May 1991

May 1991: 927 companies

1 may 1991 35 companies

2 may 1991 38 companies

3 may 1991 9 companies

5 may 1991 38 companies

6 may 1991 56 companies

7 may 1991 36 companies

8 may 1991 49 companies

9 may 1991 38 companies

10 may 1991 8 companies

12 may 1991 46 companies

13 may 1991 45 companies

14 may 1991 41 companies

15 may 1991 34 companies

16 may 1991 42 companies

17 may 1991 12 companies

20 may 1991 26 companies

21 may 1991 45 companies

22 may 1991 44 companies

23 may 1991 48 companies

24 may 1991 11 companies

26 may 1991 48 companies

27 may 1991 44 companies

28 may 1991 40 companies

29 may 1991 40 companies

30 may 1991 46 companies

31 may 1991 8 companies