april 1979

april 1979: 115 companies

2. april 1979 5 companies

3. april 1979 6 companies

4. april 1979 7 companies

5. april 1979 6 companies

6. april 1979 6 companies

7. april 1979 4 companies

9. april 1979 8 companies

10. april 1979 5 companies

11. april 1979 12 companies

12. april 1979 10 companies

13. april 1979 4 companies

14. april 1979 7 companies

16. april 1979 6 companies

17. april 1979 6 companies

18. april 1979 1 companies

19. april 1979 4 companies

24. april 1979 5 companies

26. april 1979 3 companies

27. april 1979 4 companies

28. april 1979 1 companies

30. april 1979 5 companies