| 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 | 2.88 | 199109280_SEA_CHA |
| Los Angeles Dodgers | LAN | 1.84 | 199109270_SFN_LAN |
| San Diego Padres | SDN | 1.17 | 199109280_SDN_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -4.49 | 199109270_BAL_DET |
| Milwaukee Brewers | MIL | -4.14 | 199109270_BOS_MIL |
| Texas Rangers | TEX | -3.38 | 199109270_TEX_OAK |
| Oakland Athletics | OAK | -2.51 | 199109260_TEX_OAK |
| St. Louis Cardinals | SLN | -1.38 | 199109270_CHN_SLN |
Based on accumulated WAA for this season up to 1991-09-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +037+ | 4.73 | Chuck McElroy | 97 | CHN |
| +040+ | 4.57 | Todd Frohwirth | 89.3 | BAL |
| +054+ | 4 | Bryan Harvey | 75.7 | ANA |
| +065+ | 3.55 | Mike Flanagan | 96.7 | BAL |
| +067+ | 3.49 | Bill Swift | 87.3 | SEA |
| +068+ | 3.46 | Mark Eichhorn | 79 | ANA |
| +072+ | 3.33 | Mitch Williams | 83 | PHI |
| +081+ | 3.13 | Jeff Brantley | 89 | SFN |
| +085+ | 3.07 | Scott Radinsky | 67 | CHA |
| +089+ | 3.03 | Mike Maddux | 95.7 | SDN |
| +090+ | 3.02 | John Habyan | 85.3 | NYA |
| +094+ | 2.85 | Alejandro Pena | 79.3 | TOT |
| +096+ | 2.78 | Carl Willis | 85.3 | MIN |
| +097+ | 2.74 | Rick Aguilera | 64.3 | MIN |
| +101+ | 2.63 | Steve Farr | 67.3 | NYA |
| +102+ | 2.62 | Donn Pall | 66.7 | CHA |
| +104+ | 2.56 | Melido Perez | 131.7 | CHA |
| +106+ | 2.55 | Lee Smith | 71 | SLN |
| +115+ | 2.45 | Duane Ward | 103.7 | TOR |
| +116+ | 2.45 | Jeff Fassero | 52.3 | WAS |
| +117+ | 2.44 | Jeff Innis | 81.7 | NYN |
| +119+ | 2.41 | Norm Charlton | 106.3 | CIN |
| +118+ | 2.41 | Kent Mercker | 72.3 | ATL |
| +123+ | 2.32 | Mike Magnante | 51.3 | KCA |
| +127+ | 2.29 | Mike Henneman | 82.3 | DET |
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