1981

1981: 17 577 companies

sausis 1 726 companies

vasaris 931 companies

kovas 1 431 companies

balandis 1 637 companies

gegužė 1 603 companies

birželis 1 463 companies

liepa 1 677 companies

rugpjūtis 1 442 companies

rugsėjis 1 412 companies

spalis 1 562 companies

lapkritis 1 236 companies

gruodis 1 457 companies