In order to ensure respondent confidentiality, certain sensitive data collections are available only through a restricted access archive. While these data are still available free of charge, users must specifically request these collections from the archive. More information about this process and the necessary Data Transfer Agreement Form can be found in our Restricted Use Archive.
This FAQ was last reviewed on 2006-01-01. If you have further questions, or wish to report an error, please contact email@example.com.