Japan had the highest age dependency ratio among G20 countries in 2023. That year, the population either aged 0-14 years or 65 years and older comprised a share of more than ** percent of the population of those aged 15 to 64. Japan is struggling with an ageing population and one of the lowest fertility rates worldwide. On the other hand, the age dependency ratio in Saudi Arabia was below ** percent, the lowest of the G20. The age dependency ratio is the population of those aged 0-14 and 65 and above as a share of the working age population aged 15-64.
The G20 is an international organization whose permanent members are 19 countries, the African Union and the European Union. Data for the European Union and the African Union has been excluded due to overlap with G20 members France, Germany, Italy, and South Africa
The age dependency ratio is the population of those aged 0-14 and 65 and above as a share of the working age population aged 15-64. That figure is then multiplied by 100 to provide a percentage.
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World Bank. (January 28, 2025). Age dependency ratio in G20 countries in 2023 [Graph]. In Statista. Retrieved July 08, 2025, from https://www.statista.com/statistics/723190/g20-age-dependency-ratio/
World Bank. "Age dependency ratio in G20 countries in 2023." Chart. January 28, 2025. Statista. Accessed July 08, 2025. https://www.statista.com/statistics/723190/g20-age-dependency-ratio/
World Bank. (2025). Age dependency ratio in G20 countries in 2023. Statista. Statista Inc.. Accessed: July 08, 2025. https://www.statista.com/statistics/723190/g20-age-dependency-ratio/
World Bank. "Age Dependency Ratio in G20 Countries in 2023." Statista, Statista Inc., 28 Jan 2025, https://www.statista.com/statistics/723190/g20-age-dependency-ratio/
World Bank, Age dependency ratio in G20 countries in 2023 Statista, https://www.statista.com/statistics/723190/g20-age-dependency-ratio/ (last visited July 08, 2025)
Age dependency ratio in G20 countries in 2023 [Graph], World Bank, January 28, 2025. [Online]. Available: https://www.statista.com/statistics/723190/g20-age-dependency-ratio/
