May 1990

May 1990: 684 companies

1 may 1990 29 companies

2 may 1990 33 companies

3 may 1990 41 companies

4 may 1990 1 companies

6 may 1990 20 companies

7 may 1990 51 companies

8 may 1990 32 companies

9 may 1990 35 companies

10 may 1990 27 companies

11 may 1990 4 companies

13 may 1990 27 companies

14 may 1990 29 companies

15 may 1990 30 companies

16 may 1990 34 companies

17 may 1990 32 companies

18 may 1990 11 companies

20 may 1990 26 companies

21 may 1990 30 companies

22 may 1990 29 companies

23 may 1990 24 companies

24 may 1990 41 companies

25 may 1990 6 companies

27 may 1990 30 companies

28 may 1990 29 companies

29 may 1990 11 companies

31 may 1990 22 companies