| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 12.24 | 199806120_WAS_ATL |
| Curt Schilling | PHI | 6.48 | 199806120_CHN_PHI |
| Kevin Brown | SDN | 5.32 | 199806100_CIN_SDN |
| Al Leiter | NYN | 4.35 | 199806100_TBA_NYN |
| Pedro Martinez | BOS | 3.79 | 199806100_BOS_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Castillo | DET | -7.64 | 199806100_HOU_DET |
| Darren Oliver | TEX | -1.9 | 199806100_TEX_COL |
| Ryan Dempster | MIA | -1.33 | 199806120_NYN_MIA |
| Javier Vazquez | WAS | -1.16 | 199806120_WAS_ATL |
| Bill Swift | SEA | -0.66 | 199806100_SEA_SFN |
Based on accumulated WAA for this season up to 1998-06-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.14 | Greg Maddux | 113.3 | ATL |
| +005+ | 5.48 | Andy Ashby | 106 | SDN |
| +006+ | 5.02 | Al Leiter | 79.3 | NYN |
| +007+ | 4.89 | Curt Schilling | 114.7 | PHI |
| +010+ | 4.55 | Rick Reed | 85 | NYN |
| +011+ | 4.53 | Francisco Cordova | 96 | PIT |
| +012+ | 4.48 | Hideki Irabu | 68 | NYA |
| +014+ | 4.23 | Tom Glavine | 87.3 | ATL |
| +015+ | 4.15 | Chuck Finley | 98.3 | ANA |
| +016+ | 4.11 | Kevin Brown | 105 | SDN |
| +018+ | 3.86 | Mike Hampton | 100 | HOU |
| +019+ | 3.77 | Brad Radke | 92.7 | MIN |
| +021+ | 3.71 | Pete Harnisch | 93.3 | CIN |
| +022+ | 3.58 | Shane Reynolds | 99.3 | HOU |
| +023+ | 3.54 | Ramon Martinez | 97 | LAN |
| +026+ | 3.27 | Bartolo Colon | 93.3 | CLE |
| +027+ | 3.23 | Todd Stottlemyre | 109.7 | SLN |
| +030+ | 3.1 | Kenny Rogers | 96.3 | OAK |
| +037+ | 2.87 | Omar Olivares | 72 | ANA |
| +042+ | 2.68 | Woody Williams | 86.3 | TOR |
| +043+ | 2.62 | Masato Yoshii | 70.3 | NYN |
| +053+ | 2.4 | Jose Lima | 94 | HOU |
| +055+ | 2.37 | Roger Clemens | 85.3 | TOR |
| +060+ | 2.31 | Carlos Perez | 101.7 | WAS |
| +064+ | 2.27 | Orel Hershiser | 87.3 | SFN |
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