1953

1953: 504 companies

Ιανουάριος 88 companies

Φεβρουάριος 42 companies

Μάρτιος 29 companies

Απρίλιος 44 companies

Μάιος 30 companies

Ιούνιος 42 companies

Ιούλιος 46 companies

Αύγουστος 38 companies

Σεπτέμβριος 28 companies

Οκτώβριος 48 companies

Νοέμβριος 18 companies

Δεκέμβριος 51 companies