Population between the ages 0 to 14 as a percentage of the total population. Population is based on the de facto definition of population.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Israel | 33.2 | 31.3 | 28.3 | 27.9 | 28.0 | 28.1 | 28.1 | 28.2 | 28.2 | 28.2 | 28.3 | 28.2 | 28.2 | 28.1 | 28.0 | 27.9 | 27.8 | 27.6 | 27.4 |
| Mexico | 47.7 | 39.0 | 34.3 | 32.1 | 29.8 | 29.4 | 29.0 | 28.7 | 28.3 | 28.0 | 27.6 | 27.2 | 26.7 | 26.3 | 26.0 | 25.7 | 25.3 | 24.9 | 24.5 |
| Turkiye | 42.7 | 35.8 | 30.2 | 27.9 | 25.9 | 25.5 | 25.1 | 24.7 | 24.3 | 23.9 | 23.6 | 23.3 | 23.1 | 23.0 | 22.8 | 22.5 | 22.2 | 21.8 | 21.4 |
| Ireland | 31.1 | 27.1 | 21.8 | 20.6 | 21.1 | 21.4 | 21.5 | 21.5 | 21.4 | 21.3 | 21.2 | 20.9 | 20.7 | 20.4 | 20.1 | 19.8 | 19.5 | 19.0 | 18.6 |
| New Zealand | 31.9 | 23.3 | 22.8 | 21.5 | 20.9 | 20.8 | 20.6 | 20.4 | 20.2 | 19.9 | 19.6 | 19.5 | 19.3 | 19.2 | 19.0 | 18.9 | 18.6 | 18.4 | 18.1 |
| Australia | 28.8 | 22.0 | 20.8 | 19.8 | 19.1 | 19.0 | 18.9 | 18.9 | 18.9 | 18.9 | 18.9 | 18.8 | 18.8 | 18.7 | 18.6 | 18.4 | 18.2 | 18.0 | 17.8 |
| Iceland | 32.6 | 25.0 | 23.3 | 22.1 | 20.9 | 20.8 | 20.7 | 20.6 | 20.4 | 20.2 | 19.9 | 19.6 | 19.2 | 18.9 | 18.7 | 18.6 | 18.4 | 18.1 | 17.8 |
| United States | 28.6 | 21.6 | 21.2 | 20.3 | 19.7 | 19.6 | 19.5 | 19.4 | 19.3 | 19.2 | 19.1 | 18.9 | 18.8 | 18.6 | 18.4 | 18.1 | 17.9 | 17.6 | 17.3 |
| United Kingdom | 24.1 | 19.1 | 18.9 | 18.2 | 17.8 | 17.7 | 17.8 | 17.8 | 17.8 | 17.9 | 18.0 | 18.0 | 18.1 | 18.0 | 18.0 | 17.8 | 17.6 | 17.4 | 17.2 |
| Sweden | 20.8 | 17.9 | 18.4 | 17.4 | 16.6 | 16.7 | 16.8 | 17.0 | 17.2 | 17.3 | 17.5 | 17.7 | 17.8 | 17.8 | 17.7 | 17.7 | 17.5 | 17.2 | 17.0 |
| Chile | 38.0 | 29.8 | 26.8 | 24.1 | 21.5 | 21.1 | 20.8 | 20.5 | 20.2 | 19.9 | 19.7 | 19.3 | 19.0 | 18.7 | 18.4 | 18.1 | 17.8 | 17.4 | 17.0 |
| France | 24.8 | 20.1 | 18.9 | 18.5 | 18.5 | 18.5 | 18.5 | 18.4 | 18.3 | 18.2 | 18.1 | 17.9 | 17.8 | 17.6 | 17.4 | 17.2 | 17.0 | 16.8 | 16.5 |
| Norway | 24.5 | 18.9 | 20.0 | 19.6 | 18.8 | 18.6 | 18.4 | 18.3 | 18.1 | 18.0 | 17.9 | 17.8 | 17.6 | 17.4 | 17.2 | 17.0 | 16.8 | 16.5 | 16.2 |
| Belgium | 23.6 | 18.1 | 17.6 | 17.1 | 16.9 | 17.0 | 17.0 | 17.0 | 17.0 | 17.0 | 17.0 | 17.0 | 16.9 | 16.9 | 16.8 | 16.7 | 16.5 | 16.3 | 16.0 |
| Luxembourg | 22.2 | 17.4 | 18.9 | 18.5 | 17.7 | 17.4 | 17.1 | 16.9 | 16.7 | 16.6 | 16.4 | 16.2 | 16.1 | 16.0 | 16.0 | 15.9 | 15.9 | 15.8 | 15.8 |
| Slovak Republic | 27.5 | 25.2 | 19.7 | 16.9 | 15.5 | 15.4 | 15.4 | 15.3 | 15.3 | 15.3 | 15.4 | 15.5 | 15.7 | 15.8 | 15.9 | 15.9 | 16.0 | 15.9 | 15.8 |
| Denmark | 23.3 | 17.1 | 18.5 | 18.8 | 18.0 | 17.8 | 17.6 | 17.3 | 17.1 | 16.9 | 16.8 | 16.7 | 16.6 | 16.4 | 16.3 | 16.2 | 16.0 | 15.9 | 15.7 |
| Estonia | 22.1 | 22.3 | 17.6 | 15.2 | 15.2 | 15.4 | 15.6 | 15.7 | 15.9 | 16.0 | 16.2 | 16.3 | 16.4 | 16.4 | 16.4 | 16.4 | 16.2 | 16.0 | 15.6 |
| Czechia | 21.3 | 21.4 | 16.5 | 14.7 | 14.4 | 14.6 | 14.8 | 14.9 | 15.1 | 15.3 | 15.4 | 15.6 | 15.8 | 15.9 | 16.0 | 16.1 | 15.9 | 15.7 | 15.4 |
| Canada | 30.2 | 20.7 | 19.2 | 17.7 | 16.6 | 16.4 | 16.3 | 16.3 | 16.2 | 16.2 | 16.2 | 16.2 | 16.1 | 16.0 | 15.9 | 15.7 | 15.5 | 15.3 | 15.1 |
| Netherlands | 27.3 | 18.4 | 18.8 | 18.5 | 17.6 | 17.4 | 17.3 | 17.1 | 16.9 | 16.6 | 16.4 | 16.2 | 16.0 | 15.8 | 15.6 | 15.5 | 15.4 | 15.2 | 15.0 |
| Switzerland | 23.8 | 17.1 | 17.4 | 16.1 | 15.2 | 15.1 | 15.0 | 14.9 | 14.9 | 14.9 | 14.9 | 14.9 | 15.0 | 15.0 | 15.1 | 15.1 | 15.1 | 15.0 | 15.0 |
| Poland | 26.9 | 25.0 | 19.4 | 16.5 | 15.1 | 15.2 | 15.1 | 15.1 | 15.1 | 15.1 | 15.1 | 15.2 | 15.3 | 15.4 | 15.5 | 15.5 | 15.3 | 15.1 | 14.8 |
| Slovenia | 24.3 | 20.8 | 15.9 | 14.3 | 14.1 | 14.3 | 14.4 | 14.6 | 14.7 | 14.8 | 14.9 | 15.0 | 15.1 | 15.1 | 15.1 | 15.2 | 15.1 | 14.9 | 14.7 |
| Finland | 24.6 | 19.3 | 18.2 | 17.4 | 16.6 | 16.5 | 16.4 | 16.4 | 16.4 | 16.4 | 16.3 | 16.2 | 16.1 | 15.9 | 15.7 | 15.5 | 15.2 | 14.9 | 14.6 |
| Hungary | 20.8 | 20.2 | 16.8 | 15.6 | 14.7 | 14.6 | 14.5 | 14.4 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.5 | 14.4 |
| Austria | 24.4 | 17.5 | 17.0 | 16.0 | 14.8 | 14.6 | 14.5 | 14.4 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.3 | 14.3 | 14.2 |
| Germany | 23.2 | 16.1 | 15.7 | 14.5 | 13.7 | 13.6 | 13.4 | 13.2 | 13.2 | 13.2 | 13.3 | 13.5 | 13.6 | 13.7 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 |
| Greece | 24.8 | 19.4 | 15.8 | 15.0 | 14.6 | 14.6 | 14.7 | 14.7 | 14.6 | 14.5 | 14.4 | 14.4 | 14.4 | 14.3 | 14.2 | 14.0 | 13.8 | 13.6 | 13.2 |
| Spain | 27.9 | 19.8 | 14.8 | 14.5 | 14.9 | 15.0 | 15.1 | 15.1 | 15.1 | 15.0 | 14.9 | 14.8 | 14.7 | 14.4 | 14.2 | 13.9 | 13.6 | 13.3 | 12.9 |
| Portugal | 28.7 | 20.5 | 16.4 | 15.9 | 15.2 | 15.0 | 14.9 | 14.8 | 14.6 | 14.3 | 14.1 | 13.9 | 13.7 | 13.5 | 13.3 | 13.1 | 13.0 | 12.9 | 12.8 |
| Italy | 24.7 | 16.5 | 14.3 | 14.1 | 14.0 | 14.0 | 14.0 | 13.9 | 13.8 | 13.7 | 13.6 | 13.4 | 13.2 | 13.0 | 12.8 | 12.6 | 12.4 | 12.1 | 11.9 |
| Japan | 23.3 | 18.0 | 14.4 | 13.8 | 13.4 | 13.3 | 13.2 | 13.1 | 13.0 | 12.8 | 12.7 | 12.6 | 12.5 | 12.4 | 12.2 | 12.0 | 11.9 | 11.6 | 11.4 |
| Korea, Rep. | 42.1 | 25.8 | 21.0 | 19.2 | 16.4 | 15.8 | 15.2 | 14.7 | 14.2 | 13.8 | 13.4 | 13.0 | 12.7 | 12.4 | 12.1 | 11.8 | 11.4 | 11.0 | 10.6 |