| Team | Tm | Tier | Game |
|---|---|---|---|
| Montreal Expos | WAS | 3.85 | 199105110_WAS_SDN |
| Pittsburgh Pirates | PIT | 3.77 | 199105100_ATL_PIT |
| Kansas City Royals | KCA | 2.19 | 199105110_KCA_MIL |
| New York Mets | NYN | 1.82 | 199105100_NYN_SFN |
| New York Yankees | NYA | 1.62 | 199105110_OAK_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -3.39 | 199105100_SLN_HOU |
| Baltimore Orioles | BAL | -2.93 | 199105100_BAL_SEA |
| Boston Red Sox | BOS | -2.7 | 199105090_TEX_BOS |
| St. Louis Cardinals | SLN | -1.94 | 199105110_SLN_HOU |
| Oakland Athletics | OAK | -1.66 | 199105110_OAK_NYA |
Based on accumulated WAA for this season up to 1991-05-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +012+ | 1.81 | Paul Gibson | 25.7 | DET |
| +018+ | 1.56 | Roger McDowell | 25.3 | PHI |
| +022+ | 1.5 | Mark Eichhorn | 19.7 | ANA |
| +031+ | 1.31 | Bill Landrum | 15 | PIT |
| XXXXX | 1.16 | Russ Swan | 18.3 | SEA |
| XXXXX | 1.13 | Donn Pall | 14 | CHA |
| XXXXX | 1.11 | Scott Terry | 19.7 | SLN |
| XXXXX | 1.09 | Dwayne Henry | 15 | HOU |
| XXXXX | 1.04 | Bryan Harvey | 14.3 | ANA |
| XXXXX | 0.99 | Jim Clancy | 18.7 | HOU |
| XXXXX | 0.98 | Alejandro Pena | 13.7 | NYN |
| XXXXX | 0.91 | Darren Holmes | 24 | MIL |
| XXXXX | 0.9 | Kent Mercker | 15.3 | ATL |
| XXXXX | 0.89 | Juan Berenguer | 17.7 | ATL |
| XXXXX | 0.85 | Jeff Russell | 14.3 | TEX |
| XXXXX | 0.84 | Mark Lee | 18 | MIL |
| XXXXX | 0.83 | Jeff Montgomery | 14 | KCA |
| XXXXX | 0.81 | Jeff Gray | 19 | BOS |
| XXXXX | 0.81 | Mike Henneman | 21.3 | DET |
| XXXXX | 0.81 | Bob Milacki | 11.3 | BAL |
| XXXXX | 0.77 | Bill Swift | 11.3 | SEA |
| XXXXX | 0.76 | Chuck McElroy | 11 | CHN |
| XXXXX | 0.75 | Jeff Robinson | 18.3 | ANA |
| XXXXX | 0.74 | Al Osuna | 11 | HOU |
| XXXXX | 0.71 | Jeff Reardon | 13 | BOS |
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