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  • Type of survey: monthly continuous survey
  • Base period: 2016
  • Reference period of weightings: year prior to the current one
  • Municipalities sample: 177
  • Number of articles: 479
  • Number of observations: around 220,000 monthly prices
  • Funcitonal classification: 12 groups, 43 subgroups, 101 classes and 219 subclasses; 57 headings and 29 special groups
  • General calculation method: Linked Laspeyres
  • Collection method: interviewers in establishments and centralised collection for special articles

Methodological documents