april 1975

april 1975: 46 companies

2 april 1975 5 companies

3 april 1975 3 companies

4 april 1975 2 companies

5 april 1975 1 companies

7 april 1975 3 companies

8 april 1975 1 companies

9 april 1975 1 companies

10 april 1975 5 companies

11 april 1975 2 companies

14 april 1975 4 companies

15 april 1975 1 companies

18 april 1975 2 companies

19 april 1975 1 companies

21 april 1975 2 companies

22 april 1975 2 companies

24 april 1975 2 companies

26 april 1975 1 companies

28 april 1975 2 companies

29 april 1975 3 companies

30 april 1975 3 companies