May 1981

May 1981: 1 603 companies

1 may 1981 370 companies

2 may 1981 31 companies

3 may 1981 8 companies

4 may 1981 44 companies

5 may 1981 41 companies

6 may 1981 52 companies

7 may 1981 51 companies

8 may 1981 32 companies

9 may 1981 42 companies

10 may 1981 31 companies

11 may 1981 39 companies

12 may 1981 50 companies

13 may 1981 55 companies

14 may 1981 44 companies

15 may 1981 65 companies

16 may 1981 45 companies

17 may 1981 3 companies

18 may 1981 43 companies

19 may 1981 56 companies

20 may 1981 94 companies

21 may 1981 61 companies

22 may 1981 37 companies

23 may 1981 50 companies

24 may 1981 1 companies

25 may 1981 63 companies

26 may 1981 45 companies

27 may 1981 35 companies

28 may 1981 31 companies

29 may 1981 37 companies

30 may 1981 43 companies

31 may 1981 4 companies