Numbers, Facts and Trends Shaping Your World

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  • fact sheet

    Unauthorized Immigrants in Germany

    An estimated 1.0 million to 1.2 million unauthorized immigrants lived in Germany in 2017, up from 500,000 to 600,000 in 2014, according to new Pew Research Center estimates based on the latest available data.

  • report

    3. Hopes about life in 2025

    While they anticipate an array of problems in the years ahead, these experts offered hope on a notable number of fronts over the next five years. It wasn’t just the optimists who said they see the near future as promising in many regards; most of the respondents who predicted digital life is likely to be […]

  • report

    5. Tech will have mixed effects that are not possible to guess now

    When asked about how people’s uses of technology will affect core aspects of democracy in the next decade about 18% of the experts responding to this canvassing said they will not affect much change in core aspects of democracy and democratic representation. Fred Baker, board member of the Internet Systems Consortium and longtime leader in […]

  • report

    Methodology

    Editorial note to readers (March 19, 2025): This project estimated the number of unauthorized immigrants living in 32 European countries during the mid- to late-2010s. We used what were then the best available data sources from different governments and from the European Union. After our report was published in November 2019, researchers at the University […]

  • report

    Methodology

    This is the 10th time Pew Research Center has measured restrictions on religion around the globe.[115. numoffset=”115″ See Methodology of Pew Research Center’s 2009 report “Global Restrictions on Religion” for a discussion of the conceptual basis for measuring restrictions on religion.] This report, which includes data for the year ending Dec. 31, 2017, generally follows […]

  • report

    Methodology

    The estimates presented in this report supersede all previously published Pew Research Center estimates. Although this report draws largely on U.S. Census Bureau data, our estimates will not generally agree exactly with those published by the Census Bureau because we include adjustments for survey omissions and corrections for various types of survey errors and anomalies. […]

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