April 1991

April 1991: 269 companies

2. April 1991 3 companies

3. April 1991 14 companies

4. April 1991 9 companies

9. April 1991 4 companies

10. April 1991 18 companies

11. April 1991 16 companies

12. April 1991 13 companies

15. April 1991 18 companies

16. April 1991 9 companies

17. April 1991 20 companies

18. April 1991 17 companies

19. April 1991 13 companies

22. April 1991 9 companies

23. April 1991 21 companies

24. April 1991 12 companies

25. April 1991 23 companies

26. April 1991 13 companies

29. April 1991 12 companies

30. April 1991 25 companies