Somalia vs Yemen: Government Effectiveness - Governance estimate (approx. -2.5 to +2.5)

Somalia
-1.91 approx. -2.5 to +2.5
in 2025
Yemen
-1.87 approx. -2.5 to +2.5
in 2025
Somalia rank
202nd
Yemen rank
201st

Government Effectiveness - Governance estimate (approx. -2.5 to +2.5) over time

  • Somalia
  • Yemen
-2.5-2-1.5-1199620102025

How they compare

Yemen currently reports -1.87 approx. -2.5 to +2.5 against -1.91 approx. -2.5 to +2.5 in Somalia, a difference of 0.04 approx. -2.5 to +2.5.

Across all 27 years both countries report, Yemen has been ahead every year.

Somalia ranks 202nd and Yemen ranks 201st of 206 countries.

Yemen has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Somalia Yemen Difference Ahead
1990s -2.09 approx. -2.5 to +2.5 -1.15 approx. -2.5 to +2.5 0.9465 approx. -2.5 to +2.5 Yemen
2000s -2.06 approx. -2.5 to +2.5 -1.11 approx. -2.5 to +2.5 0.9436 approx. -2.5 to +2.5 Yemen
2010s -2.15 approx. -2.5 to +2.5 -1.46 approx. -2.5 to +2.5 0.6903 approx. -2.5 to +2.5 Yemen
2020s -1.99 approx. -2.5 to +2.5 -1.91 approx. -2.5 to +2.5 0.0795 approx. -2.5 to +2.5 Yemen

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government effectiveness - governance estimate, Somalia or Yemen?
Yemen, at -1.87 approx. -2.5 to +2.5 against -1.91 approx. -2.5 to +2.5 in Somalia as of 2025.
What is the difference in government effectiveness - governance estimate between Somalia and Yemen?
0.04 approx. -2.5 to +2.5, with Yemen ahead.
How many years of comparable data are there for Somalia and Yemen?
27 years are reported by both, from 1996 to 2025.
How do Somalia and Yemen rank globally for government effectiveness - governance estimate?
Somalia ranks 202nd and Yemen ranks 201st of 206 countries.
Where does this data come from?
The Worldwide Governance Indicators: Revised Methodology for Measuring Governance Using Perception Data., World Bank Group (WBG), published as Government Effectiveness - Governance estimate (approx. -2.5 to +2.5). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Somalia vs Yemen: Government Effectiveness - Governance estimate. Statizoid, drawing on The Worldwide Governance Indicators: Revised Methodology for Measuring Governance Using Perception Data., World Bank Group (WBG). Retrieved 13 November 2026, from https://reference.statizoid.com/compare/government-effectiveness-governance-estimate-approx-2-5-to-2-5/somalia-fed-rep/yemen-rep/

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About this data

Indicator
Government Effectiveness - Governance estimate (approx. -2.5 to +2.5)
Unit
approx. -2.5 to +2.5
Source
The Worldwide Governance Indicators: Revised Methodology for Measuring Governance Using Perception Data., World Bank Group (WBG)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
206 places, 5,392 data points, 1996–2025
Last refreshed

Government Effectiveness (GE) captures perceptions of the quality of public services, the civil service, policy formulation and implementation, and the credibility of a government’s decisions. Governance estimate from the aggregation model, in units of a standard normal distribution, i.e. ranging from approximately -2.5 to 2.5. Larger values correspond to better governance. The (country-series-time) metadata include the (a) number of sources, and (b) standard error. The number of sources indicates the number of underlying data sources on which the governance estimate is based. The standard error indicates the precision of the governance estimate. Larger values indicate less precise estimates. A 90% confidence interval for the governance estimate is given by the estimate +/- 1.64 times the standard error.