december 1991

december 1991: 598 companies

2. december 1991 11 companies

3. december 1991 12 companies

4. december 1991 19 companies

5. december 1991 27 companies

6. december 1991 24 companies

7. december 1991 1 companies

9. december 1991 26 companies

10. december 1991 29 companies

11. december 1991 11 companies

12. december 1991 23 companies

13. december 1991 30 companies

16. december 1991 21 companies

17. december 1991 24 companies

18. december 1991 22 companies

19. december 1991 24 companies

20. december 1991 32 companies

23. december 1991 33 companies

24. december 1991 29 companies

27. december 1991 16 companies

28. december 1991 1 companies

30. december 1991 36 companies

31. december 1991 147 companies