| Starter | Tm | Tier | Game |
|---|---|---|---|
| Curt Schilling | PHI | 9.24 | 199906030_SFN_PHI |
| John Smoltz | ATL | 5.83 | 199906010_COL_ATL |
| Mike Mussina | BAL | 2.78 | 199906020_BAL_SEA |
| Roger Clemens | NYA | 2.75 | 199906010_CLE_NYA |
| Ismael Valdez | LAN | 1.82 | 199906010_LAN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Robert Person | PHI | -2.78 | 199906010_SFN_PHI |
| Jaime Navarro | CHA | -2.5 | 199906030_CHA_TOR |
| Jaret Wright | CLE | -1.99 | 199906020_CLE_NYA |
| Jay Witasick | KCA | -1.86 | 199906010_KCA_TEX |
| Javier Vazquez | WAS | -1.62 | 199906020_ARI_WAS |
Based on accumulated WAA for this season up to 1999-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.27 | Pedro Martinez | 80.7 | BOS |
| +004+ | 4.35 | Curt Schilling | 98 | PHI |
| +005+ | 4.03 | David Cone | 66 | NYA |
| +006+ | 3.88 | Randy Johnson | 93.7 | ARI |
| +009+ | 3.8 | Kevin Brown | 79 | LAN |
| +010+ | 3.71 | Jose Lima | 80.3 | HOU |
| +012+ | 3.4 | Kevin Tapani | 60.7 | CHN |
| +013+ | 3.4 | Mike Hampton | 75.7 | HOU |
| +014+ | 3.36 | Jose Rosado | 66 | KCA |
| +015+ | 3.34 | John Smoltz | 61.7 | ATL |
| +019+ | 3.22 | Mike Sirotka | 67.7 | CHA |
| +028+ | 2.77 | Pete Harnisch | 74 | CIN |
| +029+ | 2.76 | Omar Olivares | 67.7 | ANA |
| +032+ | 2.63 | Jeff Suppan | 72.7 | KCA |
| +033+ | 2.62 | Terry Mulholland | 53.7 | CHN |
| +036+ | 2.59 | Jeff Weaver | 60 | DET |
| +040+ | 2.46 | Russ Ortiz | 72.3 | SFN |
| +042+ | 2.38 | Woody Williams | 70.7 | SDN |
| +044+ | 2.29 | Paul Byrd | 75.7 | PHI |
| +046+ | 2.27 | Kenny Rogers | 62 | OAK |
| +052+ | 2.08 | Jon Lieber | 56.3 | CHN |
| +054+ | 2.06 | Omar Daal | 73 | ARI |
| +055+ | 2.03 | Kevin Millwood | 69 | ATL |
| +057+ | 2.01 | Darren Oliver | 70.7 | SLN |
| +058+ | 2 | Chris Carpenter | 74.3 | TOR |
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