Which has higher centralization of political power index, Thailand or Zambia?

Thailand, at 0.243 against 0.242 in Zambia as of 2025.

How many years of comparable data are there for Thailand and Zambia?

115 years are reported by both, from 1911 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.

Thailand vs Zambia: Centralization of Political Power Index

Thailand

0.243

in 2025

Zambia

0.242

in 2025

Thailand rank

103rd

Zambia rank

104th

Centralization of Political Power Index over time

Thailand
Zambia

How they compare

Thailand currently reports 0.243 against 0.242 in Zambia, a difference of 0.001.

The two have swapped places 8 times across 115 shared years of data; in 1911 it was Thailand ahead.

Thailand ranks 103rd and Zambia ranks 104th of 173 countries.

Across the 12 decades both report, Thailand averaged higher in 11 and Zambia in 1.

Head to head by decade

Decade	Thailand	Zambia	Difference	Ahead
1910s	0.712	0.71	0.002	Thailand
1920s	0.7183	0.6158	0.1025	Thailand
1930s	0.6135	0.49	0.1235	Thailand
1940s	0.5698	0.49	0.0798	Thailand
1950s	0.6093	0.5348	0.0745	Thailand
1960s	0.7008	0.5138	0.187	Thailand
1970s	0.5655	0.5092	0.0563	Thailand
1980s	0.4186	0.52	0.1014	Zambia
1990s	0.3601	0.3025	0.0576	Thailand
2000s	0.2686	0.1871	0.0815	Thailand
2010s	0.4064	0.2295	0.1769	Thailand
2020s	0.3287	0.2237	0.105	Thailand

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Thailand or Zambia?: Thailand, at 0.243 against 0.242 in Zambia as of 2025.
What is the difference in centralization of political power index between Thailand and Zambia?: 0.001, with Thailand ahead.
How many years of comparable data are there for Thailand and Zambia?: 115 years are reported by both, from 1911 to 2025.
How do Thailand and Zambia rank globally for centralization of political power index?: Thailand ranks 103rd and Zambia ranks 104th 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.