| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 6.4 | 199806160_LAN_SDN |
| Al Leiter | NYN | 5.08 | 199806160_NYN_WAS |
| Mike Hampton | HOU | 3.28 | 199806150_HOU_CIN |
| Denny Neagle | ATL | 3.22 | 199806160_MIA_ATL |
| Roger Clemens | TOR | 3.19 | 199806140_BAL_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bobby Witt | TEX | -6.04 | 199806150_ANA_TEX |
| LaTroy Hawkins | MIN | -1.88 | 199806140_CHA_MIN |
| Glendon Rusch | KCA | -1.55 | 199806140_DET_KCA |
| Jason Bere | CHA | -1.54 | 199806160_BOS_CHA |
| Ken Cloude | SEA | -1.36 | 199806140_SEA_OAK |
Based on accumulated WAA for this season up to 1998-06-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.11 | Greg Maddux | 113.3 | ATL |
| +003+ | 5.99 | Andy Ashby | 113.3 | SDN |
| +004+ | 5.93 | Al Leiter | 88.3 | NYN |
| +008+ | 4.85 | Curt Schilling | 114.7 | PHI |
| +009+ | 4.78 | Hideki Irabu | 75 | NYA |
| +011+ | 4.55 | Rick Reed | 93.3 | NYN |
| +012+ | 4.53 | Francisco Cordova | 96 | PIT |
| +014+ | 4.14 | Mike Hampton | 103 | HOU |
| +015+ | 4.07 | Kevin Brown | 111 | SDN |
| +016+ | 3.98 | Chuck Finley | 105 | ANA |
| +017+ | 3.97 | Pete Harnisch | 100.3 | CIN |
| +018+ | 3.96 | Bartolo Colon | 102.3 | CLE |
| +019+ | 3.95 | Brad Radke | 100.7 | MIN |
| +022+ | 3.85 | Tom Glavine | 94 | ATL |
| +023+ | 3.75 | Ramon Martinez | 101.7 | LAN |
| +026+ | 3.23 | Todd Stottlemyre | 109.7 | SLN |
| +029+ | 3.16 | Denny Neagle | 107.7 | ATL |
| +032+ | 3.06 | Kenny Rogers | 96.3 | OAK |
| +034+ | 3.02 | Shane Reynolds | 104.3 | HOU |
| +037+ | 2.86 | Omar Olivares | 72 | ANA |
| +042+ | 2.71 | Pedro Martinez | 103.3 | BOS |
| +048+ | 2.61 | Masato Yoshii | 70.3 | NYN |
| +053+ | 2.52 | Sean Bergman | 69 | HOU |
| +055+ | 2.42 | Omar Daal | 60.7 | ARI |
| +059+ | 2.37 | Jose Lima | 94 | HOU |
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