Natives of the Arabian Peninsula, many Qataris () are descended from a number of migratory Arab tribes that came to Qatar in the 18th century from mainly the neighboring areas of Nejd and Al-Hasa. Some are descended from Omani tribes. Qatar has about 2.6 million inhabitants as of early 2017, the vast majority of whom (about 92%) live in Doha, the capital. Foreign workers amount to around 88% of the population, the largest of which comprise South Asians, with those from India alone estimated to be around 700,000. Egyptians and Filipinos are the largest non-South Asian migrant group in Qatar. The treatment of these foreign workers has been heavily criticized with conditions suggested to be modern slavery. However the International Labour Organization published report in November 2022 that contained multiple reforms by Qatar for its migrant workers. The reforms included the establishment of the minimum wage, wage protection regulations, improved access for workers to justice, etc. It included data from last 4 years of progress in workers conditions of Qatar. The report also revealed that the freedom to change jobs was initiated, implementation of Occupational safety and health & labor inspection, and also the required effort from the nation’s side. The Qataris are mainly Sunni Muslims. Islam is the official religion, and Islamic jurisprudence is the basis of Qatar's legal system. A significant minority religion is Hindu. Arabic is the official language and English is the lingua franca of business. Hindi-Urdu is among the most widely spoken languages by the foreign workers. Education in Qatar is compulsory and free for all citizens 6–16 years old. The country has an increasingly high literacy rate. Population By nationality Native Qataris can be divided into three ethnic groups: Bedouin Arabs, Hadar, and Afro-Arab. They comprise 11.6% of the country's population. A 2011–2014 report by the International Organization for Migration recorded 176,748 Nepali Citizens living in Qatar as migrant workers. In 2012 about 7,000 Turkish nationals lived in Qatar and in 2016 about 1,000 Colombian nationals and descendants lived in Qatar. No official numbers are published of the foreign population broken down by nationality, however a Qatari firm provides estimates as of 2019: Vital statistics UN estimates Registered births and deaths Population Estimates by Sex and Age Group (01.VII.2019): Life expectancy Religions Islam 67.7% (Official) Hindus 15.1% Christian 13.8% Non religious 13.8% Buddhist 3.1% Languages Arabic is the official language of Qatar according to