| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Glavine | ATL | 7.55 | 199108180_ATL_SDN |
| Tom Candiotti | TOR | 7.23 | 199108180_TOR_DET |
| Mike Morgan | LAN | 6.15 | 199108180_HOU_LAN |
| Jose Rijo | CIN | 3.13 | 199108201_ATL_CIN |
| Greg W. Harris | SDN | 2.56 | 199108200_SDN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stewart | OAK | -3.95 | 199108180_OAK_MIN |
| Alex Fernandez | CHA | -3.39 | 199108190_DET_CHA |
| Jim Deshaies | HOU | -2.04 | 199108200_SFN_HOU |
| Jose Mesa | BAL | -2.01 | 199108200_BAL_TEX |
| John Smoltz | ATL | -1.43 | 199108202_ATL_CIN |
Based on accumulated WAA for this season up to 1991-08-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.3 | Dennis Martinez | 186.3 | WAS |
| +003+ | 7.18 | Tom Glavine | 182.7 | ATL |
| +005+ | 6.74 | Tom Candiotti | 181 | TOT |
| +008+ | 5.99 | Pete Harnisch | 164.7 | HOU |
| +011+ | 5.89 | Roger Clemens | 189.3 | BOS |
| +017+ | 5.03 | Mike Morgan | 173 | LAN |
| +018+ | 4.87 | Tim Belcher | 162 | LAN |
| +024+ | 4.41 | Randy Tomlin | 118.7 | PIT |
| +026+ | 4.32 | Jose Rijo | 142.3 | CIN |
| +031+ | 4.08 | Jose DeLeon | 149 | SLN |
| +035+ | 3.89 | Ramon Martinez | 174.3 | LAN |
| +042+ | 3.68 | Kevin Tapani | 179.7 | MIN |
| +045+ | 3.58 | Scott Erickson | 158 | MIN |
| +046+ | 3.55 | Jim Abbott | 177.7 | ANA |
| +050+ | 3.4 | Nolan Ryan | 127 | TEX |
| +054+ | 3.31 | Mark Langston | 191 | ANA |
| +055+ | 3.27 | Jimmy Key | 155.3 | TOR |
| +056+ | 3.22 | Tommy Greene | 156 | PHI |
| +060+ | 3.12 | Bob Tewksbury | 136.3 | SLN |
| +061+ | 3.09 | Bill Krueger | 125 | SEA |
| +066+ | 2.93 | Luis Aquino | 114.3 | KCA |
| +071+ | 2.78 | Bruce Hurst | 184.3 | SDN |
| +076+ | 2.72 | Greg Harris | 75.7 | SDN |
| +075+ | 2.72 | Doug Drabek | 168.7 | PIT |
| +082+ | 2.49 | Zane Smith | 159.3 | PIT |
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