1979

1979: 17 283 companies

Januar 1 573 companies

Februar 1 201 companies

März 1 389 companies

April 1 649 companies

Mai 1 545 companies

Juni 1 408 companies

Juli 1 513 companies

August 1 318 companies

September 1 451 companies

Oktober 1 563 companies

November 1 359 companies

Dezember 1 314 companies