| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 11.88 | 198304290_HOU_PHI |
| Fernando Valenzuela | LAN | 7.82 | 198304300_LAN_CHN |
| Don Sutton | MIL | 6.83 | 198305010_MIL_MIN |
| Dave Stieb | TOR | 6.78 | 198305010_CHA_TOR |
| Steve Rogers | WAS | 4.44 | 198304290_CIN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | SEA | -4.34 | 198305010_BAL_SEA |
| Brad Havens | MIN | -3.72 | 198304290_MIL_MIN |
| Rich Gale | CIN | -1.75 | 198304300_CIN_WAS |
| Mike LaCoss | HOU | -1.67 | 198304300_HOU_PHI |
| Mike Norris | OAK | -1.47 | 198305012_DET_OAK |
Based on accumulated WAA for this season up to 1983-05-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.07 | Dave Stieb | 49 | TOR |
| +002+ | 2.64 | Rick Honeycutt | 37.7 | TEX |
| +005+ | 2.01 | Steve Carlton | 48.3 | PHI |
| +007+ | 1.82 | Atlee Hammaker | 30 | SFN |
| +008+ | 1.65 | Bruce Berenyi | 41 | CIN |
| +009+ | 1.61 | Larry McWilliams | 36.7 | PIT |
| +011+ | 1.58 | Pascual Perez | 31 | ATL |
| +012+ | 1.53 | John Denny | 40.7 | PHI |
| +015+ | 1.52 | Don Sutton | 39 | MIL |
| +016+ | 1.47 | Joe Price | 41.3 | CIN |
| +018+ | 1.46 | Dan Petry | 31.3 | DET |
| +021+ | 1.32 | Bob Knepper | 44.7 | HOU |
| +023+ | 1.28 | Tom Seaver | 34.3 | NYN |
| XXXXX | 1.17 | Dave LaPoint | 26 | SLN |
| XXXXX | 1.11 | Rick Camp | 37.3 | ATL |
| XXXXX | 1.09 | John Tudor | 38.3 | BOS |
| XXXXX | 0.99 | Larry Gura | 46 | KCA |
| XXXXX | 0.98 | Mario Soto | 38.3 | CIN |
| XXXXX | 0.95 | Geoff Zahn | 32 | ANA |
| XXXXX | 0.87 | Chris Codiroli | 33.7 | OAK |
| XXXXX | 0.84 | Steve Rogers | 39.7 | WAS |
| XXXXX | 0.83 | Chuck Rainey | 28.7 | CHN |
| XXXXX | 0.82 | Dave Dravecky | 36 | SDN |
| XXXXX | 0.82 | Alejandro Pena | 16.3 | LAN |
| XXXXX | 0.78 | Dennis Lamp | 24 | CHA |
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