How many years of comparable data are there for Iran, Islamic Republic of and Tajikistan?

132 years are reported by both, from 1894 to 2025.

Where does this data come from?

V-Dem (2026) – processed by Our World in Data, published as Freedom of Association Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran, Islamic Republic of vs Tajikistan: Freedom of Association Index

Iran, Islamic Republic of

0.093

in 2025

Tajikistan

0.106

in 2025

Iran, Islamic Republic of rank

159th

Tajikistan rank

157th

Freedom of Association Index over time

Iran, Islamic Republic of
Tajikistan

How they compare

Tajikistan currently reports 0.106 against 0.093 in Iran, Islamic Republic of, a difference of 0.013.

That makes Tajikistan's figure about 1.1 times Iran, Islamic Republic of's.

The two have swapped places 5 times across 132 shared years of data; in 1894 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 159th and Tajikistan ranks 157th of 176 countries.

Across the 14 decades both report, Iran, Islamic Republic of averaged higher in 9 and Tajikistan in 5.

Head to head by decade

Decade	Iran, Islamic Republic of	Tajikistan	Difference	Ahead
1890s	0.113	0.083	0.03	Iran, Islamic Republic of
1900s	0.1958	0.2652	0.0694	Tajikistan
1910s	0.338	0.3119	0.0261	Iran, Islamic Republic of
1920s	0.1735	0.0488	0.1247	Iran, Islamic Republic of
1930s	0.0699	0.0335	0.0364	Iran, Islamic Republic of
1940s	0.3042	0.024	0.2802	Iran, Islamic Republic of
1950s	0.2058	0.0302	0.1756	Iran, Islamic Republic of
1960s	0.0892	0.0334	0.0558	Iran, Islamic Republic of
1970s	0.1004	0.034	0.0664	Iran, Islamic Republic of
1980s	0.094	0.0529	0.0411	Iran, Islamic Republic of
1990s	0.1425	0.255	0.1125	Tajikistan
2000s	0.189	0.3667	0.1777	Tajikistan
2010s	0.1117	0.2312	0.1195	Tajikistan
2020s	0.0838	0.1348	0.051	Tajikistan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher freedom of association index, Iran, Islamic Republic of or Tajikistan?: Tajikistan, at 0.106 against 0.093 in Iran, Islamic Republic of as of 2025.
What is the difference in freedom of association index between Iran, Islamic Republic of and Tajikistan?: 0.013, with Tajikistan ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Tajikistan?: 132 years are reported by both, from 1894 to 2025.
How do Iran, Islamic Republic of and Tajikistan rank globally for freedom of association index?: Iran, Islamic Republic of ranks 159th and Tajikistan ranks 157th of 176 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Freedom of Association Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Tajikistan: Freedom of Association Index. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 31 August 2026, from https://social-development.statizoid.com/compare/freedom-of-association-index/iran-islamic-rep/tajikistan/

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About this data

Indicator: Freedom of Association Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 30,011 data points, 1789–2025
Last refreshed: 28 August 2026

Central estimate of the extent to which parties, including opposition parties, are allowed to form and participate in elections and the extent to which civil society organizations are allowed to form and operate freely.