- Type of operation: continuous on an annual basis
- Population scope: all persons who get married in Spain.
- Geographical scope: the entire national territory.
- Reference period: the calendar year
- Collection method: through the Statistical Bulletin of Marriages completed by the spouses; the registration data are filled in by the person in charge of the civil registry. The civil registry sends the INE the bulletins on a monthly basis.
Methodology documents, questionnaires, classifications...