| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Hampton | HOU | 5.86 | 199909080_HOU_PHI |
| Kevin Brown | LAN | 5.19 | 199909090_NYN_LAN |
| Kevin Millwood | ATL | 5.13 | 199909080_SLN_ATL |
| David Cone | NYA | 3.72 | 199909070_NYA_KCA |
| Curt Schilling | PHI | 2.2 | 199909080_HOU_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mac Suzuki | KCA | -3.79 | 199909080_NYA_KCA |
| LaTroy Hawkins | MIN | -3.72 | 199909080_BAL_MIN |
| Tim Belcher | ANA | -3.14 | 199909080_CHA_ANA |
| Cal Eldred | MIL | -2.95 | 199909070_ARI_MIL |
| John Burkett | TEX | -1.7 | 199909080_CLE_TEX |
Based on accumulated WAA for this season up to 1999-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 11.52 | Randy Johnson | 240.7 | ARI |
| +003+ | 10.44 | Pedro Martinez | 179.3 | BOS |
| +004+ | 8.93 | Mike Hampton | 207.7 | HOU |
| +006+ | 8.48 | Kevin Brown | 222.7 | LAN |
| +013+ | 7.9 | Kevin Millwood | 198 | ATL |
| +023+ | 6.51 | David Cone | 171.3 | NYA |
| +025+ | 6.33 | Jose Lima | 214.7 | HOU |
| +029+ | 5.72 | Greg Maddux | 195.3 | ATL |
| +034+ | 5.3 | Shane Reynolds | 211 | HOU |
| +038+ | 5.2 | Andy Ashby | 180 | SDN |
| +040+ | 5.17 | Ismael Valdes | 190.3 | LAN |
| +046+ | 4.89 | Curt Schilling | 180.3 | PHI |
| +055+ | 4.47 | Omar Daal | 191 | ARI |
| +059+ | 4.37 | Alex Fernandez | 141 | MIA |
| +066+ | 4.18 | Brad Radke | 190 | MIN |
| +067+ | 4.17 | Scott Elarton | 104 | HOU |
| +070+ | 3.99 | Jose Rosado | 181.7 | KCA |
| +074+ | 3.82 | Tim Hudson | 113 | OAK |
| +076+ | 3.74 | Pete Harnisch | 174.7 | CIN |
| +077+ | 3.66 | Todd Ritchie | 150 | PIT |
| +078+ | 3.63 | Russ Ortiz | 172.7 | SFN |
| +079+ | 3.61 | John Smoltz | 152.3 | ATL |
| +081+ | 3.57 | Jamie Moyer | 205 | SEA |
| +088+ | 3.35 | Juan Guzman | 172.7 | TOT |
| +096+ | 3.15 | Omar Olivares | 182 | TOT |
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