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
Female labor force in the Muslim world Egypt, do not have a single female member of their board of directors or among their senior management teams. No women occupy the top leadership positions in the most profitable Iranian businesses either. Iran's three largest companies-National Iranian Oil Company (the second largest in the Muslim World), Iran Khodro, and National Petrochemical Company-also do not have any women in senior leadership positions. This is not surprising as the 2006 Iranian census showed that only 4% of women are in senior executive or management positions. Critics of Iran's radical shia theocratic government may attribute this evidence of limited female economic mobility