September 1980

September 1980: 1 394 companies

1 September 1980 57 companies

2 September 1980 58 companies

3 September 1980 54 companies

4 September 1980 57 companies

5 September 1980 31 companies

6 September 1980 32 companies

7 September 1980 1 companies

8 September 1980 38 companies

9 September 1980 31 companies

10 September 1980 65 companies

11 September 1980 83 companies

12 September 1980 72 companies

13 September 1980 24 companies

15 September 1980 170 companies

16 September 1980 37 companies

17 September 1980 51 companies

18 September 1980 44 companies

19 September 1980 69 companies

20 September 1980 41 companies

22 September 1980 43 companies

23 September 1980 49 companies

24 September 1980 52 companies

25 September 1980 40 companies

26 September 1980 49 companies

27 September 1980 28 companies

29 September 1980 58 companies

30 September 1980 60 companies