| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 11.88 | 198304290_HOU_PHI |
| Fernando Valenzuela | LAN | 7.82 | 198304300_LAN_CHN |
| Steve Rogers | WAS | 4.44 | 198304290_CIN_WAS |
| Rick Camp | ATL | 2.26 | 198304290_ATL_NYN |
| Joaquin Andujar | SLN | 2.08 | 198304300_SFN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Brad Havens | MIN | -3.72 | 198304290_MIL_MIN |
| Rich Gale | CIN | -1.75 | 198304300_CIN_WAS |
| Mike LaCoss | HOU | -1.67 | 198304300_HOU_PHI |
| Chris Welsh | SDN | -1.33 | 198304302_SDN_PIT |
| Paul Moskau | CHN | -1.04 | 198304290_LAN_CHN |
Based on accumulated WAA for this season up to 1983-04-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.62 | Rick Honeycutt | 37.7 | TEX |
| +003+ | 2.23 | Dave Stieb | 40 | TOR |
| +004+ | 1.99 | Steve Carlton | 48.3 | PHI |
| +006+ | 1.79 | Atlee Hammaker | 30 | SFN |
| +007+ | 1.71 | Bruce Berenyi | 35 | CIN |
| +008+ | 1.63 | Bob Knepper | 41.3 | HOU |
| +009+ | 1.61 | Don Sutton | 31 | MIL |
| +010+ | 1.6 | Larry McWilliams | 36.7 | PIT |
| +011+ | 1.57 | Pascual Perez | 31 | ATL |
| +014+ | 1.52 | John Denny | 40.7 | PHI |
| +017+ | 1.43 | Dan Petry | 31.3 | DET |
| +019+ | 1.42 | Mike Smithson | 31 | TEX |
| +020+ | 1.35 | Joe Price | 33.3 | CIN |
| XXXXX | 1.15 | Dave LaPoint | 26 | SLN |
| XXXXX | 1.1 | Rick Camp | 37.3 | ATL |
| XXXXX | 1.08 | John Tudor | 38.3 | BOS |
| XXXXX | 1.05 | Tom Seaver | 27.3 | NYN |
| XXXXX | 0.96 | Mario Soto | 38.3 | CIN |
| XXXXX | 0.94 | Geoff Zahn | 32 | ANA |
| XXXXX | 0.83 | Steve Rogers | 39.7 | WAS |
| XXXXX | 0.81 | Dave Dravecky | 36 | SDN |
| XXXXX | 0.78 | Alejandro Pena | 16.3 | LAN |
| XXXXX | 0.78 | Chuck Rainey | 28.7 | CHN |
| XXXXX | 0.76 | Dennis Lamp | 24 | CHA |
| XXXXX | 0.75 | Danny Darwin | 25.7 | TEX |
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