| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 5.67 | 199104180_KCA_BOS |
| Ed Whitson | SDN | 5.44 | 199104190_LAN_SDN |
| Chuck Finley | ANA | 5.01 | 199104190_MIN_ANA |
| Doug Drabek | PIT | 3.27 | 199104180_CHN_PIT |
| Bob Welch | OAK | 3.15 | 199104200_OAK_SEA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Morris | MIN | -6.19 | 199104190_MIN_ANA |
| Kevin Gross | LAN | -4.26 | 199104180_LAN_SDN |
| Jeff Robinson | BAL | -3.48 | 199104190_TEX_BAL |
| Dave LaPoint | PHI | -3.24 | 199104202_PHI_SLN |
| Walt Terrell | DET | -3.12 | 199104200_DET_CHA |
Based on accumulated WAA for this season up to 1991-04-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 1.83 | Roger Clemens | 25 | BOS |
| +005+ | 1.36 | Tim Belcher | 20.7 | LAN |
| +006+ | 1.35 | Mike Morgan | 15.7 | LAN |
| +008+ | 1.27 | Frank Viola | 23 | NYN |
| XXXXX | 1.23 | John Smiley | 17 | PIT |
| XXXXX | 1.18 | Tom Candiotti | 22 | CLE |
| XXXXX | 1.16 | Mike Boddicker | 23 | KCA |
| XXXXX | 1.14 | Charles Nagy | 16.3 | CLE |
| XXXXX | 1.1 | Tom Browning | 23.7 | CIN |
| XXXXX | 1.06 | Dennis Martinez | 19.7 | WAS |
| XXXXX | 1.04 | Tom Gordon | 12 | KCA |
| XXXXX | 1.02 | Bob Welch | 24.7 | OAK |
| XXXXX | 0.96 | Jimmy Key | 22 | TOR |
| XXXXX | 0.93 | Dwight Gooden | 24 | NYN |
| XXXXX | 0.93 | Bobby Witt | 16 | TEX |
| XXXXX | 0.87 | Jose DeLeon | 17.3 | SLN |
| XXXXX | 0.83 | Brian Holman | 15 | SEA |
| XXXXX | 0.82 | Bill Sampen | 12 | WAS |
| XXXXX | 0.77 | Kevin Tapani | 16 | MIN |
| XXXXX | 0.72 | Bud Black | 23 | SFN |
| XXXXX | 0.72 | Matt Young | 14 | BOS |
| XXXXX | 0.71 | Norm Charlton | 16.3 | CIN |
| XXXXX | 0.69 | Greg Hibbard | 21.7 | CHA |
| XXXXX | 0.67 | Chuck Finley | 23.3 | ANA |
| XXXXX | 0.62 | Walt Terrell | 21 | DET |
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