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 Ageing ratio (No.)
Characteristic Description
Name Ageing ratio (No.) by Place of residence (NUTS - 2013); Annual
Regularity Annual
Source Statistics Portugal, Annual estimates of resident population
First available period 2011
Last available period 2022
  • Data reference period
  • Place of residence (NUTS - 2013)
  • AGEING INDEX:  The ratio of the number of elderly persons of an age when they are generally economically inactive (aged 65 and over) to the number of young persons (from 0 to 14).
  • 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.
  • REFERENCE PERIOD:  The length of time for which data are collected, e.g. a specific day, month or year.
Formule AR=[(P(65, +)/ P(0, 14)]*10^n

P(65, +)=Resident population with 65 and more years old.
P(0, 14)=Resident population aged between 0 and 14 years old.
Measure unit (symbol) Number (No.)
Power of 10  0
Last update date 15/06/2023

information presented in 1/3/2024