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

29 years are reported by both, from 1996 to 2024.

Where does this data come from?

Statizoid (derived), published as Government Effectiveness - Governance estimate (approx. -2.5 to +2.5), gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Gabon vs Zambia: Government Effectiveness - Governance estimate (approx. -2.5 to)

Gabon

-0.5672 approx. -2.5 to +2.5

in 2024

Zambia

-0.5331 approx. -2.5 to +2.5

in 2024

Gabon rank

143rd

Zambia rank

141st

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

Gabon
Zambia

How they compare

Zambia currently reports -0.5331 approx. -2.5 to +2.5 against -0.5672 approx. -2.5 to +2.5 in Gabon, a difference of 0.0341 approx. -2.5 to +2.5.

The two have swapped places 5 times across 29 shared years of data; in 1996 it was Gabon ahead.

Gabon ranks 143rd and Zambia ranks 141st of 205 countries.

Across the 4 decades both report, Gabon averaged higher in 2 and Zambia in 2.

Head to head by decade

Decade	Gabon	Zambia	Difference	Ahead
1990s	-0.5042 approx. -2.5 to +2.5	-1.35 approx. -2.5 to +2.5	0.8473 approx. -2.5 to +2.5	Gabon
2000s	-0.7514 approx. -2.5 to +2.5	-1.01 approx. -2.5 to +2.5	0.2627 approx. -2.5 to +2.5	Gabon
2010s	-0.761 approx. -2.5 to +2.5	-0.5351 approx. -2.5 to +2.5	0.2258 approx. -2.5 to +2.5	Zambia
2020s	-0.6295 approx. -2.5 to +2.5	-0.6294 approx. -2.5 to +2.5	0.0002 approx. -2.5 to +2.5	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government effectiveness - governance estimate (approx. -2.5 to), Gabon or Zambia?: Zambia, at -0.5331 approx. -2.5 to +2.5 against -0.5672 approx. -2.5 to +2.5 in Gabon as of 2024.
What is the difference in government effectiveness - governance estimate (approx. -2.5 to) between Gabon and Zambia?: 0.0341 approx. -2.5 to +2.5, with Zambia ahead.
How many years of comparable data are there for Gabon and Zambia?: 29 years are reported by both, from 1996 to 2024.
How do Gabon and Zambia rank globally for government effectiveness - governance estimate (approx. -2.5 to)?: Gabon ranks 143rd and Zambia ranks 141st of 205 countries.
Where does this data come from?: Statizoid (derived), published as Government Effectiveness - Governance estimate (approx. -2.5 to +2.5), gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Gabon vs Zambia: Government Effectiveness - Governance estimate (approx. -2.5 to). Statizoid, drawing on Statizoid (derived). Retrieved 25 September 2026, from https://reference.statizoid.com/compare/government-effectiveness-governance-estimate-approx-2-5-to-2-5-gaps-filled/gabon/zambia/

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<a href="https://reference.statizoid.com/compare/government-effectiveness-governance-estimate-approx-2-5-to-2-5-gaps-filled/gabon/zambia/">Gabon vs Zambia: Government Effectiveness - Governance estimate (approx. -2.5 to)</a> — Statizoid

About this data

Indicator: Government Effectiveness - Governance estimate (approx. -2.5 to +2.5), gaps filled
Unit: approx. -2.5 to +2.5
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 205 places, 5,701 data points, 1996–2024
Last refreshed: 25 September 2026

Government Effectiveness - Governance estimate (approx. -2.5 to +2.5) with 540 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.