| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | 4.18 | 199104290_DET_KCA |
| Los Angeles Dodgers | LAN | 2.82 | 199104300_LAN_WAS |
| Pittsburgh Pirates | PIT | 1.65 | 199105010_PIT_CIN |
| Montreal Expos | WAS | 1.15 | 199105010_LAN_WAS |
| New York Mets | NYN | 1.12 | 199105010_SDN_NYN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -9.22 | 199104300_HOU_CHN |
| Chicago White Sox | CHA | -4.89 | 199105010_CHA_MIL |
| Boston Red Sox | BOS | -3.62 | 199104300_BOS_MIN |
| Seattle Mariners | SEA | -2.8 | 199104290_SEA_BAL |
| New York Yankees | NYA | -0.78 | 199105010_NYA_OAK |
Based on accumulated WAA for this season up to 1991-05-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +014+ | 1.47 | Tom Gordon | 19 | KCA |
| XXXXX | 1.21 | Roger McDowell | 19.3 | PHI |
| XXXXX | 1.21 | Paul Gibson | 16.3 | DET |
| XXXXX | 1.03 | Mike Henneman | 14.3 | DET |
| XXXXX | 1.02 | Bill Landrum | 11.7 | PIT |
| XXXXX | 0.98 | Russ Swan | 13.3 | SEA |
| XXXXX | 0.95 | Scott Terry | 13.3 | SLN |
| XXXXX | 0.92 | Mike Flanagan | 17.7 | BAL |
| XXXXX | 0.91 | Donn Pall | 11.3 | CHA |
| XXXXX | 0.91 | Steve Chitren | 10.3 | OAK |
| XXXXX | 0.87 | Jeff Russell | 10 | TEX |
| XXXXX | 0.83 | Dwayne Henry | 12 | HOU |
| XXXXX | 0.8 | Mark Eichhorn | 11.7 | ANA |
| XXXXX | 0.77 | Mark Lee | 14.7 | MIL |
| XXXXX | 0.75 | Floyd Bannister | 8.7 | ANA |
| XXXXX | 0.71 | Lee Smith | 13 | SLN |
| XXXXX | 0.71 | Mike Stanton | 8.3 | ATL |
| XXXXX | 0.71 | Mike Hartley | 15 | LAN |
| XXXXX | 0.7 | Darren Holmes | 19 | MIL |
| XXXXX | 0.69 | Rich Gossage | 8 | TEX |
| XXXXX | 0.69 | Bryan Harvey | 10.3 | ANA |
| XXXXX | 0.65 | Cris Carpenter | 12.3 | SLN |
| XXXXX | 0.65 | Al Osuna | 10 | HOU |
| XXXXX | 0.63 | Doug Simons | 14.3 | NYN |
| XXXXX | 0.58 | Alejandro Pena | 9 | NYN |
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