Instituto Nacional de Estadística
  • Type of survey: Annual survey
  • Base period: 2013
  • Population scope: Population living in main family dwellings
  • Geographical scope:
  • Reference period of income: The calendar year prior to the interview
  • Sample size: Around 13,000 households and 35,000 people
  • Type of sampling: Two-stage stratified sampling in the first stage units. The first stage units are the census sections and the second stage units are the main family dwellings
  • Collection method: Mainly by personal interview. Household income data are constructed by combining the information provided by the respondent with administrative registers.

Methodological documents, questionnaires, classifications,...

  • General methodology
  • Questionnaires:
  • Classifications used