General information on legal bases for public statistics, research conducted by public statistics, statistical collections, terms and forms of sharing data, registers used in statistics, classification standards, nomenclatures, publication-information systems, CSO publications, messages and announcements of the President of CSO. The scope and forms of services offered by CSO.

It contains basic indices of the socio-economic situation of the country, presented in the monthly, quarterly and annual series, including, among others, the national accounts, information on demography, the labour market, wages and salaries, social benefits, prices, money supply, public finances and finances of non-financial enterprises, investment outlays, agriculture, industry, construction, transport, domestic and foreign trade, along with monthly or quarterly data characterising the socio-economic situation of voivodships and EU countries.

Characteristics of enterprises employing up to 9 people and basic information about the performance of their business.