They are also not reliable at any sub-national level. The following demographic projection for the April 2000 population, assumes that the sizes of the Black and non-Black net undercounts are the same in 2000 as they were in 1990. The Census Bureau's population estimate, not incorporating the net undercount, for April 2000 is 274,520,000. Adding the net undercount of 4,720,000 brings the total estimated population to 279,240,000. 242,200 Total Method assumes sizes of undercount hold constant for Blacks and Non-Blacks.
Numbers are in thousands.
Its findings are reported periodically to Congress.