Reporting from London, United Kingdom – Belgium is one of the least religious countries in the world, according to a study by the Gallup International. Less than half (44 percent) of the Belgians call themselves religious, compared to a global average of two in three (63 percent). For the study, the researchers interviewed 63,898 people in 65 countries. Europeans in general appear to be less religious. In Western Europe, 43 percent of the population is religious, 37 percent consider themselves as unbelievers and 14 percent as atheist. The least religious country in Europe is Sweden, where only 19 percent of the population still call themselves religious, and 78 percent are atheist. The most religious country in the world is Thailand (94 percent), followed by Armenia, Bangladesh, Georgia and Morocco (93 percent).