Bangladesh followed by 86.6 percent of the population. The country is home to most Bengali Muslims, the second-largest ethnic group in the Muslim world. Most Bangladeshi Muslims are Sunni, followed by Shia and Ahmadiya. About four percent are non-denominational Muslims. Bangladesh has the fourth-largest Muslim population in the world, and is the third-largest Muslim-majority country (after Indonesia and Pakistan). Sufism has a lengthy heritage in the region. The largest gathering of Muslims in Bangladesh is the Bishwa Ijtema, held annually by the Tablighi Jamaat. The Ijtema is the second-largest Muslim congregation in the world, after the Hajj. Hinduism is followed by
Muslim population growth Muslim population growth Muslim population growth refers to the topic of population growth of Muslims worldwide. In 2006, countries with a Muslim majority had an average population growth rate of 1.8% per year (when weighted by percentage Muslim and population size). This compares with a world population growth rate of 1.1% per year. As of 2011, it was predicted that the world's Muslim population will grow twice as fast as non-Muslims over the next 20 years. By 2030, Muslims will make up more than a quarter of the global population. Globally, Muslims have the highest fertility rate, an average of