18 years, Russia

27 years, Yekaterinburg, Russia

15 years, Kemerovo, Russia

Obninsk, Russia

18 years, g. Safonovo (Safonovskiy rayon), Russia

30 years, Helsinki, Finland

23 years, Moscow, Russia

17 years, Almetyevsk, Russia

24 years, Kigali, Rwanda

35 years, Saint Petersburg, Russia

32 years, Omsk, Russia

41 years, Russia

11 years, Russia

25 years, Bulgaria

47 years, Moscow, Russia

23 years, Almetyevsk, Russia

21 years, Russia

22 years, g. Frolovo (Frolovskiy rayon), Russia

22 years, Astrakhan, Russia

26 years, g. Novorzhev (Novorzhevskiy rayon), Russia