april 1972

april 1972: 79 companies

03. april 1972 6 companies

04. april 1972 2 companies

05. april 1972 5 companies

06. april 1972 4 companies

11. april 1972 10 companies

12. april 1972 2 companies

13. april 1972 3 companies

15. april 1972 1 companies

16. april 1972 1 companies

17. april 1972 11 companies

18. april 1972 9 companies

19. april 1972 3 companies

21. april 1972 4 companies

22. april 1972 1 companies

24. april 1972 2 companies

26. april 1972 3 companies

27. april 1972 3 companies

28. april 1972 5 companies

29. april 1972 4 companies