april 1983

april 1983: 227 companies

2 april 1983 10 companies

4 april 1983 11 companies

5 april 1983 15 companies

6 april 1983 9 companies

7 april 1983 9 companies

8 april 1983 16 companies

9 april 1983 9 companies

11 april 1983 8 companies

12 april 1983 5 companies

13 april 1983 8 companies

14 april 1983 9 companies

15 april 1983 12 companies

16 april 1983 8 companies

18 april 1983 5 companies

19 april 1983 10 companies

20 april 1983 9 companies

21 april 1983 8 companies

22 april 1983 9 companies

23 april 1983 5 companies

25 april 1983 8 companies

26 april 1983 6 companies

27 april 1983 9 companies

28 april 1983 11 companies

29 april 1983 8 companies

30 april 1983 10 companies