1980

1980: 17 922 companies

jaanuar 2 038 companies

veebruar 1 188 companies

märts 1 493 companies

aprill 1 751 companies

mai 1 612 companies

juuni 1 319 companies

juuli 1 664 companies

august 1 382 companies

september 1 317 companies

oktoober 1 560 companies

november 1 371 companies

detsember 1 227 companies