april 1990

april 1990: 259 companies

1. april 1990 7 companies

2. april 1990 10 companies

3. april 1990 7 companies

4. april 1990 10 companies

5. april 1990 18 companies

6. april 1990 14 companies

7. april 1990 1 companies

9. april 1990 18 companies

10. april 1990 15 companies

11. april 1990 10 companies

12. april 1990 12 companies

13. april 1990 4 companies

15. april 1990 1 companies

17. april 1990 8 companies

18. april 1990 18 companies

19. april 1990 11 companies

20. april 1990 17 companies

21. april 1990 2 companies

23. april 1990 15 companies

24. april 1990 6 companies

25. april 1990 17 companies

26. april 1990 12 companies

27. april 1990 15 companies

30. april 1990 11 companies