| Team | Tm | Tier | Game |
|---|---|---|---|
| Toronto Blue Jays | TOR | 3.33 | 199105300_OAK_TOR |
| New York Yankees | NYA | 2.29 | 199106010_MIL_NYA |
| Pittsburgh Pirates | PIT | 1.79 | 199106010_PIT_PHI |
| Montreal Expos | WAS | 1.58 | 199106010_CHN_WAS |
| Cincinnati Reds | CIN | 1.53 | 199106010_CIN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -3.32 | 199106010_DET_CLE |
| Houston Astros | HOU | -3.28 | 199105300_HOU_SDN |
| Texas Rangers | TEX | -1.98 | 199106010_SEA_TEX |
| Boston Red Sox | BOS | -1.86 | 199105310_BAL_BOS |
| Chicago White Sox | CHA | -1.31 | 199105300_ANA_CHA |
Based on accumulated WAA for this season up to 1991-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +016+ | 2.53 | Mark Eichhorn | 30 | ANA |
| +030+ | 1.94 | Scott Terry | 32.7 | SLN |
| +035+ | 1.83 | Gerald Alexander | 32.3 | TEX |
| +038+ | 1.79 | Mike Henneman | 33.7 | DET |
| +046+ | 1.69 | Rob Dibble | 25.3 | CIN |
| +051+ | 1.6 | Roger McDowell | 34.7 | PHI |
| +052+ | 1.59 | Chuck McElroy | 24.7 | CHN |
| +057+ | 1.55 | Michael Jackson | 33.3 | SEA |
| +056+ | 1.55 | Paul Gibson | 40.3 | DET |
| +059+ | 1.5 | Bryan Harvey | 23.3 | ANA |
| +069+ | 1.35 | Kent Mercker | 22 | ATL |
| +070+ | 1.34 | Bill Landrum | 26.3 | PIT |
| +074+ | 1.27 | John Franco | 18.7 | NYN |
| +073+ | 1.27 | Donn Pall | 19.3 | CHA |
| XXXXX | 1.22 | Lee Guetterman | 20.3 | NYA |
| XXXXX | 1.19 | Neal Heaton | 20 | PIT |
| XXXXX | 1.19 | John Habyan | 27 | NYA |
| XXXXX | 1.18 | Pat Rice | 13 | SEA |
| XXXXX | 1.18 | Jim Clancy | 26.7 | HOU |
| XXXXX | 1.14 | Rick Aguilera | 24 | MIN |
| XXXXX | 1.11 | Juan Berenguer | 31 | ATL |
| XXXXX | 1.1 | Rich Rodriguez | 31 | SDN |
| XXXXX | 1.07 | Shawn Hillegas | 21 | CLE |
| XXXXX | 1.06 | Duane Ward | 27.7 | TOR |
| XXXXX | 1.05 | Scott Ruskin | 21 | WAS |
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