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