Here in Saudi Arabia where I live, people are still as Muslim as ever, but birth rates are falling sharply because of economic development, the rising cost of living, and the migration to cities.
oh, and why isn't china on here?
1. Is the country not run by religious fundamentalists?
2. Are there things to do to keep the people occupied?
Only missed Cyprus and Singapore
Just a theory. There's also widespread alcoholism, depression, and a lot of economic migration which has led to large gender imbalances.