| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dennis Martinez | WAS | 10.82 | 199108280_WAS_CIN |
| Tom Glavine | ATL | 9.24 | 199108280_NYN_ATL |
| Tom Candiotti | TOR | 6.81 | 199108280_TOR_BAL |
| Roger Clemens | BOS | 6.45 | 199108260_BOS_OAK |
| Pete Harnisch | HOU | 5.05 | 199108260_NYN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stewart | OAK | -4.91 | 199108280_BOS_OAK |
| Dave Johnson | BAL | -4.03 | 199108260_TOR_BAL |
| Wade Taylor | NYA | -3.65 | 199108280_TEX_NYA |
| Don August | MIL | -2.05 | 199108270_MIL_SEA |
| Joe Grahe | ANA | -0.84 | 199108260_DET_ANA |
Based on accumulated WAA for this season up to 1991-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.34 | Tom Glavine | 197.7 | ATL |
| +003+ | 7.15 | Dennis Martinez | 195.3 | WAS |
| +005+ | 7.11 | Tom Candiotti | 195.7 | TOT |
| +007+ | 6.63 | Roger Clemens | 205.3 | BOS |
| +012+ | 5.83 | Pete Harnisch | 178.7 | HOU |
| +015+ | 5.27 | Mike Morgan | 179 | LAN |
| +016+ | 5.16 | Jose Rijo | 151.3 | CIN |
| +019+ | 4.9 | Tim Belcher | 168 | LAN |
| +020+ | 4.88 | Jose DeLeon | 157 | SLN |
| +022+ | 4.75 | Jim Abbott | 192 | ANA |
| +025+ | 4.6 | Kevin Tapani | 195.7 | MIN |
| +031+ | 4.23 | Ramon Martinez | 181.3 | LAN |
| +044+ | 3.79 | Randy Tomlin | 130 | PIT |
| +048+ | 3.62 | Jimmy Key | 167.7 | TOR |
| +049+ | 3.55 | Bruce Hurst | 201 | SDN |
| +053+ | 3.45 | Greg Swindell | 194 | CLE |
| +055+ | 3.41 | Bret Saberhagen | 154.3 | KCA |
| +059+ | 3.4 | Doug Drabek | 185 | PIT |
| +060+ | 3.35 | Mark Langston | 195 | ANA |
| +068+ | 3.09 | Greg Harris | 81.7 | SDN |
| +070+ | 3.02 | Zane Smith | 174 | PIT |
| +072+ | 2.96 | Tommy Greene | 161.7 | PHI |
| +074+ | 2.79 | Scott Erickson | 162.3 | MIN |
| +073+ | 2.79 | Mike Moore | 155.3 | OAK |
| +075+ | 2.77 | Nolan Ryan | 128.7 | TEX |
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