1972

1972: 36 companies

Yanvar 4 companies

Fevral 13 companies

Mart 2 companies

Aprel 4 companies

May 2 companies

Iyun 2 companies

Iyul 2 companies

Avgust 2 companies

Sentabr 1 companies

Oktabr 3 companies

Noyabr 1 companies