september 1981

september 1981: 1 522 companies

1 september 1981 39 companies

2 september 1981 113 companies

3 september 1981 63 companies

4 september 1981 49 companies

8 september 1981 94 companies

9 september 1981 67 companies

10 september 1981 44 companies

11 september 1981 57 companies

14 september 1981 98 companies

15 september 1981 69 companies

16 september 1981 56 companies

17 september 1981 92 companies

18 september 1981 79 companies

21 september 1981 71 companies

22 september 1981 85 companies

23 september 1981 59 companies

24 september 1981 83 companies

25 september 1981 84 companies

28 september 1981 92 companies

29 september 1981 69 companies

30 september 1981 59 companies