Nigeria vs Sri Lanka: Freedom of association index

Nigeria
0.846
in 2025
Sri Lanka
0.853
in 2025
Nigeria rank
56th
Sri Lanka rank
53rd

Freedom of association index over time

  • Nigeria
  • Sri Lanka
00.20.40.60.8190019622025

How they compare

Sri Lanka currently reports 0.853 against 0.846 in Nigeria, a difference of 0.007.

The two have swapped places 6 times across 112 shared years of data; in 1914 it was Sri Lanka ahead.

Nigeria ranks 56th and Sri Lanka ranks 53rd of 176 countries.

Across the 12 decades both report, Nigeria averaged higher in 4 and Sri Lanka in 8.

Head to head by decade

Decade Nigeria Sri Lanka Difference Ahead
1910s 0.372 0.46 0.088 Sri Lanka
1920s 0.5533 0.5522 0.0011 Nigeria
1930s 0.603 0.6837 0.0807 Sri Lanka
1940s 0.5795 0.6903 0.1108 Sri Lanka
1950s 0.5739 0.8237 0.2498 Sri Lanka
1960s 0.6181 0.8137 0.1956 Sri Lanka
1970s 0.4791 0.7556 0.2765 Sri Lanka
1980s 0.5793 0.6722 0.0929 Sri Lanka
1990s 0.5342 0.6963 0.1621 Sri Lanka
2000s 0.8044 0.6778 0.1266 Nigeria
2010s 0.8304 0.7153 0.1151 Nigeria
2020s 0.791 0.7653 0.0257 Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher freedom of association index, Nigeria or Sri Lanka?
Sri Lanka, at 0.853 against 0.846 in Nigeria as of 2025.
What is the difference in freedom of association index between Nigeria and Sri Lanka?
0.007, with Sri Lanka ahead.
How many years of comparable data are there for Nigeria and Sri Lanka?
112 years are reported by both, from 1914 to 2025.
How do Nigeria and Sri Lanka rank globally for freedom of association index?
Nigeria ranks 56th and Sri Lanka ranks 53rd of 176 countries.
Where does this data come from?
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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Nigeria vs Sri Lanka: Freedom of association index. Statizoid, drawing on Our World in Data. Retrieved 27 August 2026, from https://social-development.statizoid.com/compare/freedom-of-association-index/nigeria/sri-lanka/

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About this data

Indicator
Freedom of association index
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 30,011 data points, 1789–2025
Last refreshed