The Future of World Religions: Population Growth Projections, 2010-2050 | Pew Research Center
World's largest religion by population is still Christianity | Pew Research Center
Chart: The World's Largest Religious Groups Over Time | Statista
Which countries have the 10 largest Christian and Muslim populations? | Pew Research Center
File:Adherents of worlds major religions (2015).jpg - Wikimedia Commons
Major World Religions populations pie chart statistics list
The Future of World Religions: Population Growth Projections, 2010-2050 | Pew Research Center
Mapped: The World's Major Religions, by Distribution
File:World-religions.PNG - Wikimedia Commons
Religion in Europe - Wikipedia
These are all the world's major religions in one map | World Economic Forum
Top Religions In The World - Quiz - Quizony.com
PRRI
5 Religions With The Most Followers | HuffPost Communities
Russia - Religion | Britannica
Top 10 Religious Populations in the World | Download Table
What is each country's second-largest religious group? | Pew Research Center
Most Popular Religions in the World | List of religious populations
What are the largest religious groups around the world, and where are they? | The Independent | The Independent
List of religious populations - Wikipedia
Mapped: The World's Major Religions, by Distribution
The Changing Global Religious Landscape | Pew Research Center
The Religious Affiliation of International Migrants | Pew Research Center
