Data Sources


American Fact Finder from the United States Census Bureau

Alliance for Audited Media

American Booksellers Association

National Center for Education Statistics (Public School District database)

National Directory of Magazines and Standard Periodical Directory provided by Oxbridge Communications

Nielsen Scarborough USA+ Release 1 2016

Institute of Museum and Library Services (Public Libraries Survey, FY 2014)

United States Census Bureau, United States Department of Commerce

Yellow Pages


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