 | 199108120_HOU_SDN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | -4.43 | 199108100_OAK_ANA |
| Texas Rangers | TEX | -2.64 | 199108120_MIL_TEX |
| Boston Red Sox | BOS | -2.29 | 199108110_BOS_TOR |
| Milwaukee Brewers | MIL | -1.98 | 199108120_MIL_TEX |
| St. Louis Cardinals | SLN | -1.57 | 199108110_SLN_PIT |
Based on accumulated WAA for this season up to 1991-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +034+ | 3.89 | Mark Eichhorn | 60.7 | ANA |
| +037+ | 3.74 | Chuck McElroy | 70 | CHN |
| +042+ | 3.58 | Mike Flanagan | 83 | BAL |
| +051+ | 3.14 | Scott Terry | 66 | SLN |
| +063+ | 2.68 | Steve Howe | 47.3 | NYA |
| +066+ | 2.67 | Bryan Harvey | 49.7 | ANA |
| +071+ | 2.55 | Carl Willis | 57.3 | MIN |
| +072+ | 2.55 | Juan Berenguer | 64.3 | ATL |
| +074+ | 2.52 | Mike Maddux | 69 | SDN |
| +075+ | 2.52 | John Habyan | 59.3 | NYA |
| +077+ | 2.42 | Bill Swift | 60.7 | SEA |
| +080+ | 2.36 | Al Osuna | 58 | HOU |
| +082+ | 2.28 | Duane Ward | 80.3 | TOR |
| +084+ | 2.27 | Rob Dibble | 56.3 | CIN |
| +088+ | 2.24 | Steve Farr | 51.7 | NYA |
| +091+ | 2.16 | Mike Henneman | 71.7 | DET |
| +092+ | 2.15 | Francisco Oliveras | 58 | SFN |
| +093+ | 2.15 | Mitch Williams | 56.3 | PHI |
| +095+ | 2.13 | Todd Frohwirth | 53.3 | BAL |
| +109+ | 1.92 | Scott Radinsky | 50 | CHA |
| +110+ | 1.91 | Jeff Innis | 57.3 | NYN |
| +115+ | 1.79 | Alejandro Pena | 56 | NYN |
| +121+ | 1.75 | Dennis Eckersley | 53.3 | OAK |
| +123+ | 1.71 | Melido Perez | 104.3 | CHA |
| +126+ | 1.65 | Mike Stanton | 50 | ATL |
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