| Starter | Tm | Tier | Game |
|---|---|---|---|
| Barry Zito | OAK | 5.81 | 200305210_MIN_OAK |
| Mike Mussina | NYA | 4.34 | 200305230_TOR_NYA |
| Kerry Wood | CHN | 3.72 | 200305210_CHN_PIT |
| Russ Ortiz | ATL | 3.16 | 200305230_NYN_ATL |
| Woody Williams | SLN | 3.14 | 200305210_SLN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ryan Dempster | CIN | -5.02 | 200305220_ATL_CIN |
| Glendon Rusch | MIL | -4.39 | 200305230_LAN_MIL |
| Jim Parque | TBA | -3.55 | 200305210_TBA_TEX |
| Colby Lewis | TEX | -3.02 | 200305220_TBA_TEX |
| Pedro Astacio | NYN | -2.42 | 200305220_PHI_NYN |
Based on accumulated WAA for this season up to 2003-05-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 3.5 | Mark Mulder | 77 | OAK |
| +006+ | 3.48 | Esteban Loaiza | 58.7 | CHA |
| +008+ | 3.04 | Mike Mussina | 71 | NYA |
| +009+ | 3.04 | Matt Morris | 74.7 | SLN |
| +011+ | 3.03 | Woody Williams | 64 | SLN |
| +012+ | 3 | Barry Zito | 68 | OAK |
| +013+ | 2.95 | Tim Hudson | 73.7 | OAK |
| +014+ | 2.92 | Kevin Brown | 64.3 | LAN |
| +015+ | 2.81 | Mark Prior | 69 | CHN |
| +023+ | 2.58 | C.C. Sabathia | 66 | CLE |
| +022+ | 2.58 | Kevin Millwood | 69.7 | PHI |
| +024+ | 2.53 | Brett Myers | 59 | PHI |
| +025+ | 2.51 | Jason Schmidt | 62 | SFN |
| +035+ | 2.19 | Roger Clemens | 64.7 | NYA |
| +037+ | 2.16 | Brandon Webb | 42 | ARI |
| +038+ | 2.13 | Kerry Wood | 64.3 | CHN |
| +039+ | 2.12 | Hideo Nomo | 71 | LAN |
| +041+ | 2.1 | Zach Day | 59.7 | WAS |
| +046+ | 2.04 | David Wells | 67.3 | NYA |
| +045+ | 2.04 | Carlos Zambrano | 59.3 | CHN |
| +047+ | 2.03 | Gil Meche | 56.7 | SEA |
| +052+ | 1.93 | Randy Wolf | 63.3 | PHI |
| +056+ | 1.85 | Kazuhisa Ishii | 51.7 | LAN |
| +058+ | 1.81 | Kirk Rueter | 61.3 | SFN |
| +066+ | 1.66 | Tommy Phelps | 22.3 | MIA |
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