Agricultural holdings by area groups of agricultural land - new definition of agricultural holding

From 2014, due to changes in the organization and methodology of agricultural research, the data for the voivodships are presented for the years in which there will be research the structure of farms and agricultural censuses (ie. Every 3-4 years). Since 2010 introduced a new definition of a agricultural holding. Differences in the number of agricultural holdings in 2010 are the result of changes in the definition of the agricultural holding, according to which, farms do not include holders of agricultural land which are not engaged in agricultural activities and the holders of up to 1 ha of agricultural land engaged in agricultural activities on a small scale.In 2011 data due to the small size of the sample were generalized only to the level of the country. As of June. Due to the generalization of data from sample surveys are not always the sum of the data for individual voivodships gives the total size of the Polish.