april 1973

april 1973: 125 companies

2. april 1973 11 companies

3. april 1973 2 companies

4. april 1973 9 companies

6. april 1973 4 companies

7. april 1973 1 companies

9. april 1973 1 companies

10. april 1973 4 companies

11. april 1973 6 companies

12. april 1973 4 companies

13. april 1973 15 companies

14. april 1973 9 companies

16. april 1973 14 companies

17. april 1973 8 companies

18. april 1973 2 companies

20. april 1973 5 companies

21. april 1973 10 companies

23. april 1973 4 companies

24. april 1973 6 companies

25. april 1973 9 companies

26. april 1973 1 companies