The World Factbook is produced annually by the Central Intelligence Agency for the use of United States Government officials, and the style, format, coverage, and content are designed to meet their specific requirements. Information was provided by the Bureau of the Census, CentralIntelligence Agency, Defense Intelligence Agency, Defense Nuclear Agency,Department of State, Foreign Broadcast Information Service, MaritimeAdministration, National Science Foundation (Polar Information Program),Navy Operational Intelligence Center, Office of Territorial andInternational Affairs, United States Board on Geographic Names,United States Coast Guard, and others.