Nisan 1981

Nisan 1981: 145 companies

2 Nisan 1981 16 companies

3 Nisan 1981 4 companies

4 Nisan 1981 4 companies

6 Nisan 1981 12 companies

7 Nisan 1981 8 companies

8 Nisan 1981 5 companies

9 Nisan 1981 4 companies

10 Nisan 1981 5 companies

11 Nisan 1981 6 companies

13 Nisan 1981 6 companies

14 Nisan 1981 12 companies

15 Nisan 1981 4 companies

16 Nisan 1981 6 companies

17 Nisan 1981 5 companies

18 Nisan 1981 1 companies

20 Nisan 1981 7 companies

21 Nisan 1981 6 companies

22 Nisan 1981 8 companies

23 Nisan 1981 7 companies

28 Nisan 1981 7 companies

29 Nisan 1981 8 companies

30 Nisan 1981 4 companies