Wikipedia at 25: What the data tells us
As of December 2025, there are over 66 million articles across all languages on Wikipedia. Around 7 million articles are in English.
Numbers, Facts and Trends Shaping Your World
Read our research on:
Search results for: “china”
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2. Global migration change, 1990-2020
Migration outpaced global population growth by 83% to 47% from 1990-2020. Buddhist and Muslim migrants more than doubled in number during this time.
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10 things to know about China’s policies on religion
The Chinese government closely regulates religious activity – here are 10 things to know about their policies on religion.
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The Religious Composition of the World’s Migrants
The globe’s 280 million immigrants shape countries’ religious composition. Christians make up the largest share, but Jews are most likely to have migrated.
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3. How Asian Americans see the U.S. immigration system
With more than half of Asian Americans born outside the United States, a share that rises to 67% among Asian American adults, engagement with the U.S. immigration system is a common experience. Asian American immigrants interact with the nation’s immigration system in different ways. Some Asian immigrants came to the U.S. under differing visa categories, […]
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Few East Asian adults believe women have an obligation to society to have children
Two-thirds or more in Hong Kong, Japan, South Korea, Taiwan and Vietnam say that women should decide for themselves whether to bear children.
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U.S. centenarian population is projected to quadruple over the next 30 years
The number of Americans ages 100 and older is projected to more than quadruple over the next three decades.
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Government Restrictions on Religion Stayed at Peak Levels Globally in 2022
Long-term analysis of 198 countries and territories shows government restrictions on religion and social hostilities toward religious groups go hand in hand.
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4. Restrictions on religion in the world’s 25 most populous countries in 2021
Egypt, Pakistan, India, Indonesia and Nigeria had the highest levels of overall restrictions (both government restrictions and social hostilities) among the 25 most populous countries in 2021. Japan, the United States, South Africa, Italy and Brazil had the lowest levels of overall restrictions among these countries. Each year we look separately at the 25 most […]
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1. Religious landscape and change
Most identify as Buddhist or unaffiliated, and religious “switching” over a person’s lifetime is common.