Guinea-Bissau vs Yemen: Centralization of Political Power Index

Guinea-Bissau
0.843
in 2025
Yemen
0.848
in 2025
Guinea-Bissau rank
27th
Yemen rank
25th

Centralization of Political Power Index over time

  • Guinea-Bissau
  • Yemen
00.20.40.60.81178919072025

How they compare

Yemen currently reports 0.848 against 0.843 in Guinea-Bissau, a difference of 0.005.

The two have swapped places 1 time across 53 shared years of data; in 1900 it was Guinea-Bissau ahead.

Guinea-Bissau ranks 27th and Yemen ranks 25th of 173 countries.

Across the 6 decades both report, Guinea-Bissau averaged higher in 3 and Yemen in 3.

Head to head by decade

Decade Guinea-Bissau Yemen Difference Ahead
1900s 0.905 0.8123 0.0927 Guinea-Bissau
1910s 0.905 0.6673 0.2378 Guinea-Bissau
1990s 0.6634 0.6336 0.0299 Guinea-Bissau
2000s 0.5153 0.6655 0.1502 Yemen
2010s 0.4824 0.7771 0.2947 Yemen
2020s 0.5723 0.8528 0.2805 Yemen

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Guinea-Bissau or Yemen?
Yemen, at 0.848 against 0.843 in Guinea-Bissau as of 2025.
What is the difference in centralization of political power index between Guinea-Bissau and Yemen?
0.005, with Yemen ahead.
How many years of comparable data are there for Guinea-Bissau and Yemen?
53 years are reported by both, from 1900 to 2025.
How do Guinea-Bissau and Yemen rank globally for centralization of political power index?
Guinea-Bissau ranks 27th and Yemen ranks 25th 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

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