december 1980

december 1980: 210 companies

1980. december 1. 9 companies

1980. december 2. 6 companies

1980. december 3. 7 companies

1980. december 4. 8 companies

1980. december 5. 11 companies

1980. december 6. 8 companies

1980. december 8. 4 companies

1980. december 9. 8 companies

1980. december 10. 4 companies

1980. december 11. 3 companies

1980. december 12. 6 companies

1980. december 13. 5 companies

1980. december 15. 10 companies

1980. december 16. 8 companies

1980. december 17. 5 companies

1980. december 18. 7 companies

1980. december 19. 2 companies

1980. december 20. 7 companies

1980. december 22. 4 companies

1980. december 23. 8 companies

1980. december 27. 11 companies

1980. december 29. 7 companies

1980. december 30. 8 companies

1980. december 31. 54 companies