april 1992

april 1992: 575 companies

2. april 1992 11 companies

3. april 1992 5 companies

6. april 1992 7 companies

7. april 1992 13 companies

8. april 1992 33 companies

9. april 1992 31 companies

10. april 1992 66 companies

13. april 1992 35 companies

14. april 1992 17 companies

15. april 1992 38 companies

16. april 1992 39 companies

17. april 1992 44 companies

20. april 1992 42 companies

21. april 1992 17 companies

22. april 1992 23 companies

23. april 1992 18 companies

28. april 1992 23 companies

29. april 1992 34 companies

30. april 1992 79 companies