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