The Retail Trade Turnover Index purpose is to show the performance of the goods market. The index does not cover other activities, such as provision of services. Turnover comprises the total amounts invoiced by the enterprise during the reference period, which correspond to the resale of goods without any further transformation. The data collected each month refer to sales affected, excluding VAT but including other duties and taxes on the goods. It can be calculated as the turnover at current prices, deflated by a…