This resource includes a variety of information, such as student enrollment and educational programs and services data, which are disaggregated by race/ethnicity, sex, limited English proficiency, and disability. This collection includes data from a representative sample of schools and districts, representing 85% of the students in our nation’s schools. The CRDC is a longstanding and important aspect of the Department’s Office for Civil Rights (OCR) overall strategy for administering and enforcing the civil rights statutes for which it is responsible.