Population Under Age 15

Every year in one file, one row per country per year: population-under-15-all-editions-nations-inquiry.csv

Every column in the newest file of Population Under Age 15: what it holds, how it is stored, and its range.

Column	What it holds	Stored as	Range, 2023	Distinct	Empty	Spread
CountrycountryName	The country’s name, as this file spells it.	Text	—	222	0
ISO Codecountry_codeIdentifier	The ISO 3166-1 alpha-3 code, added by this site. Every table here joins on it.	Text · 3 letters	—	222	0
Population aged 0–14 (% of total population)population_under_15Headline	The headline figure: Share of the total population aged 0–14 (%).	Number · up to 14 decimals	6.054Vatican City49.166Central African Republicmiddle 22.712	222	0

Profiled from the newest file. Range: the lowest and highest value, with the country holding it when only one does. Spread: countries in ten equal steps from lowest to highest. Neither end is better. The values describe a shape, not a score.

The newest 12 of 74 years.

The same 222 countries in every year.

1. 1 · Publisher

   UN DESA Population Division

   population.un.org

2. 2 · Their file

   World Population Prospects 2024: population aged under 15, % of total, 2023

   WPP2024_POP_F06_1_POPULATION_PERCENTAGE_SELECT_AGE_GROUPS_BOTH_SEXES.xlsx

3. 3 · Read by this site

   September 26, 2026

   Imported by a script that parses each figure and writes it down unrounded.

4. 4 · Stored as

   74 files, one per year

   Each downloads as a CSV, or every year together as population-under-15-all-editions-nations-inquiry.csv

5. 5 · Used on

   Its statistic page, and every profile it measures

   /statistics/population-under-15

From World Population Prospects 2024, read from the Population Division's own workbook of age-group shares (POP/F06-1), which publishes the share directly at full precision — not rebuilt by adding up the rounded five-year age groups in the CSV files. Projections are excluded.