How many years of comparable data are there for Chad and Iran?

66 years are reported by both, from 1960 to 2025.

Where does this data come from?

Statizoid (derived), published as Population ages 65 and above, total, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Chad vs Iran: Population ages 65 and above, total, per unit of GDP

Chad

0 units per US$ of GDP

in 2025

Iran

0 units per US$ of GDP

in 2025

Chad rank

42nd

Iran rank

39th

Population ages 65 and above, total, per unit of GDP over time

Chad
Iran

How they compare

Iran currently reports 0 units per US$ of GDP against 0 units per US$ of GDP in Chad, a difference of 0 units per US$ of GDP.

That makes Iran's figure about 1.1 times Chad's.

The two have swapped places 1 time across 66 shared years of data; in 1960 it was Chad ahead.

Chad ranks 42nd and Iran ranks 39th of 212 countries.

Chad has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Chad	Iran	Difference	Ahead
1960s	0.0003 units per US$ of GDP	0.0002 units per US$ of GDP	0.0002 units per US$ of GDP	Chad
1970s	0.0002 units per US$ of GDP	0 units per US$ of GDP	0.0002 units per US$ of GDP	Chad
1980s	0.0002 units per US$ of GDP	0 units per US$ of GDP	0.0002 units per US$ of GDP	Chad
1990s	0.0001 units per US$ of GDP	0 units per US$ of GDP	0.0001 units per US$ of GDP	Chad
2000s	0.0001 units per US$ of GDP	0 units per US$ of GDP	0.0001 units per US$ of GDP	Chad
2010s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Chad
2020s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population ages 65 and above, total, per unit of gdp, Chad or Iran?: Iran, at 0 units per US$ of GDP against 0 units per US$ of GDP in Chad as of 2025.
What is the difference in population ages 65 and above, total, per unit of gdp between Chad and Iran?: 0 units per US$ of GDP, with Iran ahead.
How many years of comparable data are there for Chad and Iran?: 66 years are reported by both, from 1960 to 2025.
How do Chad and Iran rank globally for population ages 65 and above, total, per unit of gdp?: Chad ranks 42nd and Iran ranks 39th of 212 countries.
Where does this data come from?: Statizoid (derived), published as Population ages 65 and above, total, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Iran: Population ages 65 and above, total, per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 24 October 2026, from https://health.statizoid.com/compare/population-ages-65-and-above-total-per-unit-of-gdp/chad/iran-islamic-rep/

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About this data

Indicator: Population ages 65 and above, total, per unit of GDP
Unit: units per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 260 places, 14,741 data points, 1960–2025
Last refreshed: 21 August 2026

Population ages 65 and above, total divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.