Financial Tribune - The general price index of construction materials for residential units in Tehran stood at 422 in the third quarter of the current Iranian year (Sept. 23-Dec. 21), according to the Statistical Center of Iran's latest report published on its website.

During the year ending Dec. 21, the index grew by 42.1% compared with the previous year's corresponding period.

The index rose by 27.5% during the third quarter of the current Iranian year that ended on Dec. 21 compared with last year's corresponding quarter.