Product classification follows a numeration scale.
The first three major divisions of the ISIC 2 classification are covered including, agriculture, hunting, forestry and fishing, mining and quarrying, and manufacturing. Entire area of the country coinciding with the customs territory. The prices are collected monthly, on the same day of the reference month or as close to this day as possible. However, there are 36 products including rice, potatoes, oranges, grapes, meat, sea food, etc., for which the average of the weekly prices are used in the index. The prices exclude the value added tax and the excise duties on products.