May 1987

May 1987: 644 companies

1 may 1987 399 companies

2 may 1987 3 companies

4 may 1987 13 companies

5 may 1987 16 companies

6 may 1987 5 companies

7 may 1987 10 companies

8 may 1987 7 companies

9 may 1987 1 companies

10 may 1987 4 companies

11 may 1987 9 companies

12 may 1987 10 companies

13 may 1987 10 companies

14 may 1987 13 companies

15 may 1987 9 companies

17 may 1987 2 companies

18 may 1987 17 companies

19 may 1987 10 companies

20 may 1987 21 companies

21 may 1987 7 companies

22 may 1987 7 companies

23 may 1987 1 companies

25 may 1987 10 companies

26 may 1987 23 companies

27 may 1987 20 companies

29 may 1987 12 companies

30 may 1987 2 companies

31 may 1987 3 companies