| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 15.31 | 199808230_LAN_ATL |
| Andy Ashby | SDN | 6.16 | 199808230_SDN_MIL |
| Pedro Martinez | BOS | 4.02 | 199808230_BOS_MIN |
| Al Leiter | NYN | 3.65 | 199808230_ARI_NYN |
| Chuck Finley | ANA | 2.78 | 199808230_TOR_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Oquist | OAK | -5.18 | 199808210_DET_OAK |
| Frank Castillo | DET | -5.07 | 199808222_DET_OAK |
| Jamey Wright | COL | -4.33 | 199808210_COL_WAS |
| John Burkett | TEX | -3.52 | 199808220_NYA_TEX |
| Bobby Witt | SLN | -2.6 | 199808220_SLN_PIT |
Based on accumulated WAA for this season up to 1998-08-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.37 | Greg Maddux | 211.7 | ATL |
| +003+ | 9.53 | Kevin Brown | 204 | SDN |
| +006+ | 7.99 | Tom Glavine | 181.3 | ATL |
| +007+ | 7.62 | Pedro Martinez | 191 | BOS |
| +009+ | 7.47 | Andy Ashby | 200.3 | SDN |
| +016+ | 6.76 | Al Leiter | 148.7 | NYN |
| +019+ | 6.4 | Roger Clemens | 180 | TOR |
| +020+ | 6.32 | Kenny Rogers | 188.7 | OAK |
| +021+ | 6.25 | Chuck Finley | 187.3 | ANA |
| +024+ | 6.11 | Curt Schilling | 214.7 | PHI |
| +025+ | 5.8 | Rick Reed | 176.3 | NYN |
| +027+ | 5.77 | Omar Daal | 123 | ARI |
| +037+ | 5 | Bartolo Colon | 181.3 | CLE |
| +043+ | 4.78 | Francisco Cordova | 180.3 | PIT |
| +047+ | 4.5 | David Wells | 174 | NYA |
| +053+ | 4.22 | Dustin Hermanson | 142 | WAS |
| +058+ | 4.05 | Jamie Moyer | 193 | SEA |
| +059+ | 3.96 | Pete Harnisch | 160.7 | CIN |
| +064+ | 3.83 | Mike Mussina | 156.7 | BAL |
| +067+ | 3.75 | Brian Bohanon | 104.3 | TOT |
| +073+ | 3.53 | Denny Neagle | 189 | ATL |
| +076+ | 3.37 | Matt Morris | 66.3 | SLN |
| +077+ | 3.31 | Sean Bergman | 144 | HOU |
| +082+ | 3.23 | Jose Lima | 190.7 | HOU |
| +085+ | 3.12 | David Cone | 168.7 | NYA |
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