April 1968

April 1968: 173 companies

1. April 1968 8 companies

2. April 1968 11 companies

3. April 1968 14 companies

4. April 1968 13 companies

5. April 1968 6 companies

8. April 1968 9 companies

9. April 1968 12 companies

10. April 1968 3 companies

11. April 1968 11 companies

16. April 1968 4 companies

17. April 1968 8 companies

18. April 1968 7 companies

19. April 1968 7 companies

22. April 1968 6 companies

23. April 1968 8 companies

24. April 1968 9 companies

26. April 1968 13 companies

29. April 1968 8 companies

30. April 1968 16 companies