april 1968

april 1968: 16 companies

1. april 1968 4 companies

8. april 1968 3 companies

17. april 1968 2 companies

18. april 1968 1 companies

19. april 1968 1 companies

22. april 1968 1 companies

24. april 1968 1 companies

26. april 1968 1 companies

29. april 1968 2 companies