The Census Bureau released today the Census 2000 MCD/County-to-MCD/County Worker Flow Files. These files contain commuter flow data at the county subdivision or minor civil division (MCD) level in twelve states: Connecticut, Maine, Massachusetts, Michigan, Minnesota, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, and Wisconsin. For the other 38 states and the District of Columbia data are presented at the county level. Files for Puerto Rico are also provided in this product, showing data at the county equivalent (municipio) level. The files may be found at the following location: www.census.gov/population/www/cen2000/mcdworkerflow.html Alternatively, from the Census Bureau home page (www.census.gov) click on "J" in the Subjects A to Z Index. On the next page click on the link for "Journey to Work and Place of Work Data." From there, under the heading Census 2000 Data click on the link "2000 Minor Civil Division/County-to-Minor Civil Division/County Worker Flow Files."