How many years of comparable data are there for Tajikistan and Tonga?

36 years are reported by both, from 1990 to 2025.

Where does this data come from?

Statizoid (derived), published as Population (UN estimates and projections), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Tajikistan vs Tonga: Population (UN estimates and projections), per capita

Tajikistan

0.0006 units per person

in 2025

Tonga

0.0007 units per person

in 2025

Tajikistan rank

140th

Tonga rank

137th

Population (UN estimates and projections), per capita over time

Tajikistan
Tonga

How they compare

Tonga currently reports 0.0007 units per person against 0.0006 units per person in Tajikistan, a difference of 0.0001 units per person.

The two have swapped places 2 times across 36 shared years of data; in 1990 it was Tonga ahead.

Tajikistan ranks 140th and Tonga ranks 137th of 186 countries.

Across the 4 decades both report, Tajikistan averaged higher in 1 and Tonga in 3.

Head to head by decade

Decade	Tajikistan	Tonga	Difference	Ahead
1990s	0.0006 units per person	0.0006 units per person	0 units per person	Tonga
2000s	0.0006 units per person	0.0006 units per person	0 units per person	Tonga
2010s	0.0006 units per person	0.0006 units per person	0 units per person	Tajikistan
2020s	0.0006 units per person	0.0006 units per person	0 units per person	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population (un estimates and projections), per capita, Tajikistan or Tonga?: Tonga, at 0.0007 units per person against 0.0006 units per person in Tajikistan as of 2025.
What is the difference in population (un estimates and projections), per capita between Tajikistan and Tonga?: 0.0001 units per person, with Tonga ahead.
How many years of comparable data are there for Tajikistan and Tonga?: 36 years are reported by both, from 1990 to 2025.
How do Tajikistan and Tonga rank globally for population (un estimates and projections), per capita?: Tajikistan ranks 140th and Tonga ranks 137th of 186 countries.
Where does this data come from?: Statizoid (derived), published as Population (UN estimates and projections), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tajikistan vs Tonga: Population (UN estimates and projections), per capita. Statizoid, drawing on Statizoid (derived). Retrieved 06 September 2026, from https://gender.statizoid.com/compare/population-un-estimates-and-projections-per-capita/tajikistan/tonga/

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About this data

Indicator: Population (UN estimates and projections), per capita
Unit: units per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 189 places, 6,804 data points, 1990–2025
Last refreshed: 06 September 2026

Population (UN estimates and projections) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.