1960

1960: 97 companies

Ιανουάριος 10 companies

Φεβρουάριος 15 companies

Μάρτιος 10 companies

Απρίλιος 12 companies

Μάιος 6 companies

Ιούνιος 13 companies

Ιούλιος 4 companies

Αύγουστος 4 companies

Σεπτέμβριος 1 companies

Νοέμβριος 4 companies

Δεκέμβριος 18 companies