33 years, g. Syzran′ (Samarskaya oblast′), Russia
g. Leninsk-Kuznetskiy (Kemerovskaya oblast′), Russia
20 years, Ukraine
60 years, Oslo, Norway
53 years, Donetsk, Donetsk region
48 years, Tallinn, Estonia
39 years, Kиев, Ukraine
17 years, Omsk, Russia
22 years, Lozovaya, Ukraine
19 years, Donetsk, Donetsk region
44 years, Ukraine
60 years, Krivoy Rog, Ukraine
50 years, Seattle, USA