Muslim world are: Saudi Arabia, Pakistan, Afghanistan, Iran, Mauritania, and Yemen. Other states where Islam is the politically defined state religion are: Egypt, Jordan, Iraq, Kuwait, Algeria, Malaysia, Maldives, Morocco, Libya, Tunisia, United Arab Emirates, Somalia and Brunei. Other Muslim-majority countries include: Niger, Indonesia, Sudan, Bosnia and Herzegovina, Sierra Leone, Djibouti, Albania, Azerbaijan, Bangladesh, Burkina Faso, Chad, The Gambia, Guinea, Kazakhstan, Kosovo, Kyrgyzstan, Mali, Northern Cyprus, Nigeria, Senegal, Syria, Lebanon, Tajikistan, Turkmenistan, Turkey and Uzbekistan. More than 24.1% of the world's population is Muslim. Current estimates conclude that the number of Muslims in the world is around 1.8 billion. Muslims are the
Muslim world and African American Muslims later emerged independently. According to the UNHCR, Muslim-majority countries hosted 18 million refugees by the end of 2010. Since then Muslim nations have absorbed refugees from recent conflicts, including the uprising in Syria. In July 2013, the UN stated that the number of Syrian refugees had exceeded 1.8 million. In some Muslim-majority countries, illiteracy is a problem, whereas in others literacy rates are high. In Egypt, the largest Muslim-majority Arab country, the youth female literacy rate exceeds that for males. Lower literacy rates are more prevalent in South Asian countries such as in Afghanistan and Pakistan,