15 years, Russia

18 years, Russia

55 years, g. Kamensk-Shakhtinskiy (Rostovskaya oblast′), Russia

g. Berezniki (Permskiy kray), Russia

103 years, g. Privolzhsk (Privolzhskiy rayon), Russia

15 years, Russia

93 years, Кувшиново, Russia

19 years, India

16 years, Nizhny Novgorod, Russia

23 years, Самара, Russia

24 years, g. Georgiyevsk (Stavropol′skiy kray), Russia

18 years, Ivanovo, Russia

37 years, Пестово, Russia

22 years, Russia

21 years, United Kingdom

21 years, g. Orsk (Orenburgskaya oblast′), Russia

16 years, Grodno, Belarus

15 years, Belarus

31 years, Voronezh, Russia

35 years, Tln - N, Estonia