Instituto Nacional de Estadística
  • Type of survey: continuous on a quarterly basis
  • Population scope: population living in family dwellings
  • Geographical scope: the entire national territory
  • Reference period of the results: the quarter
  • Reference period of the information: the week before the interview
  • Sample size: 3,822 census sections, around 65,000 dwellings and 160,000 people
  • Type of sampling: two-stage sampling with stratification in first stage units. The first stage units are the census sections and the second stage units are the inhabited family dwellings
  • Collection method: personal and telephone interview

Methodology documents, questionnaires, classifications...