Which has higher centralization of political power index, Bulgaria or Suriname?

Bulgaria, at 0.165 against 0.156 in Suriname as of 2025.

How many years of comparable data are there for Bulgaria and Suriname?

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 Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Suriname: Centralization of Political Power Index

Bulgaria

0.165

in 2025

Suriname

0.156

in 2025

Bulgaria rank

123rd

Suriname rank

125th

Centralization of Political Power Index over time

Bulgaria
Suriname

How they compare

Bulgaria currently reports 0.165 against 0.156 in Suriname, a difference of 0.009.

That makes Bulgaria's figure about 1.1 times Suriname's.

The two have swapped places 6 times across 126 shared years of data; in 1900 it was Bulgaria ahead.

Bulgaria ranks 123rd and Suriname ranks 125th of 173 countries.

Across the 13 decades both report, Bulgaria averaged higher in 12 and Suriname in 1.

Head to head by decade

Decade	Bulgaria	Suriname	Difference	Ahead
1900s	0.529	0.233	0.296	Bulgaria
1910s	0.5269	0.233	0.2939	Bulgaria
1920s	0.5373	0.233	0.3043	Bulgaria
1930s	0.5795	0.2246	0.3549	Bulgaria
1940s	0.6977	0.2215	0.4762	Bulgaria
1950s	0.8223	0.134	0.6883	Bulgaria
1960s	0.825	0.138	0.687	Bulgaria
1970s	0.825	0.1286	0.6964	Bulgaria
1980s	0.825	0.2653	0.5597	Bulgaria
1990s	0.169	0.1402	0.0288	Bulgaria
2000s	0.1409	0.119	0.0219	Bulgaria
2010s	0.146	0.1545	0.0085	Suriname
2020s	0.1482	0.1452	0.003	Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Bulgaria or Suriname?: Bulgaria, at 0.165 against 0.156 in Suriname as of 2025.
What is the difference in centralization of political power index between Bulgaria and Suriname?: 0.009, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Suriname?: 126 years are reported by both, from 1900 to 2025.
How do Bulgaria and Suriname rank globally for centralization of political power index?: Bulgaria ranks 123rd and Suriname ranks 125th of 173 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Centralization of Political Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,802 data points, 1789–2025
Last refreshed: 07 August 2026

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.