The National Cemetery Administration (NCA) analyzes projections of the veteran population for capacity and construction planning for future VA burial sites. The Office of Policy and Planning (OPP) develops estimates and projections of the veteran population, collects information on the socioeconomic characteristics of veterans, surveys users and non-users of VA benefit programs, evaluates VA programs, and conducts actuarial studies. The Veterans Benefits Administration (VBA) supports continuing and new surveys of veterans and beneficiaries who receive VBA benefits and use its services. The surveys cover VA compensation and pension, education, loan guaranty, vocational rehabilitation and employment services, and insurance programs.