december 1980

december 1980: 946 companies

1. december 1980 39 companies

2. december 1980 53 companies

3. december 1980 47 companies

4. december 1980 47 companies

5. december 1980 40 companies

7. december 1980 1 companies

8. december 1980 36 companies

9. december 1980 46 companies

10. december 1980 63 companies

11. december 1980 42 companies

12. december 1980 37 companies

15. december 1980 48 companies

16. december 1980 51 companies

17. december 1980 54 companies

18. december 1980 68 companies

19. december 1980 58 companies

22. december 1980 64 companies

23. december 1980 69 companies

24. december 1980 31 companies

29. december 1980 21 companies

30. december 1980 12 companies

31. december 1980 19 companies