| Starter | Tm | Tier | Game |
|---|---|---|---|
| Scott Erickson | MIN | 7.09 | 199106180_MIN_BAL |
| Doug Drabek | PIT | 6.38 | 199106170_PIT_SDN |
| Bruce Hurst | SDN | 5.19 | 199106170_PIT_SDN |
| Tom Candiotti | CLE | 5.01 | 199106180_CLE_CHA |
| Frank Viola | NYN | 4.56 | 199106160_HOU_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Don August | MIL | -1.95 | 199106170_OAK_MIL |
| Alex Fernandez | CHA | -1.71 | 199106160_KCA_CHA |
| Brian Barnes | WAS | -1.01 | 199106180_HOU_WAS |
| Allan Anderson | MIN | -0.92 | 199106170_MIN_BAL |
| Jim Deshaies | HOU | -0.89 | 199106170_HOU_WAS |
Based on accumulated WAA for this season up to 1991-06-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.87 | Scott Erickson | 107.3 | MIN |
| +002+ | 4.23 | Dennis Martinez | 102.7 | WAS |
| +003+ | 4.2 | Greg Swindell | 109.7 | CLE |
| +004+ | 4.09 | Roger Clemens | 102 | BOS |
| +006+ | 3.96 | Tom Candiotti | 102.3 | CLE |
| +011+ | 3.4 | Pete Harnisch | 88 | HOU |
| +013+ | 3.29 | Tom Glavine | 95 | ATL |
| +015+ | 3.11 | Jimmy Key | 87.7 | TOR |
| +017+ | 2.99 | Mike Morgan | 95.7 | LAN |
| +020+ | 2.77 | Dennis Rasmussen | 38 | SDN |
| +021+ | 2.77 | Tommy Greene | 79 | PHI |
| +023+ | 2.63 | David Cone | 92 | NYN |
| +027+ | 2.51 | Frank Viola | 102.3 | NYN |
| +028+ | 2.5 | Tim Belcher | 85.7 | LAN |
| +030+ | 2.45 | Ramon Martinez | 92 | LAN |
| +031+ | 2.41 | Jose Rijo | 95.7 | CIN |
| +032+ | 2.34 | Doug Drabek | 93.3 | PIT |
| +034+ | 2.22 | Zane Smith | 87.3 | PIT |
| +046+ | 2.04 | Jose DeLeon | 76 | SLN |
| +045+ | 2.04 | Bob Tewksbury | 76 | SLN |
| +049+ | 2.01 | Bruce Hurst | 102.3 | SDN |
| +058+ | 1.94 | Charlie Leibrandt | 91.7 | ATL |
| +066+ | 1.78 | Dave Wells | 82.3 | TOR |
| +070+ | 1.69 | Bob Welch | 103.3 | OAK |
| +076+ | 1.54 | Greg Maddux | 100 | CHN |
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