| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bret Saberhagen | KCA | 5.19 | 199106060_TEX_KCA |
| Dennis Martinez | WAS | 5.02 | 199106050_WAS_HOU |
| Doug Drabek | PIT | 4.97 | 199106070_SDN_PIT |
| Bruce Hurst | SDN | 4.56 | 199106070_SDN_PIT |
| Frank Viola | NYN | 4.5 | 199106060_NYN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hawkins | OAK | -6.21 | 199106060_MIL_OAK |
| Alex Fernandez | CHA | -2.12 | 199106060_CHA_CLE |
| Allan Anderson | MIN | -1.66 | 199106070_CLE_MIN |
| Frank Tanana | DET | -1.66 | 199106070_DET_ANA |
| Don August | MIL | -1.36 | 199106060_MIL_OAK |
Based on accumulated WAA for this season up to 1991-06-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.52 | Scott Erickson | 85.7 | MIN |
| +003+ | 3.27 | Tom Glavine | 80 | ATL |
| +006+ | 3.19 | Tom Candiotti | 87.3 | CLE |
| +007+ | 3.16 | Greg Swindell | 91.7 | CLE |
| +009+ | 3.12 | Roger Clemens | 85 | BOS |
| +010+ | 3.08 | Dennis Martinez | 86.7 | WAS |
| +012+ | 2.92 | Mike Morgan | 81 | LAN |
| +014+ | 2.74 | Ramon Martinez | 79 | LAN |
| +017+ | 2.49 | Tommy Greene | 64.7 | PHI |
| +019+ | 2.44 | Bret Saberhagen | 86.3 | KCA |
| +020+ | 2.39 | Pete Harnisch | 73 | HOU |
| +021+ | 2.34 | Tom Gordon | 61.7 | KCA |
| +026+ | 2.16 | Gerald Alexander | 37 | TEX |
| +027+ | 2.14 | Dave Wells | 72.3 | TOR |
| +028+ | 2.14 | Frank Viola | 87 | NYN |
| +030+ | 2.08 | Jimmy Key | 71.7 | TOR |
| +031+ | 2.04 | Tim Belcher | 66.7 | LAN |
| +033+ | 2.03 | Zane Smith | 74.3 | PIT |
| +042+ | 1.83 | Dennis Rasmussen | 23 | SDN |
| +041+ | 1.83 | Charlie Leibrandt | 80.3 | ATL |
| +054+ | 1.66 | David Cone | 77 | NYN |
| +055+ | 1.65 | Bruce Hurst | 87.3 | SDN |
| +058+ | 1.64 | Doug Drabek | 79.3 | PIT |
| +061+ | 1.61 | Greg Maddux | 89.3 | CHN |
| +075+ | 1.4 | Chris Bosio | 76.7 | MIL |
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