| Starter | Tm | Tier | Game |
|---|---|---|---|
| Scott Erickson | MIN | 6.72 | 199107250_MIN_DET |
| Tom Glavine | ATL | 6.53 | 199107240_ATL_PIT |
| Ramon Martinez | LAN | 5.24 | 199107250_PHI_LAN |
| Jose Rijo | CIN | 3.31 | 199107250_CIN_CHN |
| David Wells | TOR | 3.05 | 199107240_TOR_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hawkins | OAK | -3.35 | 199107250_OAK_CLE |
| Walt Terrell | DET | -2.98 | 199107260_DET_TEX |
| Jeff Robinson | BAL | -2.48 | 199107260_OAK_BAL |
| Don August | MIL | -1.63 | 199107240_MIL_KCA |
| Wade Taylor | NYA | -0.91 | 199107250_SEA_NYA |
Based on accumulated WAA for this season up to 1991-07-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.17 | Tom Candiotti | 146.7 | TOT |
| +003+ | 6.12 | Dennis Martinez | 153.3 | WAS |
| +004+ | 5.91 | Scott Erickson | 139.3 | MIN |
| +005+ | 5.85 | Tom Glavine | 148 | ATL |
| +006+ | 5.83 | Roger Clemens | 155 | BOS |
| +010+ | 5.14 | Ramon Martinez | 142.7 | LAN |
| +011+ | 4.88 | Pete Harnisch | 137.7 | HOU |
| +018+ | 3.86 | Bob Tewksbury | 116.3 | SLN |
| +020+ | 3.76 | Mike Morgan | 136.7 | LAN |
| +025+ | 3.53 | Greg Swindell | 156.7 | CLE |
| +026+ | 3.51 | Dave Wells | 131.7 | TOR |
| +034+ | 3.15 | Randy Tomlin | 86 | PIT |
| +042+ | 2.93 | Frank Viola | 150 | NYN |
| +043+ | 2.9 | Jose Rijo | 107.7 | CIN |
| +044+ | 2.88 | Kevin Tapani | 147.7 | MIN |
| +045+ | 2.88 | Tim Belcher | 122.3 | LAN |
| +049+ | 2.81 | Jose DeLeon | 121 | SLN |
| +051+ | 2.75 | Doug Drabek | 142 | PIT |
| +052+ | 2.71 | Jack McDowell | 157.3 | CHA |
| +055+ | 2.67 | Nolan Ryan | 116.7 | TEX |
| +053+ | 2.67 | Bill Krueger | 101 | SEA |
| +057+ | 2.63 | Jimmy Key | 129 | TOR |
| +061+ | 2.57 | Bruce Hurst | 154.3 | SDN |
| +062+ | 2.5 | Jim Abbott | 138.7 | ANA |
| +066+ | 2.46 | Todd Stottlemyre | 134 | TOR |
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