Beginning in FY2013, the Administration on Intellectual and Developmental Disabilities requested that each Project of National Significance include the five primary territories of the United States in data collection and analysis efforts. The five territories included in this analysis are American Samoa, Guam, Northern Marianas, Puerto Rico, and the Virgin Islands of the United States.
Winsor, Jean and Domin, Daria, "Data Note: Vocational Rehabilitation Closure Trends for Individuals with Intellectual Disabilities: A Snapshot of Five U.S. Territories" (2014). Data Note Series, Institute for Community Inclusion. 58.