Source https://nces.ed.gov/pubs2012/2012014rev.pdf

U.S. Department of EducationArne DuncanSecretaryInstitute of Education SciencesJohn Q. EastonDirectorNational Center for Education StatisticsJack BuckleyCommissionerEarly Childhood, International, and Crosscutting Studies DivisionVal PliskoAssociate CommissionerThe National Center for Education Statistics (NCES) is the primary federal entity for collecting, analyzing, and reporting data related to education in the United States and other nations. It fulfills a congressional mandate to collect, collate, analyze, and report full and complete statistics on the condition of education in the United States; conduct and publish reports and specialized analyses of the meaning and significance of such statistics; assist state and local education agencies in improving their statistical systems; and review and report on education activities in foreign countrie