April 1990

April 1990: 1 958 companies

2. April 1990 87 companies

3. April 1990 92 companies

4. April 1990 90 companies

5. April 1990 101 companies

6. April 1990 104 companies

7. April 1990 65 companies

9. April 1990 76 companies

10. April 1990 97 companies

11. April 1990 105 companies

12. April 1990 102 companies

14. April 1990 52 companies

16. April 1990 82 companies

17. April 1990 92 companies

18. April 1990 84 companies

19. April 1990 87 companies

20. April 1990 105 companies

21. April 1990 71 companies

23. April 1990 73 companies

24. April 1990 101 companies

25. April 1990 95 companies

27. April 1990 70 companies

28. April 1990 51 companies

30. April 1990 76 companies