Percent Non Religious - Country rankings:
The average for 2013 was 21.6 percent.The highest value was in Estonia: 74.7 percent and the lowest value was in Egypt: 0.6 percent. Below is a chart for all countries where data are available for: Percent Non Religious.
Non religious people as percent of the population, 2013
(percent, Source: The Cline Center for Democracy, TheGlobalEconomy.com)