Antratsit

30 years, Samara

38 years, Ulan-Ude

21 years, Ulyanovsk

30 years, g. Chernogorsk (Khakasiya Respublika)

24 years, s. Krasnyy Chikoy (Krasnochikoyskiy rayon)

Ulan-Ude

Chita

38 years, Novosibirsk

38 years, g. Vidnoye (Leninskiy rayon)

48 years, Krasnodar

39 years, Kazan

21 years, g. Kuvshinovo (Kuvshinovskiy rayon)

45 years, Донецкая Резервация

36 years, g. Egor′evsk (Egor′evskiy rayon)