| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | 3.65 | 199104120_SEA_OAK |
| Kansas City Royals | KCA | 2.98 | 199104130_NYA_KCA |
| Pittsburgh Pirates | PIT | 2.74 | 199104130_PIT_CHN |
| New York Yankees | NYA | 1.27 | 199104120_NYA_KCA |
| Los Angeles Dodgers | LAN | 1.22 | 199104130_SDN_LAN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Houston Astros | HOU | -6.04 | 199104140_SFN_HOU |
| Seattle Mariners | SEA | -2.84 | 199104140_SEA_OAK |
| Boston Red Sox | BOS | -2.19 | 199104140_CLE_BOS |
| California Angels | ANA | -2.13 | 199104140_ANA_MIN |
| Detroit Tigers | DET | -1.04 | 199104130_CHA_DET |
Based on accumulated WAA for this season up to 1991-04-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 0.59 | Jim Acker | 6.7 | TOR |
| XXXXX | 0.54 | Russ Swan | 5.7 | SEA |
| XXXXX | 0.51 | Tom Bolton | 5.3 | BOS |
| XXXXX | 0.49 | Paul Gibson | 5.3 | DET |
| XXXXX | 0.47 | Mike Flanagan | 5 | BAL |
| XXXXX | 0.47 | Mike Timlin | 5.3 | TOR |
| XXXXX | 0.46 | Mike Hartley | 5 | LAN |
| XXXXX | 0.46 | Doug Simons | 5.3 | NYN |
| XXXXX | 0.39 | Scott Ruskin | 4 | WAS |
| XXXXX | 0.38 | Curt Schilling | 4 | HOU |
| XXXXX | 0.37 | Jim Gott | 4 | LAN |
| XXXXX | 0.37 | Dennis Eckersley | 4 | OAK |
| XXXXX | 0.36 | Mitch Williams | 4 | PHI |
| XXXXX | 0.36 | Scott Terry | 3.7 | SLN |
| XXXXX | 0.34 | Mike Henneman | 3.7 | DET |
| XXXXX | 0.34 | Jeff Montgomery | 3.7 | KCA |
| XXXXX | 0.34 | Rich Gossage | 3.7 | TEX |
| XXXXX | 0.31 | Bryan Harvey | 3.3 | ANA |
| XXXXX | 0.31 | Mark Lee | 3.3 | MIL |
| XXXXX | 0.31 | Scott Bailes | 3.3 | ANA |
| XXXXX | 0.31 | Heathcliff Slocumb | 3.3 | CHN |
| XXXXX | 0.29 | Bill Landrum | 3 | PIT |
| XXXXX | 0.29 | Doug Jones | 3 | CLE |
| XXXXX | 0.29 | Cris Carpenter | 3 | SLN |
| XXXXX | 0.28 | Darren Holmes | 3 | MIL |
_