The World Christian database is updated twice a year, generally in January and July.
WCD has incorporated the latest (2017) population revision from the United Nations.
The latest languages to receive scripture translations and the subsequent distribution of scriptures data are included in the regular updates this quarter.
Data on 18 categories of religion, including non-religious, by country, province, and people.
Data on all religions, Christian activities, and trends.
Membership data, year begun, and rates of change.
Population and religion data on all major cities & provinces.
Detailed information covering religion, culture, and geography.
A repository of historical data, including a chronology of Christianity from the 1st to 21st centuries.