• Data reference period
• Place of residence at Census date [2021] (NUTS - 2024)

• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).
• FAMILY NUCLEUS:  Group of two or more persons who belong to the same private household and have a relationship of spouses, partners in a consensual union or parent and descendants, which may correspond to a couple without children, a couple with one or more children, or a parent with one or more children.
• LONE-PARENT FAMILY NUCLEUS:  Family nucleus which includes only one of the parents (father or mother) with child(ren).

(Monoparental family nuclei/ Family nuclei)*100