 According to the Ottoman tax books ("tahrir defterleri"), the total population of adult males in the city was 1,473 in the year 1523.Approximately 85% of them (1,252 adult males) were Christian, 13% of whom (197 adult males) were Armenian, and 15% of them (221 adult males) were Muslim.However, a large portion of the local Christians were Islamized and Turkified by the end of the 17th century, according to a research by Prof. Halil İnalcık on the tax books ("tahrir defterleri") of the Ottoman Empire.