"Consists of 121 ascii text files, presenting mobility/migration data for various levels of geography and demographic, family, or household characteristics. The first set of files contains gross and net migration data for various levels of geography and selected characteristics. The second set of files consists of county-to-county migration flow data for counties and equivalent entities and some minor civil divisions (MCDs) by selected characteristics. Limited two-way cross tabulations by selected characteristics for county-to-county migration flows are also provided. The files come from Census 2000 long-form data, and all mobility data are derived from the residence 5-years-ago question. All mobility data are for the population 5 years and over unless otherwise noted."--Census 2000 migration DVD user documentation (Word document contained on DVD).