| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 6.63 | 199104230_TOR_BOS |
| Greg W. Harris | SDN | 2.51 | 199104220_SDN_SFN |
| Jose Rijo | CIN | 1.78 | 199104210_CIN_ATL |
| Scott Garrelts | SFN | 0.98 | 199104230_SDN_SFN |
| David Wells | TOR | 0.92 | 199104220_TOR_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Gross | LAN | -5.81 | 199104230_ATL_LAN |
| Andy Hawkins | NYA | -4.18 | 199104220_DET_NYA |
| Melido Perez | CHA | -3.05 | 199104210_DET_CHA |
| Storm Davis | KCA | -2.66 | 199104230_KCA_CLE |
| Jim Abbott | ANA | -2.22 | 199104220_SEA_ANA |
Based on accumulated WAA for this season up to 1991-04-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.49 | Roger Clemens | 32 | BOS |
| +007+ | 1.4 | Tim Belcher | 20.7 | LAN |
| +008+ | 1.39 | Norm Charlton | 23.3 | CIN |
| +009+ | 1.38 | Mike Morgan | 15.7 | LAN |
| +010+ | 1.33 | Frank Viola | 23 | NYN |
| XXXXX | 1.24 | Tom Candiotti | 22 | CLE |
| XXXXX | 1.22 | Mike Boddicker | 23 | KCA |
| XXXXX | 1.2 | Tom Browning | 23.7 | CIN |
| XXXXX | 1.11 | Bob Welch | 24.7 | OAK |
| XXXXX | 1.11 | John Smiley | 22.7 | PIT |
| XXXXX | 1.1 | Dennis Martinez | 19.7 | WAS |
| XXXXX | 1.09 | Charles Nagy | 22.7 | CLE |
| XXXXX | 1.08 | Tom Gordon | 12 | KCA |
| XXXXX | 1.05 | Jimmy Key | 22 | TOR |
| XXXXX | 1.01 | Pete Harnisch | 18.3 | HOU |
| XXXXX | 1 | Dwight Gooden | 24 | NYN |
| XXXXX | 0.91 | Kevin Tapani | 22 | MIN |
| XXXXX | 0.9 | Brian Holman | 22.7 | SEA |
| XXXXX | 0.89 | Jose DeLeon | 17.3 | SLN |
| XXXXX | 0.88 | Shawn Boskie | 20.3 | CHN |
| XXXXX | 0.77 | Mike Moore | 18.3 | OAK |
| XXXXX | 0.76 | Greg Hibbard | 21.7 | CHA |
| XXXXX | 0.76 | Bud Black | 23 | SFN |
| XXXXX | 0.76 | Matt Young | 14 | BOS |
| XXXXX | 0.73 | Chuck Finley | 23.3 | ANA |
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