april 1979

april 1979: 1 480 companies

1. april 1979 2 companies

2. april 1979 73 companies

3. april 1979 65 companies

4. april 1979 89 companies

5. april 1979 81 companies

6. april 1979 67 companies

7. april 1979 48 companies

9. april 1979 79 companies

10. april 1979 64 companies

11. april 1979 57 companies

12. april 1979 60 companies

14. april 1979 35 companies

15. april 1979 1 companies

16. april 1979 79 companies

17. april 1979 59 companies

18. april 1979 61 companies

19. april 1979 60 companies

20. april 1979 49 companies

21. april 1979 42 companies

22. april 1979 1 companies

23. april 1979 56 companies

24. april 1979 67 companies

25. april 1979 58 companies

26. april 1979 63 companies

27. april 1979 64 companies

28. april 1979 33 companies

30. april 1979 67 companies