How many years of comparable data are there for Sao Tome and Principe and Sierra Leone?

126 years are reported by both, from 1900 to 2025.

Where does this data come from?

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

Sao Tome and Principe vs Sierra Leone: Equal Access to Power Index

Sao Tome and Principe

0.74

in 2025

Sierra Leone

0.75

in 2025

Sao Tome and Principe rank

67th

Sierra Leone rank

65th

Equal Access to Power Index over time

Sao Tome and Principe
Sierra Leone

How they compare

Sierra Leone currently reports 0.75 against 0.74 in Sao Tome and Principe, a difference of 0.01.

The two have swapped places 4 times across 126 shared years of data; in 1900 it was Sierra Leone ahead.

Sao Tome and Principe ranks 67th and Sierra Leone ranks 65th of 176 countries.

Across the 13 decades both report, Sao Tome and Principe averaged higher in 5 and Sierra Leone in 8.

Head to head by decade

Decade	Sao Tome and Principe	Sierra Leone	Difference	Ahead
1900s	0.147	0.304	0.157	Sierra Leone
1910s	0.147	0.304	0.157	Sierra Leone
1920s	0.147	0.304	0.157	Sierra Leone
1930s	0.147	0.304	0.157	Sierra Leone
1940s	0.147	0.304	0.157	Sierra Leone
1950s	0.147	0.3484	0.2014	Sierra Leone
1960s	0.147	0.425	0.278	Sierra Leone
1970s	0.388	0.2466	0.1414	Sao Tome and Principe
1980s	0.629	0.2631	0.3659	Sao Tome and Principe
1990s	0.7502	0.5934	0.1568	Sao Tome and Principe
2000s	0.7362	0.6966	0.0396	Sao Tome and Principe
2010s	0.7406	0.6928	0.0478	Sao Tome and Principe
2020s	0.74	0.742	0.002	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher equal access to power index, Sao Tome and Principe or Sierra Leone?: Sierra Leone, at 0.75 against 0.74 in Sao Tome and Principe as of 2025.
What is the difference in equal access to power index between Sao Tome and Principe and Sierra Leone?: 0.01, with Sierra Leone ahead.
How many years of comparable data are there for Sao Tome and Principe and Sierra Leone?: 126 years are reported by both, from 1900 to 2025.
How do Sao Tome and Principe and Sierra Leone rank globally for equal access to power index?: Sao Tome and Principe ranks 67th and Sierra Leone ranks 65th of 176 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Equal Access to Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sao Tome and Principe vs Sierra Leone: Equal Access to Power Index. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 09 November 2026, from https://reference.statizoid.com/compare/equal-access-to-power-index/sao-tome-and-principe/sierra-leone/

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<a href="https://reference.statizoid.com/compare/equal-access-to-power-index/sao-tome-and-principe/sierra-leone/">Sao Tome and Principe vs Sierra Leone: Equal Access to Power Index</a> — Statizoid

About this data

Indicator: Equal Access to Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 30,486 data points, 1789–2025
Last refreshed: 30 October 2026

Central estimate of the extent to which access to power is equal across socioeconomic position, social group, and gender.