28 years, Saint Petersburg

Barnaul

g. Noyabr′sk (Yamalo-Nenetskiy AO)

85 years, s. Butka (Talitskiy rayon)

74 years, Lipetsk

27 years, Yekaterinburg

29 years, Krasnoyarsk

41 years, Samara

24 years, Nizhny Novgorod

41 years, Moscow

70 years, g. Ivdel′ (Sverdlovskaya oblast′)

25 years, g. Kurchatov (Kurchatovskiy rayon)