| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | 3.56 | 199104200_KCA_NYA |
| Oakland Athletics | OAK | 3.2 | 199104180_OAK_ANA |
| Pittsburgh Pirates | PIT | 1.47 | 199104180_CHN_PIT |
| New York Yankees | NYA | 1.23 | 199104200_KCA_NYA |
| New York Mets | NYN | 0.84 | 199104200_NYN_WAS |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -9.71 | 199104190_HOU_SFN |
| Boston Red Sox | BOS | -2.26 | 199104180_KCA_BOS |
| Detroit Tigers | DET | -1.53 | 199104180_DET_CHA |
| Seattle Mariners | SEA | -1.29 | 199104190_OAK_SEA |
| California Angels | ANA | -1.2 | 199104180_OAK_ANA |
Based on accumulated WAA for this season up to 1991-04-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 1.04 | Tom Gordon | 12 | KCA |
| XXXXX | 0.78 | Mike Flanagan | 9.3 | BAL |
| XXXXX | 0.72 | Mike Henneman | 9 | DET |
| XXXXX | 0.68 | Heathcliff Slocumb | 8.3 | CHN |
| XXXXX | 0.64 | Dan Petry | 8 | DET |
| XXXXX | 0.64 | Roger McDowell | 10.3 | PHI |
| XXXXX | 0.63 | Mark Lee | 7.7 | MIL |
| XXXXX | 0.63 | Darren Holmes | 7.7 | MIL |
| XXXXX | 0.61 | Scott Terry | 7 | SLN |
| XXXXX | 0.6 | Jim Gott | 7 | LAN |
| XXXXX | 0.58 | Mark Eichhorn | 7 | ANA |
| XXXXX | 0.58 | Jim Acker | 9.7 | TOR |
| XXXXX | 0.57 | Paul Assenmacher | 7 | CHN |
| XXXXX | 0.57 | Mike Maddux | 7 | SDN |
| XXXXX | 0.56 | Mark Williamson | 6.7 | BAL |
| XXXXX | 0.53 | Russ Swan | 6.3 | SEA |
| XXXXX | 0.53 | Paul Gibson | 6.7 | DET |
| XXXXX | 0.52 | Doug Simons | 6.3 | NYN |
| XXXXX | 0.52 | Bryan Harvey | 6.3 | ANA |
| XXXXX | 0.51 | Jeff Russell | 6 | TEX |
| XXXXX | 0.51 | Donn Pall | 6.3 | CHA |
| XXXXX | 0.46 | Jeff Montgomery | 5.3 | KCA |
| XXXXX | 0.45 | Mike Bielecki | 13.3 | CHN |
| XXXXX | 0.45 | Rich Gossage | 5.3 | TEX |
| XXXXX | 0.42 | Steve Olin | 7.7 | CLE |
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