| Starter | Tm | Tier | Game |
|---|---|---|---|
| Scott Erickson | MIN | 6.8 | 199107150_MIN_MIL |
| Ramon Martinez | LAN | 4.57 | 199107141_LAN_WAS |
| Tom Glavine | ATL | 4.18 | 199107140_SLN_ATL |
| Bret Saberhagen | KCA | 2.53 | 199107130_KCA_DET |
| David Cone | NYN | 2.48 | 199107130_SDN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hawkins | OAK | -3.75 | 199107150_CLE_OAK |
| Walt Terrell | DET | -3.26 | 199107130_KCA_DET |
| Jeff Ballard | BAL | -1.88 | 199107150_BAL_ANA |
| Mark Knudson | MIL | -1.21 | 199107140_CHA_MIL |
| Pete Smith | ATL | -1.16 | 199107150_CHN_ATL |
Based on accumulated WAA for this season up to 1991-07-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.24 | Tom Glavine | 136 | ATL |
| +002+ | 6.03 | Dennis Martinez | 140 | WAS |
| +003+ | 5.55 | Tom Candiotti | 129.3 | TOT |
| +005+ | 5.22 | Scott Erickson | 126.7 | MIN |
| +006+ | 5.17 | Roger Clemens | 140 | BOS |
| +011+ | 4.66 | Pete Harnisch | 123.7 | HOU |
| +013+ | 4.34 | Ramon Martinez | 126.7 | LAN |
| +015+ | 3.98 | Mike Morgan | 125 | LAN |
| +018+ | 3.7 | Jimmy Key | 117.3 | TOR |
| +019+ | 3.68 | David Cone | 128.3 | NYN |
| +023+ | 3.6 | Frank Viola | 139 | NYN |
| +025+ | 3.47 | Greg Swindell | 143 | CLE |
| +033+ | 3.16 | Tim Belcher | 113.7 | LAN |
| +038+ | 3 | Doug Drabek | 130.3 | PIT |
| +042+ | 2.84 | Jose DeLeon | 107 | SLN |
| +044+ | 2.74 | Todd Stottlemyre | 123 | TOR |
| +045+ | 2.71 | Nolan Ryan | 102.7 | TEX |
| +047+ | 2.69 | Dennis Rasmussen | 71.3 | SDN |
| +048+ | 2.65 | Bob Tewksbury | 100.3 | SLN |
| +052+ | 2.56 | Dave Wells | 118.7 | TOR |
| +054+ | 2.5 | Tommy Greene | 110 | PHI |
| +058+ | 2.4 | Jack McDowell | 141.3 | CHA |
| +060+ | 2.36 | Randy Tomlin | 77 | PIT |
| +062+ | 2.33 | Zane Smith | 118.3 | PIT |
| +078+ | 1.98 | Kevin Tapani | 125.7 | MIN |
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