Μάιος 1980

Μάιος 1980: 24 companies

7 Μαΐου 1980 12 companies

12 Μαΐου 1980 1 companies

13 Μαΐου 1980 1 companies

15 Μαΐου 1980 2 companies

17 Μαΐου 1980 1 companies

18 Μαΐου 1980 3 companies

21 Μαΐου 1980 1 companies

23 Μαΐου 1980 1 companies

24 Μαΐου 1980 1 companies

26 Μαΐου 1980 1 companies