1980

1980: 19 167 companies

Januari 1 576 companies

Februari 1 682 companies

Mac 1 709 companies

April 1 599 companies

Mei 1 523 companies

Jun 1 416 companies

Julai 1 593 companies

Ogos 1 392 companies

September 1 496 companies

Oktober 1 679 companies

November 1 615 companies

Disember 1 887 companies