| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | 3.64 | 199104280_BOS_KCA |
| Los Angeles Dodgers | LAN | 3.25 | 199104280_SFN_LAN |
| Baltimore Orioles | BAL | 1.32 | 199104270_MIL_BAL |
| Cleveland Indians | CLE | 1.02 | 199104270_CLE_TEX |
| New York Mets | NYN | 0.94 | 199104270_PIT_NYN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -6.58 | 199104260_ATL_HOU |
| Boston Red Sox | BOS | -3.4 | 199104280_BOS_KCA |
| Seattle Mariners | SEA | -2.53 | 199104280_SEA_MIN |
| Chicago White Sox | CHA | -1.14 | 199104270_NYA_CHA |
| New York Yankees | NYA | -0.82 | 199104280_NYA_CHA |
Based on accumulated WAA for this season up to 1991-04-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +012+ | 1.44 | Tom Gordon | 19 | KCA |
| XXXXX | 0.93 | Mike Henneman | 11 | DET |
| XXXXX | 0.93 | Roger McDowell | 16.3 | PHI |
| XXXXX | 0.91 | Paul Gibson | 10.7 | DET |
| XXXXX | 0.88 | Bill Landrum | 10.3 | PIT |
| XXXXX | 0.88 | Scott Terry | 12.7 | SLN |
| XXXXX | 0.81 | Jeff Montgomery | 9.3 | KCA |
| XXXXX | 0.79 | Dwayne Henry | 12 | HOU |
| XXXXX | 0.78 | Steve Chitren | 9 | OAK |
| XXXXX | 0.76 | Mark Lee | 11.7 | MIL |
| XXXXX | 0.74 | Donn Pall | 9 | CHA |
| XXXXX | 0.68 | Jeff Russell | 8 | TEX |
| XXXXX | 0.63 | Russ Swan | 9.7 | SEA |
| XXXXX | 0.62 | Mark Eichhorn | 9.7 | ANA |
| XXXXX | 0.62 | Rich Gossage | 7.3 | TEX |
| XXXXX | 0.61 | Mike Stanton | 7.3 | ATL |
| XXXXX | 0.59 | Bryan Harvey | 9.3 | ANA |
| XXXXX | 0.58 | Larry Andersen | 7 | SDN |
| XXXXX | 0.57 | Floyd Bannister | 6.7 | ANA |
| XXXXX | 0.57 | John Habyan | 9 | NYA |
| XXXXX | 0.56 | Jim Acker | 14 | TOR |
| XXXXX | 0.55 | Mike Flanagan | 13.7 | BAL |
| XXXXX | 0.54 | Al Osuna | 9 | HOU |
| XXXXX | 0.51 | Mike Jeffcoat | 6 | TEX |
| XXXXX | 0.5 | Alejandro Pena | 8.3 | NYN |
_