december 1990

december 1990: 60 companies

6 december 1990 7 companies

7 december 1990 3 companies

10 december 1990 4 companies

17 december 1990 14 companies

18 december 1990 10 companies

20 december 1990 6 companies

21 december 1990 5 companies

27 december 1990 1 companies

28 december 1990 4 companies

29 december 1990 6 companies