Factbook, 70–75% of Turkey's population consists of ethnic Turks, with Kurds accounting for 19% and other minorities between 6 and 11%. According to Milliyet, a 2008 report prepared for the National Security Council of Turkey by academics of three Turkish universities in eastern Anatolia suggested that there are approximately 55 million ethnic Turks, 9.6 million Kurds, 3 million Zazas, 2.5 million Circassians, 2 million Bosniaks, 500,000–1.3 million Albanians, 1,000,000 Georgians, 870,000 Arabs, 600,000 Pomaks, 80,000 Laz, 60,000 Armenians, 30,000 British, 25,000 Assyrians/Syriacs, 20,000 Jews, and 15,000 Greeks, 500 Yazidis living in Turkey. According to a survey published in 2022 by Konda Research, Turks make up 77% of the population, while 19% self-identify as Kurd. Arabs (Syrian refugees excluded) make up 2%, and other ethnic groups are 2% of the population. Since the immigration to the big cities in the west of Turkey, interethnic marriage has become more common. A recent study estimates that there are 2,708,000 marriages between Turks and Kurds. According to a survey done in March 2020 by Area Araştırma, 20.4% of the total population of Turkey claim to be Kurdish (either Kurmanji speaking or Zazaki speaking). Ethnolinguistic estimates in 2014 by Ethnologue and Jacques Leclerc: Scale of Ethnologue: aExpanded Graded Intergenerational Disruption Scale (EGIDS) of Ethnologue: 0 (International): "The language is widely used between nations in trade, knowledge exchange, and international policy." 1 (National): "The language is used in education, work, mass media, and government at the national level." 2 (Provincial): "The language is used in education, work, mass media, and government within major administrative subdivisions of a nation." 3 (Wider Communication): "The language is used in work and mass media without official status to transcend language differences across a region." 4 (Educational): "The language is in vigorous use, with standardization and literature being sustained through a widespread system of institutionally supported education." 5 (Developing): "The language is in vigorous use, with literature in a standardized form being used by some though this is not yet widespread or sustainable." 6a (Vigorous): "The language is used for face-to-face communication by all generations and the situation is sustainable." 6b (Threatened): "The language is used for face-to-face communication within all generations, but it is losing users." 7 (Shifting): "The child-bearing generation can use the language among themselves, but it is not being transmitted to children." 8a (Moribund): "The only remaining active users of the language are members of the grandparent