| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 8.44 | 199108070_BOS_KCA |
| Ramon Martinez | LAN | 7.84 | 199108050_LAN_CIN |
| Jose Rijo | CIN | 3.4 | 199108050_LAN_CIN |
| Bruce Hurst | SDN | 2.76 | 199108070_SDN_HOU |
| Pete Harnisch | HOU | 2.75 | 199108050_SDN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| John Smoltz | ATL | -3.22 | 199108050_SFN_ATL |
| Dave Johnson | BAL | -2.36 | 199108060_MIL_BAL |
| Don August | MIL | -1.68 | 199108050_MIL_BAL |
| Rick Sutcliffe | CHN | -1.52 | 199108060_CHN_PHI |
| Walt Terrell | DET | -1.08 | 199108050_NYA_DET |
Based on accumulated WAA for this season up to 1991-08-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 6.94 | Dennis Martinez | 169.3 | WAS |
| +003+ | 6.6 | Tom Glavine | 163 | ATL |
| +005+ | 6.13 | Roger Clemens | 178 | BOS |
| +007+ | 5.54 | Scott Erickson | 149 | MIN |
| +010+ | 5.43 | Tom Candiotti | 159 | TOT |
| +009+ | 5.43 | Pete Harnisch | 151.7 | HOU |
| +012+ | 5.39 | Mike Morgan | 154.7 | LAN |
| +015+ | 4.94 | Ramon Martinez | 156.7 | LAN |
| +028+ | 3.94 | Randy Tomlin | 106.3 | PIT |
| +029+ | 3.94 | Jose DeLeon | 136 | SLN |
| +037+ | 3.72 | Greg Swindell | 167.3 | CLE |
| +039+ | 3.65 | Jimmy Key | 142.7 | TOR |
| +041+ | 3.5 | Kevin Tapani | 163.3 | MIN |
| +043+ | 3.37 | Tommy Greene | 137 | PHI |
| +044+ | 3.32 | Bill Krueger | 113.7 | SEA |
| +045+ | 3.26 | Tim Belcher | 138.3 | LAN |
| +046+ | 3.23 | Jim Abbott | 163 | ANA |
| +054+ | 2.9 | Frank Viola | 161 | NYN |
| +056+ | 2.89 | Bob Tewksbury | 122.3 | SLN |
| +061+ | 2.76 | Jose Rijo | 120.7 | CIN |
| +062+ | 2.75 | Bruce Hurst | 170 | SDN |
| +067+ | 2.65 | Jose Guzman | 95.3 | TEX |
| +069+ | 2.58 | Doug Drabek | 153 | PIT |
| +076+ | 2.41 | John Smiley | 133 | PIT |
| +078+ | 2.36 | Dave Wells | 142.3 | TOR |
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