| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 7.81 | 199808300_WAS_SDN |
| Roger Clemens | TOR | 4.45 | 199808300_MIN_TOR |
| Kenny Rogers | OAK | 3.33 | 199808300_OAK_CLE |
| Curt Schilling | PHI | 2.95 | 199808300_PHI_SFN |
| Chuck Finley | ANA | 2.93 | 199809010_ANA_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Castillo | DET | -3.63 | 199809010_TEX_DET |
| Chris Haney | KCA | -3.44 | 199808300_KCA_BAL |
| Doug Drabek | BAL | -3.16 | 199809010_CHA_BAL |
| John Burkett | TEX | -3.01 | 199809010_TEX_DET |
| Darryl Kile | COL | -2.95 | 199808300_CHN_COL |
Based on accumulated WAA for this season up to 1998-09-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.69 | Greg Maddux | 218.7 | ATL |
| +004+ | 10.33 | Kevin Brown | 220 | SDN |
| +006+ | 8.48 | Tom Glavine | 196.3 | ATL |
| +007+ | 8.44 | Roger Clemens | 198 | TOR |
| +008+ | 8.41 | Pedro Martinez | 199 | BOS |
| +015+ | 7.14 | Al Leiter | 156.7 | NYN |
| +021+ | 6.38 | Omar Daal | 137.7 | ARI |
| +022+ | 6.36 | Andy Ashby | 204 | SDN |
| +023+ | 6.32 | Curt Schilling | 230.7 | PHI |
| +026+ | 6.24 | Kenny Rogers | 201.7 | OAK |
| +032+ | 5.73 | Chuck Finley | 196.7 | ANA |
| +036+ | 5.41 | Francisco Cordova | 187.3 | PIT |
| +039+ | 5.24 | David Wells | 190 | NYA |
| +043+ | 5.05 | Rick Reed | 187.3 | NYN |
| +048+ | 4.83 | Brian Bohanon | 119.7 | TOT |
| +052+ | 4.7 | Bartolo Colon | 187 | CLE |
| +051+ | 4.7 | Dustin Hermanson | 156.7 | WAS |
| +054+ | 4.47 | Pete Harnisch | 176 | CIN |
| +060+ | 4.13 | Jamie Moyer | 205.3 | SEA |
| +062+ | 4.1 | Randy Johnson | 206 | TOT |
| +063+ | 4.09 | Matt Morris | 79.3 | SLN |
| +071+ | 3.87 | Mike Mussina | 169.3 | BAL |
| +073+ | 3.8 | Kerry Wood | 166.7 | CHN |
| +075+ | 3.73 | John Smoltz | 140.7 | ATL |
| +076+ | 3.69 | Rolando Arrojo | 181 | TBA |
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