May 1981

May 1981: 1 783 companies

2 may 1981 75 companies

4 may 1981 57 companies

5 may 1981 76 companies

6 may 1981 84 companies

7 may 1981 78 companies

8 may 1981 57 companies

9 may 1981 65 companies

11 may 1981 86 companies

12 may 1981 130 companies

13 may 1981 57 companies

14 may 1981 77 companies

15 may 1981 57 companies

16 may 1981 62 companies

17 may 1981 1 companies

19 may 1981 99 companies

20 may 1981 53 companies

21 may 1981 66 companies

22 may 1981 75 companies

23 may 1981 68 companies

24 may 1981 1 companies

25 may 1981 76 companies

26 may 1981 74 companies

27 may 1981 60 companies

28 may 1981 93 companies

29 may 1981 53 companies

30 may 1981 103 companies