Internal trade statistics covers the movement of turnover of goods which is effected by the commercial activity in wholesale and retail trade.Turnover of services is not covered by trade statistics, neither turnover of goods realized directly between producers and consumers. Trade statistics includes two monthly and three annual surveys. All surveys are conducted on a sample basis.The sample frame includes active enterprises (turnover≠0) and all enterprises that have turnover higher than 1 000 000 euros (class 4 and 5), the rest is done randomly.
Observation units are all enterprises that are in the Central Registry of the Commercial Court classified according to the classification of economic activities in the field of trade. Data on trade is given from accounting and other records of the enterprises.