40 years, Zaporizhia

32 years, Donetsk

26 years, Stakhanov

35 years, g. Khvalynsk (Saratovskaya oblast′)

22 years, Novaya Kakhovka

26 years, Stakhanov

40 years, Karaganda

Karaganda

25 years, Yerevan

24 years, Donetsk

17 years, Zaporizhia

29 years, Donetsk

21 years, Lugansk

43 years, Gorki

36 years, Kiev