| Team | Tm | Tier | Game |
|---|---|---|---|
| Toronto Blue Jays | TOR | 2.43 | 199107190_TOR_TEX |
| San Diego Padres | SDN | 1.94 | 199107200_PHI_SDN |
| California Angels | ANA | 1.03 | 199107180_CLE_ANA |
| Seattle Mariners | SEA | 0.81 | 199107200_SEA_BAL |
| Cincinnati Reds | CIN | 0.73 | 199107200_CIN_PIT |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -7.06 | 199107190_DET_KCA |
| Philadelphia Phillies | PHI | -4.01 | 199107190_PHI_SDN |
| Texas Rangers | TEX | -2.94 | 199107180_TOR_TEX |
| Cleveland Indians | CLE | -2.53 | 199107190_CLE_ANA |
| Milwaukee Brewers | MIL | -0.99 | 199107200_MIL_CHA |
Based on accumulated WAA for this season up to 1991-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +019+ | 3.75 | Mark Eichhorn | 50.7 | ANA |
| +035+ | 3.03 | Chuck McElroy | 55 | CHN |
| +043+ | 2.85 | Scott Terry | 54.3 | SLN |
| +055+ | 2.49 | Duane Ward | 64.7 | TOR |
| +058+ | 2.44 | Rob Dibble | 45 | CIN |
| +059+ | 2.43 | Steve Howe | 38.3 | NYA |
| +065+ | 2.29 | Jeff Gray | 57 | BOS |
| +067+ | 2.27 | Mike Flanagan | 62.3 | BAL |
| +069+ | 2.19 | Steve Farr | 42.7 | NYA |
| +070+ | 2.19 | Juan Berenguer | 54.3 | ATL |
| +071+ | 2.18 | Kent Mercker | 40.3 | ATL |
| +078+ | 2.13 | Bryan Harvey | 42 | ANA |
| +077+ | 2.13 | Lee Guetterman | 39.7 | NYA |
| +084+ | 1.99 | Todd Frohwirth | 36 | BAL |
| +083+ | 1.99 | Jim Clancy | 50 | HOU |
| +085+ | 1.95 | Mike Maddux | 56.3 | SDN |
| +096+ | 1.81 | Mike Henneman | 57 | DET |
| +101+ | 1.76 | Bill Landrum | 42.7 | PIT |
| +103+ | 1.75 | Al Osuna | 45 | HOU |
| +112+ | 1.64 | Bill Swift | 48 | SEA |
| +114+ | 1.59 | Mike Timlin | 71 | TOR |
| +118+ | 1.56 | John Habyan | 47.3 | NYA |
| +119+ | 1.56 | Jeff Innis | 42.7 | NYN |
| +120+ | 1.55 | Dennis Eckersley | 42.3 | OAK |
| +124+ | 1.54 | John Burkett | 130.7 | SFN |
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