Source: World Bank  

Release: World Development Indicators  

Units:  Percent of Total, Not Seasonally Adjusted

Frequency:  Annual

Population ages 65 and above as a percentage of the total population. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship--except for refugees not permanently settled in the country of asylum, who are generally considered part of the population of the country of origin.

World Bank Source: The United Nations Population Division's World Population Prospects.

Source Indicator: SP.POP.65UP.TO.ZS