"The Chicago Council on Foreign Relationsï¿½ public opinion survey, conducted quadrennially between 1974 and 2002 and biennially thereafter, is one of the preeminent and most widely cited sources of information on U.S. public and leadership attitudes on international relations and foreign policy." All studies conducted by the CCFR in the past are made fully accessible via the links from their web site. it measures the concerns of Americans regarding economic, political, and military engagement in foreign affairs. Conducted every four years from 1974 to 2002 and now biennially, the full-text of reports and actual survey results are accessible from the site. The most recent surveys, produced under the titles Worldviews 2002 and Global Views 2004, include data from parallel surveys done in EU countries, Mexico, and Korea. Most years are also available as numeric files from ICPSR and CISER.