Censuses 1991, 2001, 2011: Indicators relating to the characteristics of families and couples

The dataset contains the statistical indicators relating to the characteristics of families and couples calculated on the basis of 2011, 2001 and 1991 Census data. The indicators are calculated at three levels of detail: municipality of Milan; 9 municipalities; 69 NIL with higher population to the 3,000 inhabitants. For a limited number of indicators, the 1991 data are not available and the 2001 data are disseminated only at the municipal level. The indicators are defined as follows: * 1) Average number of members per family (ratio between the total number of residents in the family and the number of families); * 2) Families with only one member every 100 families (Percentage ratio between the number of one-member families and the total number of families); * 3) Families with 5 or more members every 100 families (Percentage ratio between the number of families with 5 or more members and the total number of families); * 4) Young couples with children for every 100 young couples (Percentage ratio between the number of young couples with children and the total number of young couples; both members of the couple less than 35 years old); * 5) Young people living alone for every 100 young people (Percentage ratio between the number of one-person households, without cohabitants, made up of a person aged 15-34 and the total population aged 15-34); * 6) Population over 65 years old living alone every 100 over 65 years old (Percentage ratio between the number of one-person households, without cohabitants, made up of a person aged 65+ and the population aged 65+); * 7) Mixed couples every 100 couples (Percentage ratio between the number of couples with a foreign and an Italian component and the total number of couples); * 8) Unmarried couples every 100 couples (Percentage ratio between the number of unmarried couples and the total number of couples); * 9) Single-parent households for every 100 households with children (Percentage ratio between the number of single-parent households and the total number of households with children).