How many years of comparable data are there for Singapore and Solomon Islands?

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.

Singapore vs Solomon Islands: Centralization of Political Power Index

Singapore

0.198

in 2025

Solomon Islands

0.197

in 2025

Singapore rank

114th

Solomon Islands rank

115th

Centralization of Political Power Index over time

Singapore
Solomon Islands

How they compare

Singapore currently reports 0.198 against 0.197 in Solomon Islands, a difference of 0.001.

The two have swapped places 7 times across 126 shared years of data; in 1900 it was Solomon Islands ahead.

Singapore ranks 114th and Solomon Islands ranks 115th of 173 countries.

Across the 13 decades both report, Singapore averaged higher in 5 and Solomon Islands in 8.

Head to head by decade

Decade	Singapore	Solomon Islands	Difference	Ahead
1900s	0.28	0.692	0.412	Solomon Islands
1910s	0.28	0.692	0.412	Solomon Islands
1920s	0.28	0.692	0.412	Solomon Islands
1930s	0.28	0.692	0.412	Solomon Islands
1940s	0.4536	0.692	0.2384	Solomon Islands
1950s	0.2809	0.657	0.3761	Solomon Islands
1960s	0.2986	0.464	0.1654	Solomon Islands
1970s	0.3036	0.3391	0.0355	Solomon Islands
1980s	0.303	0.239	0.064	Singapore
1990s	0.303	0.239	0.064	Singapore
2000s	0.29	0.248	0.042	Singapore
2010s	0.2891	0.2223	0.0668	Singapore
2020s	0.2448	0.2022	0.0427	Singapore

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Singapore or Solomon Islands?: Singapore, at 0.198 against 0.197 in Solomon Islands as of 2025.
What is the difference in centralization of political power index between Singapore and Solomon Islands?: 0.001, with Singapore ahead.
How many years of comparable data are there for Singapore and Solomon Islands?: 126 years are reported by both, from 1900 to 2025.
How do Singapore and Solomon Islands rank globally for centralization of political power index?: Singapore ranks 114th and Solomon Islands ranks 115th 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.