Country rankings using data from official sources

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Percent children: The average for 2016 was 27.75 percent. The highest value was in Niger: 50.54 percent and the lowest value was in Hong Kong: 12.31 percent. Below is a chart for all countries where data are available for: Percent children.
Population ages 0-14, percent of total, 2016
(percent, Source: United Nations Population Division)
Definition: Total population below the age of 14 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.