Kurdish population there are significant minorities adhering to Shia Islam (especially Alevis), Yazidism, Yarsanism, Christianity and Judaism. According to a report by Turkish agency KONDA, in 2006, out of the total population of 73 million people in Turkey there were 11.4 million Kurds and Zazas living in Turkey (close to 15.68% of the total population). The Turkish newspaper Milliyet reported in 2008 that the Kurdish population in Turkey is 12.6 million; although this also includes 3 million Zazas. According to the World Factbook, Kurdish people make up 18% of Turkey's population (about 14 million, out of 77.8 million people). Kurdish sources put
Turkey aged 65 years or older make up 7.3 percent. In 1927, when the first official census was recorded in the Republic of Turkey, the population was 13.6 million. The largest city in Turkey, Istanbul, is also the largest city in Europe in population, and the third-largest city in Europe in terms of size. Article 66 of the Turkish Constitution defines a "Turk" as "anyone who is bound to the Turkish state through the bond of citizenship"; therefore, the legal use of the term "Turkish" as a citizen of Turkey is different from the ethnic definition. However, the majority of the