Including the Russian Far East, the population of Siberia numbers just above 40 million people. As a result of the 17th to 19th century Russian conquest of Siberia and the subsequent population movements during the Soviet era, the demographics of Siberia today is dominated by native speakers of Russian. There remain a considerable number of indigenous groups, between them accounting for below 10% of total Siberian population. Many of the individual groups are close to extinction, or in the process of assimilation "Russification".