مواد معدنی

12%
4%
4%
5%
12%
8%
30%
18%
22%
4%
3%
5%
4%
4%
20%
8%
5%
5%
4%
4%
4%
4%
5%
10%
29%
8%
4%
5%
5%
20%
3%
6%