In the month of October the highest increases in prices were observed in raw materials derived from asphalt products (2.0%), petroleum derivates (1.9%), accessories of the machinery used (1.6%) and hardware items (1.6%), among others. On the other hand, there has been a decrease in prices of the following raw materials: iron and steel (-3.1%), lime, gypsum and plaster (-2.3%) and glass (-1.2%), among others.
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