1950

1950: 368 companies

Ιανουάριος 75 companies

Φεβρουάριος 21 companies

Μάρτιος 28 companies

Απρίλιος 22 companies

Μάιος 21 companies

Ιούνιος 18 companies

Ιούλιος 39 companies

Αύγουστος 19 companies

Σεπτέμβριος 28 companies

Οκτώβριος 46 companies

Νοέμβριος 26 companies

Δεκέμβριος 25 companies