How Census Race Categories Have Changed Over Time
The race, ethnicity and origin categories used in the U.S. decennial census have shifted over time, often in a reflection of current politics, science and public attitudes. Our interactive tracks the category names from 1790 to 2010.
The Growing Population of Older People in the U.S., Germany and Italy
In 2015, the percentage of the population age 65 or older in Germany and Italy are already at a level the U.S. may reach in 2050.
Statistical Portrait of Hispanics in the United States, 1980 – 2013
There were 54 million Hispanics in the United States in 2013, comprising 17.1% of the total U.S. population. In 1980, with a population of 14.8 million, Hispanics made up just 6.5% of the total U.S. population.
Views of Legalizing Marijuana, 1969-2015
Public opinion on legalizing marijuana. Explore trends by gender, generation, and partisanship.
Party Identification Trends, 1992-2014
Pew Research Center has been tracking the party affiliation of the general public for over 20 years. Explore the party ID data for two dozen demographic subgroups, categorized by gender, race, education, generation, and religious affiliation.
Trends in Party Identification, 1939-2014
For more than 70 years, with few exceptions, more Americans have identified as Democrats than Republicans. But the share of independents, which surpassed the percentages of either Democrats or Republicans several years ago, continues to increase.
Religious Composition by Country, 2010-2050
The religious profile of the world is rapidly changing, driven primarily by differences in fertility rates and the size of youth populations among the world’s major religions, as well as by people switching faiths. This table details the estimated religious composition of 198 countries and territories for 2010 to 2050.
Comparing Millennials to Other Generations
Our interactive graphic compares the generations today and in the years that each generation was young (ages 18 to 33) to demonstrate this sea change in the activities and experiences of young adults that has occurred over the past 50 years.
Restrictions and Hostilities in the Most Populous Countries: 2013
Among the world’s 25 most populous countries, Burma (Myanmar), Egypt, Indonesia, Pakistan and Russia stand out as having the highest levels restrictions on religion (as of the end of 2013).
How Investigative Journalists View Surveillance and Digital Security
U.S.-based members of Investigative Reporters & Editors were asked to share their thoughts and experiences on how electronic surveillance and hacking have influenced their work or journalism as a whole.