April 1978

April 1978: 918 companies

1. April 1978 26 companies

3. April 1978 48 companies

4. April 1978 31 companies

5. April 1978 63 companies

6. April 1978 36 companies

7. April 1978 24 companies

8. April 1978 22 companies

10. April 1978 38 companies

11. April 1978 39 companies

12. April 1978 36 companies

13. April 1978 33 companies

14. April 1978 48 companies

15. April 1978 20 companies

17. April 1978 45 companies

18. April 1978 33 companies

19. April 1978 28 companies

20. April 1978 32 companies

21. April 1978 34 companies

22. April 1978 29 companies

24. April 1978 49 companies

25. April 1978 46 companies

26. April 1978 41 companies

27. April 1978 45 companies

28. April 1978 47 companies

29. April 1978 25 companies