The present edition is a continuation of the publication about entities of the national economy edited in the previous years by the Statistical Office in Olsztyn. The publication contains information about entities recorded in the REGON register grouped by different criteria. Diverse cross-section presentation of entities of the national economy and comparing data to previous years allow to observe and analyze changes in the structure of entities of the national economy. Presented changes concerns among others: ownership sector, kind of activity, size and legal forms of entities. The elaboration consists of methodological notes as well as statistical tables and graphs. Information are presented by units of territorial division: subregions, powiats and gminas as well as against the background of other voivodships in the country.