| Team | Tm | Tier | Game |
|---|---|---|---|
| Toronto Blue Jays | TOR | 2.46 | 199107160_TOR_KCA |
| Seattle Mariners | SEA | 1.79 | 199107160_NYA_SEA |
| Los Angeles Dodgers | LAN | 1.25 | 199107150_LAN_PHI |
| San Diego Padres | SDN | 1.22 | 199107160_SDN_WAS |
| California Angels | ANA | 0.81 | 199107160_BAL_ANA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -11.59 | 199107160_TEX_DET |
| Philadelphia Phillies | PHI | -7.71 | 199107150_LAN_PHI |
| Texas Rangers | TEX | -4.03 | 199107150_TEX_DET |
| Cleveland Indians | CLE | -2.52 | 199107160_CLE_OAK |
| St. Louis Cardinals | SLN | -2.21 | 199107140_SLN_ATL |
Based on accumulated WAA for this season up to 1991-07-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +014+ | 3.97 | Mike Morgan | 125 | LAN |
| +024+ | 3.49 | Mark Eichhorn | 47.7 | ANA |
| +035+ | 3.14 | Chuck McElroy | 54 | CHN |
| +048+ | 2.64 | Scott Terry | 52 | SLN |
| +054+ | 2.44 | Rob Dibble | 45 | CIN |
| +059+ | 2.36 | Duane Ward | 61 | TOR |
| +062+ | 2.33 | Mike Flanagan | 60.3 | BAL |
| +064+ | 2.26 | Bryan Harvey | 41 | ANA |
| +066+ | 2.25 | Steve Howe | 36.3 | NYA |
| +070+ | 2.13 | Jeff Gray | 55 | BOS |
| +071+ | 2.13 | Lee Guetterman | 39.7 | NYA |
| +073+ | 2.1 | Steve Farr | 41.7 | NYA |
| +076+ | 2.07 | Juan Berenguer | 53 | ATL |
| +075+ | 2.07 | Todd Frohwirth | 34.3 | BAL |
| +078+ | 2 | Kent Mercker | 38.3 | ATL |
| +082+ | 1.93 | Jim Clancy | 49.3 | HOU |
| +089+ | 1.87 | Bill Krueger | 90 | SEA |
| +093+ | 1.81 | Mike Henneman | 57 | DET |
| +094+ | 1.8 | Mike Maddux | 54.7 | SDN |
| +098+ | 1.76 | Lee Smith | 44.7 | SLN |
| +099+ | 1.75 | Rob MacDonald | 24 | TOR |
| +105+ | 1.67 | Bill Landrum | 41.7 | PIT |
| +106+ | 1.65 | Mike Timlin | 69.3 | TOR |
| +112+ | 1.56 | Dennis Eckersley | 42.3 | OAK |
| +113+ | 1.55 | Greg Cadaret | 63.3 | NYA |
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