| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | LAN | 8.47 | 199905300_LAN_ATL |
| Randy Johnson | ARI | 7.24 | 199905300_ARI_NYN |
| John Smoltz | ATL | 5.83 | 199906010_COL_ATL |
| Mike Hampton | HOU | 5.41 | 199905300_HOU_PIT |
| Roger Clemens | NYA | 2.75 | 199906010_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| LaTroy Hawkins | MIN | -9.25 | 199905310_MIN_ANA |
| Tim Belcher | ANA | -3.11 | 199905310_MIN_ANA |
| Robert Person | PHI | -2.78 | 199906010_SFN_PHI |
| Jay Witasick | KCA | -1.86 | 199906010_KCA_TEX |
| Bobby Witt | TBA | -1.86 | 199905310_TBA_OAK |
Based on accumulated WAA for this season up to 1999-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.26 | Pedro Martinez | 80.7 | BOS |
| +004+ | 4.61 | Curt Schilling | 91 | PHI |
| +005+ | 4.03 | David Cone | 66 | NYA |
| +006+ | 3.87 | Randy Johnson | 93.7 | ARI |
| +007+ | 3.77 | Kevin Brown | 79 | LAN |
| +011+ | 3.37 | Mike Hampton | 75.7 | HOU |
| +012+ | 3.36 | Russ Ortiz | 67.3 | SFN |
| +013+ | 3.36 | John Smoltz | 61.7 | ATL |
| +014+ | 3.34 | Jose Rosado | 66 | KCA |
| +017+ | 3.2 | Mike Sirotka | 67.7 | CHA |
| +018+ | 3.15 | Kevin Tapani | 54.7 | CHN |
| +023+ | 2.89 | Jose Lima | 71.3 | HOU |
| +028+ | 2.76 | Pete Harnisch | 74 | CIN |
| +029+ | 2.76 | Omar Olivares | 67.7 | ANA |
| +030+ | 2.62 | Terry Mulholland | 53.7 | CHN |
| +032+ | 2.61 | Jeff Suppan | 72.7 | KCA |
| +034+ | 2.59 | Jeff Weaver | 60 | DET |
| +037+ | 2.35 | Woody Williams | 70.7 | SDN |
| +041+ | 2.27 | Kenny Rogers | 62 | OAK |
| +044+ | 2.15 | Darren Oliver | 64.7 | SLN |
| +047+ | 2.08 | Jon Lieber | 56.3 | CHN |
| +049+ | 2.06 | Kevin Millwood | 69 | ATL |
| +052+ | 1.97 | Bret Saberhagen | 30.7 | BOS |
| +056+ | 1.92 | Chris Carpenter | 68 | TOR |
| +064+ | 1.84 | Hideo Nomo | 33.7 | MIL |
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