1960

1960: 1 281 companies

sausis 140 companies

vasaris 92 companies

kovas 128 companies

balandis 131 companies

gegužė 115 companies

birželis 124 companies

liepa 102 companies

rugpjūtis 94 companies

rugsėjis 123 companies

spalis 82 companies

lapkritis 62 companies

gruodis 88 companies