Eurostat, Luxembourg. Turnover and volume of sales in wholesale and retail trade - monthly data: Business trend indicator: Volume of sales / Statistical classification of economic activities in the European Community (NACE Rev. 2): Wholesale and retail trade; repair of motor vehicles and motorcycles / Seasonal adjustment: Unadjusted data (i.e. neither seasonally adjusted nor calendar adjusted data) / Unit of measure: Index, 2015=100 / Geopolitical entity (reporting): Portugal.