Chukotka's population has been decreasing since the end of the Soviet Union according to data. About 65% of the population live in cities and towns. Ethnic Chukchis compose of roughly a third of the population. Russians make up about half the population. People of other local ethnicity make up the rest of the population. Most Chukchis either practice Shamanism, which is a belief that worships spirits and nature, or Orthodox Christianity. Russian is taught and used commonly in Chukotka. The Chukchi language usage is decreasing and is used mostly at home. There are currently attempts to make it popular again.