April 1975

April 1975: 3 385 companies

1. April 1975 129 companies

2. April 1975 164 companies

3. April 1975 144 companies

4. April 1975 157 companies

5. April 1975 66 companies

7. April 1975 157 companies

8. April 1975 132 companies

9. April 1975 130 companies

10. April 1975 84 companies

11. April 1975 165 companies

12. April 1975 118 companies

14. April 1975 169 companies

15. April 1975 163 companies

16. April 1975 156 companies

17. April 1975 162 companies

18. April 1975 134 companies

19. April 1975 58 companies

21. April 1975 146 companies

22. April 1975 113 companies

23. April 1975 124 companies

24. April 1975 125 companies

25. April 1975 132 companies

26. April 1975 80 companies

28. April 1975 135 companies

29. April 1975 132 companies

30. April 1975 110 companies