1968

1968: 468 companies

sausis 36 companies

vasaris 33 companies

kovas 48 companies

balandis 44 companies

gegužė 33 companies

birželis 43 companies

liepa 29 companies

rugpjūtis 26 companies

rugsėjis 34 companies

spalis 36 companies

lapkritis 55 companies

gruodis 51 companies