table with row headers in column A and column headers in rows 4 through 5,,, Table 1.6b Lower Bound of the Estimates - Year of Entry of the Foreign-Born Population by Sex and U.S. Citizenship Status: 2003,,, ,,, SEX AND YEAR OF ENTRY,U.S. Citizenship Status,, ,Total Foreign Born,Naturalized U.S. Citizen 1,Not a U.S. Citizen "Total, Both Sexes","33,315,946","13,755,309","19,440,636" ..2000 or later 2 ,"4,909,688","206,198","4,688,874" ..1990- 1999,"11,393,682","2,489,702","8,847,450" ..1980- 1989,"7,986,297","4,160,602","3,784,270" ..1970- 1979,"4,433,127","3,170,768","1,227,697" ..Before 1970,"4,275,208","3,568,432","690,425" ,,, .Total Male,"16,550,888","6,410,327","10,069,393" ..2000 or later 2 ,"2,531,244","103,106","2,417,495" ..1990- 1999 ,"5,764,064","1,147,467","4,586,217" ..1980- 1989,"4,072,678","2,045,128","2,001,299" ..1970- 1979,"2,174,563","1,501,693","652,778",,,,,,,, ..Before 1970,"1,824,708","1,526,491","288,591",,,,,,,, ,,,,,,,,,,, .Total Female,"16,731,782","7,324,398","9,344,327",,,,,,,, ..2000 or later 2 ,"2,360,367","97,306","2,253,144",,,,,,,, ..1990- 1999 ,"5,608,248","1,331,793","4,239,714",,,,,,,, ..1980- 1989,"3,893,735","2,101,419","1,767,073",,,,,,,, ..1970- 1979,"2,242,751","1,657,148","563,976",,,,,,,, ..Before 1970,"2,435,062","2,025,492","394,720",,,,,,,, Footnotes:,,,,,,,,,,, "1 Though a foreign-born person typically must reside in the United States for a minimum of five years before becoming a naturalized U.S. citizen, ",,,,,,,,,,, there are exceptions to U.S. naturalization law that allow certain individuals to obtain citizenship without meeting the five-year residence requirement.,,,,,,,,,,, 2 The category '2000 or later' includes 2000-2003.,,,,,,,,,,, "NOTE: The 2003 American Community Survey universe is limited to the household population and excludes the population living in institutions, college dormitories, ",,,,,,,,,,, and other group quarters. Data are based on a sample and are subject to sampling variability (see http://www.census.gov/acs/www/UseData/Accuracy/Accuracy1.htm). ,,,,,,,,,,, The degree of uncertainty for an estimate is represented through the use of a confidence interval. The confidence interval computed here is a 90-percent confidence interval ,,,,,,, and can be interpreted roughly as providing 90-percent certainty that the true number falls between the lower and upper bounds.,,,,,,, ,,,,,,, "SOURCE: U.S. Census Bureau, American Community Survey, 2003",,,,,,, " Immigration Statistics Staff, Population Division",,,,,,, Internet Release date: ,,,,,,, ,,,,,,, ,,