| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Johnson | ARI | 13.33 | 199909240_ARI_SFN |
| Kevin Brown | LAN | 7.29 | 199909240_SDN_LAN |
| Kevin Millwood | ATL | 7.07 | 199909240_ATL_WAS |
| Mike Hampton | HOU | 5.38 | 199909240_HOU_MIL |
| David Cone | NYA | 2.05 | 199909250_TBA_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| LaTroy Hawkins | MIN | -5.12 | 199909250_CHA_MIN |
| Micah Bowie | CHN | -4.15 | 199909230_PIT_CHN |
| Willie Blair | DET | -4.11 | 199909230_CLE_DET |
| Mac Suzuki | KCA | -3.92 | 199909250_KCA_DET |
| Bobby Witt | TBA | -2.53 | 199909240_TBA_NYA |
Based on accumulated WAA for this season up to 1999-09-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 13.48 | Randy Johnson | 264.7 | ARI |
| +003+ | 12.48 | Pedro Martinez | 204.3 | BOS |
| +004+ | 10.04 | Kevin Brown | 246.3 | LAN |
| +005+ | 10 | Kevin Millwood | 221 | ATL |
| +011+ | 8.59 | Mike Hampton | 224 | HOU |
| +028+ | 6.55 | Greg Maddux | 216.3 | ATL |
| +035+ | 5.58 | David Cone | 188 | NYA |
| +040+ | 5.33 | Jose Lima | 232.7 | HOU |
| +043+ | 5.13 | Mike Mussina | 196.3 | BAL |
| +046+ | 5.07 | Andy Ashby | 200 | SDN |
| +052+ | 4.95 | Todd Ritchie | 167 | PIT |
| +054+ | 4.89 | Shane Reynolds | 226.7 | HOU |
| +056+ | 4.84 | John Smoltz | 171.3 | ATL |
| +057+ | 4.8 | Tim Hudson | 131.3 | OAK |
| +059+ | 4.73 | Bret Saberhagen | 117 | BOS |
| +063+ | 4.62 | Juan Guzman | 190.7 | TOT |
| +066+ | 4.58 | Jamie Moyer | 228 | SEA |
| +072+ | 4.37 | Brad Radke | 210.7 | MIN |
| +076+ | 4.16 | Scott Elarton | 121.3 | HOU |
| +084+ | 3.77 | Omar Daal | 202 | ARI |
| +087+ | 3.59 | Jose Rosado | 199 | KCA |
| +090+ | 3.58 | Russ Ortiz | 198.7 | SFN |
| +091+ | 3.57 | Steve Parris | 121 | CIN |
| +095+ | 3.42 | Sterling Hitchcock | 200.3 | SDN |
| +097+ | 3.39 | Pete Harnisch | 184.7 | CIN |
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