| Team | Tm | Tier | Game |
|---|---|---|---|
| Baltimore Orioles | BAL | 4.47 | 199109280_BAL_DET |
| New York Yankees | NYA | 3.03 | 199109280_NYA_CLE |
| Chicago White Sox | CHA | 2.93 | 199109290_SEA_CHA |
| Los Angeles Dodgers | LAN | 1.68 | 199109290_SFN_LAN |
| Chicago Cubs | CHN | 1.66 | 199109290_CHN_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Texas Rangers | TEX | -4.23 | 199109301_SEA_TEX |
| Detroit Tigers | DET | -3.97 | 199109280_BAL_DET |
| Milwaukee Brewers | MIL | -3.65 | 199109280_BOS_MIL |
| Oakland Athletics | OAK | -2.89 | 199109300_OAK_KCA |
| Boston Red Sox | BOS | -1.24 | 199109280_BOS_MIL |
Based on accumulated WAA for this season up to 1991-09-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +034+ | 4.85 | Todd Frohwirth | 92.3 | BAL |
| +037+ | 4.77 | Chuck McElroy | 99.7 | CHN |
| +052+ | 4.16 | Bryan Harvey | 77.3 | ANA |
| +064+ | 3.64 | Bill Swift | 89 | SEA |
| +066+ | 3.56 | Mike Flanagan | 96.7 | BAL |
| +070+ | 3.47 | Mark Eichhorn | 79 | ANA |
| +078+ | 3.21 | John Habyan | 87.3 | NYA |
| +083+ | 3.16 | Scott Radinsky | 68 | CHA |
| +086+ | 3.05 | Jeff Brantley | 90.3 | SFN |
| +087+ | 3.05 | Mike Maddux | 95.7 | SDN |
| +095+ | 2.85 | Alejandro Pena | 79.3 | TOT |
| +096+ | 2.83 | Mitch Williams | 84.3 | PHI |
| +098+ | 2.78 | Carl Willis | 85.3 | MIN |
| +101+ | 2.63 | Steve Farr | 67.3 | NYA |
| +102+ | 2.62 | Donn Pall | 66.7 | CHA |
| +104+ | 2.57 | Melido Perez | 131.7 | CHA |
| +110+ | 2.55 | Duane Ward | 104.7 | TOR |
| +108+ | 2.55 | Lee Smith | 71 | SLN |
| +113+ | 2.53 | Jeff Innis | 82.7 | NYN |
| +117+ | 2.42 | Rick Aguilera | 65.3 | MIN |
| +118+ | 2.41 | Norm Charlton | 106.3 | CIN |
| +122+ | 2.34 | Jeff Fassero | 53.3 | WAS |
| +127+ | 2.29 | Mike Henneman | 82.3 | DET |
| +130+ | 2.27 | Roger McDowell | 99 | TOT |
| +132+ | 2.23 | Jeff Montgomery | 90 | KCA |
_