- Insured population prepared by the Office of the Chief Actuary based on data from Continuous Work History Sample.
- Insured deaths prepared by the Office of the Chief Actuary based on mortality rates and insured population.
- Historical ratios of lump-sum deaths to insured deaths computed by dividing corresponding numbers. Future ratios projected by regression.
- Historical number of lump-sum deaths from SSA administrative records. Future figures computed by applying corresponding ratio to the number of insured deaths.
- Historical average benefit is computed as total amount divided by number of lump-sum deaths. Future figures projected based on historical trend and judgment.
- Historical total amounts are prepared by the Office of the Chief Actuary from SSA administrative records. Future figures computed by multiplying number of lump-sum deaths by average benefit.
