| Team | Tm | Tier | Game |
|---|---|---|---|
| Seattle Mariners | SEA | 3.61 | 199108050_SEA_OAK |
| San Diego Padres | SDN | 2.68 | 199108040_SDN_ATL |
| Baltimore Orioles | BAL | 2.54 | 199108050_MIL_BAL |
| Toronto Blue Jays | TOR | 1.98 | 199108040_TOR_BOS |
| Los Angeles Dodgers | LAN | 1.23 | 199108040_LAN_HOU |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | -8.01 | 199108060_SEA_OAK |
| Texas Rangers | TEX | -5.11 | 199108040_TEX_MIL |
| Boston Red Sox | BOS | -4.6 | 199108060_BOS_KCA |
| Milwaukee Brewers | MIL | -2.06 | 199108040_TEX_MIL |
| Detroit Tigers | DET | -1.38 | 199108050_NYA_DET |
Based on accumulated WAA for this season up to 1991-08-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 3.77 | Chuck McElroy | 67.3 | CHN |
| +033+ | 3.75 | Mark Eichhorn | 56.7 | ANA |
| +035+ | 3.67 | Mike Flanagan | 79 | BAL |
| +054+ | 2.91 | Scott Terry | 63.3 | SLN |
| +061+ | 2.75 | Duane Ward | 75.7 | TOR |
| +065+ | 2.62 | Bryan Harvey | 49 | ANA |
| +069+ | 2.57 | Mike Maddux | 67 | SDN |
| +071+ | 2.5 | Steve Howe | 45.3 | NYA |
| +072+ | 2.48 | Steve Farr | 49.7 | NYA |
| +076+ | 2.37 | Bill Swift | 60 | SEA |
| +078+ | 2.36 | Todd Frohwirth | 48.7 | BAL |
| +080+ | 2.35 | John Habyan | 57.3 | NYA |
| +083+ | 2.32 | Al Osuna | 57.7 | HOU |
| +084+ | 2.28 | Mike Henneman | 68 | DET |
| +088+ | 2.23 | Kent Mercker | 47 | ATL |
| +089+ | 2.23 | Juan Berenguer | 60.7 | ATL |
| +091+ | 2.15 | Rob Dibble | 52.7 | CIN |
| +093+ | 2.09 | Carl Willis | 52.3 | MIN |
| +104+ | 1.89 | Lee Smith | 52.3 | SLN |
| +107+ | 1.86 | Tom Henke | 31.7 | TOR |
| +109+ | 1.82 | Scott Radinsky | 48.7 | CHA |
| +113+ | 1.79 | Francisco Oliveras | 53.7 | SFN |
| +120+ | 1.75 | Mitch Williams | 51.7 | PHI |
| +121+ | 1.7 | Jeff Fassero | 35 | WAS |
| +123+ | 1.65 | Lee Guetterman | 52 | NYA |
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