mei 1981

mei 1981: 266 companies

1 mei 1981 57 companies

3 mei 1981 1 companies

4 mei 1981 20 companies

5 mei 1981 7 companies

6 mei 1981 9 companies

7 mei 1981 5 companies

8 mei 1981 9 companies

9 mei 1981 1 companies

10 mei 1981 2 companies

11 mei 1981 13 companies

12 mei 1981 14 companies

13 mei 1981 5 companies

14 mei 1981 13 companies

15 mei 1981 14 companies

17 mei 1981 1 companies

18 mei 1981 10 companies

19 mei 1981 5 companies

20 mei 1981 12 companies

21 mei 1981 10 companies

22 mei 1981 11 companies

23 mei 1981 1 companies

25 mei 1981 10 companies

26 mei 1981 12 companies

27 mei 1981 10 companies

28 mei 1981 3 companies

29 mei 1981 8 companies

30 mei 1981 3 companies