| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chuck Finley | ANA | 5.63 | 199105070_NYA_ANA |
| Bob Welch | OAK | 5.21 | 199105050_CLE_OAK |
| Dennis Martinez | WAS | 4.56 | 199105060_SFN_WAS |
| Bruce Hurst | SDN | 3.94 | 199105070_PHI_SDN |
| Doug Drabek | PIT | 3.49 | 199105050_HOU_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hawkins | NYA | -4.73 | 199105070_NYA_ANA |
| Walt Terrell | DET | -2.73 | 199105050_TEX_DET |
| Jim Abbott | ANA | -2.42 | 199105050_BAL_ANA |
| Alex Fernandez | CHA | -1.25 | 199105050_BOS_CHA |
| Bill Wegman | MIL | -1.05 | 199105050_MIN_MIL |
Based on accumulated WAA for this season up to 1991-05-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.93 | Roger Clemens | 41 | BOS |
| +002+ | 2.5 | Tom Candiotti | 44 | CLE |
| +003+ | 2.45 | Scott Erickson | 49 | MIN |
| +004+ | 2.2 | Mike Morgan | 38.7 | LAN |
| +007+ | 2.09 | Pete Harnisch | 33.7 | HOU |
| +008+ | 1.98 | Tom Gordon | 27 | KCA |
| +010+ | 1.82 | Dennis Martinez | 43.7 | WAS |
| +011+ | 1.75 | Charles Nagy | 37.7 | CLE |
| +012+ | 1.72 | Ramon Martinez | 38 | LAN |
| +019+ | 1.55 | Vicente Palacios | 29.7 | PIT |
| +020+ | 1.54 | Tom Bolton | 25 | BOS |
| +021+ | 1.51 | Tom Browning | 46.7 | CIN |
| +022+ | 1.49 | Jose Mesa | 40.3 | BAL |
| +023+ | 1.49 | Jose DeLeon | 36 | SLN |
| +025+ | 1.44 | Zane Smith | 35.7 | PIT |
| +026+ | 1.43 | Frank Viola | 43.3 | NYN |
| +027+ | 1.37 | Dwight Gooden | 45 | NYN |
| +028+ | 1.36 | Tim Belcher | 36.3 | LAN |
| XXXXX | 1.21 | Jimmy Key | 40 | TOR |
| XXXXX | 1.18 | Kevin Tapani | 37 | MIN |
| XXXXX | 1.16 | Norm Charlton | 35.3 | CIN |
| XXXXX | 0.98 | Greg Hibbard | 43.7 | CHA |
| XXXXX | 0.89 | Randy Tomlin | 27 | PIT |
| XXXXX | 0.87 | Tom Glavine | 32.3 | ATL |
| XXXXX | 0.78 | Dan Petry | 16.3 | DET |
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