Jewish population by country community saw mass exodus at the end of the 20th century and numbered fewer than 20 in the midst of the Syrian Civil War. The size of the Jewish community in Indonesia has been variously given as 65, 100, or 18 at most over the last 50 years. According to the Jewish Data Bank (Table 4), the 22 countries with the largest core Jewish populations were: Jewish population by country The world's core Jewish population was estimated at 14,511,000 in April 2018, up from 14.41 million in 2016. Demographer Sergio DellaPergola proposes an "extended" Jewish population, including people identifying as
Muslim world Muslim world The terms Muslim world and Islamic world commonly refer to the unified Islamic community (Ummah), consisting of all those who adhere to the religion of Islam, or to societies where Islam is practiced. In a modern geopolitical sense, these terms refer to countries where Islam is widespread, although there are no agreed criteria for inclusion. Some scholars and commentators have criticised the term "Muslim/Islamic world" and its derivative terms "Muslim/Islamic country" as "simplistic" and "binary", since no state has a religiously homogeneous population (e.g. Egypt's citizens are c. 10% Christian), and in absolute numbers, there are sometimes fewer