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 Concentration index of the resident population in cities (%)
Characteristic Description
Name Concentration index of the resident population in cities (%) by Place of residence (NUTS - 2013); Irregular
Regularity Irregular
Source Statistics Portugal, Population and housing census - 2011
First available period 2011
Last available period 2018
  • Data reference period
  • Place of residence (NUTS - 2013)
  • REFERENCE PERIOD:  The length of time for which data are collected, e.g. a specific day, month or year.
  • RESIDENT POPULATION:  Set of persons who, regardless of being present or absent in a given housing unit at the moment of observation, have lived in the place of their usual residence for a continuous period of 12 months prior to the moment of observation, or have arrived to the place of their usual residence during the period of 12 months prior to the moment of observation, with the purpose of living there for a year, at least.
  • CITY:  Continuous population cluster with over 8,000 registered voters, disposing of at least half of the following communal facilities: a) Hospitals with on-call medical assistance; b) Pharmacies; c) Fire brigade; d) Show venue and cultural centre; e) Museum and library; f) Hotel establishments; g) Preparatory and secondary education schooling facilities; h) Pre-primary education schooling facilities and nurseries; i) Public urban and suburban transport; j) Public parks or gardens.
Definition Sum, for statistical cities of each territorial unit, of absolute values of differences between the proportion of population resident in statistical city versus the resident population in every statistical city of each territorial unit, and the ratio between 1 and the number of statistical cities of territorial unit, divided by 2 and multiplied by 100.
Measure unit (symbol) Percentage (%)
Power of 10  0
Observations Gini index that measures the concentration of the resident population in cities in the territorial unit of reference (NUTS3).
Measure of inequality in which values are represented between 0 and 100. The closer to 0 (zero), the smaller the inequality, where 100 is the maximum of inequality.
Last update date 11/03/2019

information presented in 10/7/2020