Source: World Bank
Release: World Development Indicators
Age dependency ratio, old, is the ratio of older dependents (people older than 64) to the working-age population (those ages 15-64). Data are shown as the proportion of dependents per 100 working-age population.
Nations that are included in this data series are listed at http://data.worldbank.org/about/country-and-lending-groups. A developing nation is defined as one which falls within the lower or middle income bracket.
Source Indicator: SP.POP.DPND.OL
World Bank, Age Dependency Ratio: Older Dependents to Working-Age Population for Developing Countries in Europe and Central Asia [SPPOPDPNDOLECA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/SPPOPDPNDOLECA, September 22, 2020.