How many years of comparable data are there for Congo, Democratic Republic of the and Mauritania?

122 years are reported by both, from 1904 to 2025.

Where does this data come from?

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

Congo, Democratic Republic of the vs Mauritania: Tax revenue vs. Electoral Democracy Index

Congo, Democratic Republic of the

0.306

in 2025

Mauritania

0.328

in 2025

Congo, Democratic Republic of the rank

113th

Mauritania rank

110th

Tax revenue vs. Electoral Democracy Index over time

Congo, Democratic Republic of the
Mauritania

How they compare

Mauritania currently reports 0.328 against 0.306 in Congo, Democratic Republic of the, a difference of 0.022.

That makes Mauritania's figure about 1.1 times Congo, Democratic Republic of the's.

The two have swapped places 6 times across 122 shared years of data; in 1904 it was Mauritania ahead.

Congo, Democratic Republic of the ranks 113th and Mauritania ranks 110th of 176 countries.

Across the 13 decades both report, Congo, Democratic Republic of the averaged higher in 1 and Mauritania in 12.

Head to head by decade

Decade	Congo, Democratic Republic of the	Mauritania	Difference	Ahead
1900s	0.006	0.0313	0.0253	Mauritania
1910s	0.006	0.032	0.026	Mauritania
1920s	0.009	0.032	0.023	Mauritania
1930s	0.009	0.032	0.023	Mauritania
1940s	0.009	0.0647	0.0557	Mauritania
1950s	0.0164	0.1623	0.1459	Mauritania
1960s	0.1943	0.2166	0.0223	Mauritania
1970s	0.1431	0.191	0.0479	Mauritania
1980s	0.1501	0.1001	0.05	Congo, Democratic Republic of the
1990s	0.1677	0.2647	0.097	Mauritania
2000s	0.2356	0.3327	0.0971	Mauritania
2010s	0.3232	0.4294	0.1062	Mauritania
2020s	0.3287	0.3682	0.0395	Mauritania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher tax revenue vs. electoral democracy index, Congo, Democratic Republic of the or Mauritania?: Mauritania, at 0.328 against 0.306 in Congo, Democratic Republic of the as of 2025.
What is the difference in tax revenue vs. electoral democracy index between Congo, Democratic Republic of the and Mauritania?: 0.022, with Mauritania ahead.
How many years of comparable data are there for Congo, Democratic Republic of the and Mauritania?: 122 years are reported by both, from 1904 to 2025.
How do Congo, Democratic Republic of the and Mauritania rank globally for tax revenue vs. electoral democracy index?: Congo, Democratic Republic of the ranks 113th and Mauritania ranks 110th of 176 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Tax revenue vs. Electoral Democracy Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo, Democratic Republic of the vs Mauritania: Tax revenue vs. Electoral Democracy Index. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 09 September 2026, from https://economy.statizoid.com/compare/tax-revenues-vs-electoral-democracy-index/congo-dem-rep/mauritania/

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<a href="https://economy.statizoid.com/compare/tax-revenues-vs-electoral-democracy-index/congo-dem-rep/mauritania/">Congo, Democratic Republic of the vs Mauritania: Tax revenue vs. Electoral Democracy Index</a> — Statizoid

About this data

Indicator: Tax revenue vs. Electoral Democracy Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,649 data points, 1789–2025
Last refreshed: 28 August 2026

Central estimate of the extent to which political leaders are elected under comprehensive suffrage in free and fair elections, and freedoms of association and expression are guaranteed.