| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 9.26 | 199105130_CHA_BOS |
| Chuck Finley | ANA | 5.16 | 199105130_ANA_CLE |
| Ed Whitson | SDN | 4.19 | 199105150_NYN_SDN |
| Ramon Martinez | LAN | 4.13 | 199105130_WAS_LAN |
| Bret Saberhagen | KCA | 3.75 | 199105150_KCA_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Morris | MIN | -5.83 | 199105140_MIL_MIN |
| Kevin Gross | LAN | -4.1 | 199105140_WAS_LAN |
| Walt Terrell | DET | -3.12 | 199105150_DET_TEX |
| Melido Perez | CHA | -2.72 | 199105140_CHA_BOS |
| Jeff Robinson | BAL | -2.23 | 199105140_OAK_BAL |
Based on accumulated WAA for this season up to 1991-05-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.72 | Roger Clemens | 57 | BOS |
| +002+ | 3.35 | Tom Candiotti | 53 | CLE |
| +003+ | 3.12 | Scott Erickson | 56 | MIN |
| +004+ | 2.63 | Mike Morgan | 45.7 | LAN |
| +005+ | 2.6 | Ramon Martinez | 52.3 | LAN |
| +006+ | 2.47 | Dennis Martinez | 52.7 | WAS |
| +009+ | 2.32 | Tom Gordon | 35 | KCA |
| +011+ | 1.94 | Tom Bolton | 39 | BOS |
| +012+ | 1.92 | Zane Smith | 50.3 | PIT |
| +013+ | 1.91 | Dwight Gooden | 60.3 | NYN |
| +014+ | 1.89 | Pete Harnisch | 45.7 | HOU |
| +022+ | 1.67 | Frank Viola | 50.3 | NYN |
| +026+ | 1.54 | Bret Saberhagen | 54.3 | KCA |
| +028+ | 1.5 | Tom Glavine | 48.3 | ATL |
| +029+ | 1.48 | Jose DeLeon | 40.3 | SLN |
| +032+ | 1.41 | Greg Swindell | 50 | CLE |
| +037+ | 1.39 | Jimmy Key | 47 | TOR |
| +040+ | 1.32 | Chris Bosio | 53.7 | MIL |
| +045+ | 1.26 | Vicente Palacios | 35.7 | PIT |
| XXXXX | 1.22 | Jose Rijo | 47 | CIN |
| XXXXX | 1.16 | Jose Mesa | 47.7 | BAL |
| XXXXX | 1.05 | Terry Mulholland | 58 | PHI |
| XXXXX | 1.03 | Chris Hammond | 33 | CIN |
| XXXXX | 0.99 | Kevin Tapani | 51 | MIN |
| XXXXX | 0.97 | Brian Holman | 49.7 | SEA |
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