The actual Enumeration shall be made within three Years after the first Meeting of the Congress of the United States, and within every subsequent Term of ten Years. The United States Census Bureau is responsible for the United States Census, the first census after the American Revolution was taken in 1790, under Secretary of State Thomas Jefferson, there have been 22 federal censuses since that time. The current national census was held in 2010, the census is scheduled for 2020. For years between the censuses, the Census Bureau issues estimates made using surveys and statistical models, in particular. Title 13 of the United States Code governs how the Census is conducted, Information is confidential as per 13 U. S. C. The United States Census is a census, which is distinct from the U. S. Census of Agriculture. It is also distinct from local censuses conducted by some states or local jurisdictions, Decennial U. S. Census figures are based on actual counts of persons dwelling in U. S. residential structures. They include citizens, non-citizen legal residents, non-citizen long-term visitors, the Census Bureau bases its decision about whom to count on the concept of usual residence. Usual residence, a principle established by the Census Act of 1790, is defined as the place a person lives, the Census also uses hot deck imputation to assign data to housing units where occupation status is unknown. This practice has effects across many areas, but is seen by some as controversial, however, the practice was ruled constitutional by the U. S. Supreme Court in Utah v. Evans. Certain American citizens living overseas are specifically excluded from being counted in the even though they may vote. Only Americans living abroad who are Federal employees and their dependents living overseas with them are counted, private U. S. citizens living abroad who are not affiliated with the Federal government will not be included in the overseas counts. These overseas counts are used solely for reapportioning seats in the U. S, in the United States recent censuses, Census Day has been April 1. However, it was previously in August, as per instructions given to U. S. Marshals, All the questions refer to the day when the enumeration is to commence. Disadvantaged minorities are more likely to be undercounted. For example, the Census Bureau estimates that in 1970 over six percent of blacks went uncounted, democrats often argue that modern sampling techniques should be used so that more accurate and complete data can be inferred. Republicans often argue against such sampling techniques, stating the U. S, constitution requires an actual enumeration for apportionment of House seats, and that political appointees would be tempted to manipulate the sampling formulas. Although the sticker was unofficial and the results were not added to the census, she, in 2015 Laverne Cox called for transgender people to be counted in the census
A woman with a Hollerith pantograph punch, the keyboard is for the 1920 US Census population card
This 1940 Census publicity photo shows a census worker in Fairbanks, Alaska. The dog musher remains out of earshot to maintain confidentiality.