1957

1957: 643 companies

Yanvar 84 companies

Fevral 41 companies

Mart 50 companies

Aprel 40 companies

May 41 companies

Iyun 52 companies

Iyul 76 companies

Avgust 60 companies

Sentabr 44 companies

Oktabr 49 companies

Noyabr 50 companies

Dekabr 56 companies