| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bret Saberhagen | KCA | 5.19 | 199106060_TEX_KCA |
| Zane Smith | PIT | 5.11 | 199106040_SFN_PIT |
| Dennis Martinez | WAS | 5.02 | 199106050_WAS_HOU |
| Frank Viola | NYN | 4.5 | 199106060_NYN_CIN |
| Chuck Finley | ANA | 4.37 | 199106040_BOS_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hawkins | OAK | -6.21 | 199106060_MIL_OAK |
| Alex Fernandez | CHA | -2.12 | 199106060_CHA_CLE |
| Don August | MIL | -1.36 | 199106060_MIL_OAK |
| Kevin Brown | TEX | -0.75 | 199106050_TEX_KCA |
| Kevin Ritz | DET | -0.69 | 199106050_SEA_DET |
Based on accumulated WAA for this season up to 1991-06-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.57 | Scott Erickson | 85.7 | MIN |
| +003+ | 3.31 | Tom Glavine | 80 | ATL |
| +006+ | 3.19 | Greg Swindell | 91.7 | CLE |
| +007+ | 3.16 | Roger Clemens | 85 | BOS |
| +008+ | 3.12 | Dennis Martinez | 86.7 | WAS |
| +011+ | 2.98 | Tom Candiotti | 80 | CLE |
| +013+ | 2.78 | Ramon Martinez | 79 | LAN |
| +014+ | 2.75 | Mike Morgan | 74 | LAN |
| +017+ | 2.48 | Bret Saberhagen | 86.3 | KCA |
| +019+ | 2.43 | Pete Harnisch | 73 | HOU |
| +020+ | 2.37 | Tom Gordon | 61.7 | KCA |
| +024+ | 2.18 | Frank Viola | 87 | NYN |
| +027+ | 2.17 | Dave Wells | 72.3 | TOR |
| +026+ | 2.17 | Gerald Alexander | 37 | TEX |
| +029+ | 2.11 | Tommy Greene | 57.7 | PHI |
| +030+ | 2.1 | Jimmy Key | 71.7 | TOR |
| +031+ | 2.08 | Tim Belcher | 66.7 | LAN |
| +032+ | 2.07 | Zane Smith | 74.3 | PIT |
| +042+ | 1.87 | Charlie Leibrandt | 80.3 | ATL |
| +044+ | 1.84 | Dennis Rasmussen | 23 | SDN |
| +051+ | 1.7 | David Cone | 77 | NYN |
| +054+ | 1.65 | Greg Maddux | 89.3 | CHN |
| +068+ | 1.42 | Chris Bosio | 76.7 | MIL |
| +077+ | 1.36 | Bruce Hurst | 81.3 | SDN |
| +080+ | 1.33 | Bud Black | 90 | SFN |
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