COUNTRY | LANGUAGE
1. Turkmenistan | Turkmen
2. Russia | Russian
3. Armenia | Armenian
4. Azerbaijan | Azerbaijani
5. Georgia | Georgian
6. Mongolia | Mongolian
7. Kazakhstan | Kazakh (state); Russian (official)
8. Kyrgyzstan | Kyrgyz (national); Russian (official)
9. Tajikistan | Tajiki or Tajik; Persian; Russian (regional)
10. Uzbekistan | Uzbek; Karakalpak (regional)