May 1960

May 1960: 360 companies

3 may 1960 12 companies

4 may 1960 14 companies

6 may 1960 25 companies

8 may 1960 4 companies

10 may 1960 22 companies

11 may 1960 17 companies

12 may 1960 12 companies

13 may 1960 18 companies

14 may 1960 1 companies

15 may 1960 17 companies

16 may 1960 12 companies

17 may 1960 17 companies

18 may 1960 6 companies

19 may 1960 20 companies

20 may 1960 20 companies

23 may 1960 14 companies

24 may 1960 5 companies

25 may 1960 34 companies

26 may 1960 22 companies

27 may 1960 12 companies

29 may 1960 16 companies

30 may 1960 19 companies

31 may 1960 21 companies