In some countries, immigration accounted for all population growth between 2000 and 2020
In 14 countries and territories, immigration accounted for more than 100% of population growth during this period.
In 2020, Pew Research Center launched a new project called the National Public Opinion Reference Survey (NPORS). NPORS is an annual, cross-sectional survey of U.S. adults. Respondents can answer either by paper or online, and they are selected using address-based sampling from the United States Postal Service’s computerized delivery sequence file.
NPORS is an annual survey of U.S. adults conducted by the Pew Research Center used to to produce benchmark estimates for several topics.
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Sort through the more than 30 jurisdictions that have enacted laws allowing gay and lesbian couples to marry.
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