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The Demography of the World Population from 1950 to 2100. Data source: United Nations — World Population Prospects 2017. Demography (from Ancient Greek δῆμος (dêmos) 'people, society' and -γραφία (-graphía) 'writing, drawing, description') [1] is the statistical study of human populations: their size, composition (e.g., ethnic group, age), and how they change through the ...
The United States has a racially and ethnically diverse population. [1] At the federal level, race and ethnicity have been categorized separately. The most recent United States census recognized five racial categories (White, Black, Native American/Alaska Native, Asian, and Native Hawaiian/Other Pacific Islander), as well as people who belong to two or more of the racial categories.
The U.S. population grew only 0.1% from the previous year before. [90] The United States' population has grown by less than one million people for the first time since 1937, with the lowest numeric growth since at least 1900, when the Census Bureau began yearly population estimates. [90]
The 1940 census was the first to include separate population and housing questionnaires. [21] The race category of "Mexican" was eliminated in 1940, and the population of Mexican descent was counted with the white population. [26] 1940 census data was used for Japanese American internment. The Census Bureau's role was denied for decades, but ...
The study concluded that Inferred English ancestry is found in European Americans from all states at mean proportions of more than 20% and represents a majority of ancestry (more than 50% mean proportion) in states such as Mississippi, Arkansas, and Tennessee. These states are similarly highlighted in the map of the self-reported "American ...
Demographic statistics are measures of the characteristics of, or changes to, a population. Records of births, deaths, marriages, immigration and emigration and a regular census of population provide information that is key to making sound decisions about national policy. [1] [2] A useful summary of such data is the population pyramid. It ...
As of 2009, the average birth rate (unclear whether this is the weighted average rate per country [with each country getting a weight of 1], or the unweighted average of the entire world population) for the whole world is 19.95 per year per 1000 total population, a 0.48% decline from 2003's world birth rate of 20.43 per 1000 total population.
According to the 2020 United States census, there are 2,251,699 people who are Native Americans or Alaska Natives alone; they make up 0.7% of the total population. [ f ] [ 124 ] According to the Office of Management and Budget (OMB), an "American Indian or Alaska Native" is a person whose ancestry have origins in any of the original peoples of ...