Instituto Nacional de Estadística
  • Survey: Survey on the Use of Water in the Agricultural Sector
  • Type of survey: annual structural survey
  • Population scope: the population under study is the set of statistical units whose main activity is the exploitation of irrigation systems related to agriculture, included within division 36 of CNAE-2009
  • Geographical scope: the entire national territory
  • Reference period: the calendar year
  • Sample size: around 700 units
  • Type of sampling: geographic coverage (irrigated area)
  • Collection method: questionnaire completed by the respondent (internet/paper)

Methodology documents, questionnaires, classifications...