38 years, Samara

42 years, Cheboksary

31 years, Smolensk

43 years, Moscow

46 years, g. Polevskoy (Sverdlovskaya oblast′)

47 years, Nizhny Novgorod

54 years, Krasnodar

38 years, Yoshkar-Ola

54 years, Minsk

56 years, Сергиев Посад

31 years, Belts′

Pavlodar

39 years, pos. Vvedenskoye (Ketovskiy rayon)

43 years, Moscow

Nizhny Novgorod

33 years, Lugansk

38 years, g. Arzamas (Nizhegorodskaya oblast′)

44 years, Nizhny Novgorod