How many years of comparable data are there for Tonga and Turkey?

21 years are reported by both, from 2004 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.

Tonga vs Turkey: Government Effectiveness - Governance estimate (approx. -2.5 to)

Tonga

-0.0373 approx. -2.5 to +2.5

in 2024

Turkey

-0.0707 approx. -2.5 to +2.5

in 2024

Tonga rank

104th

Turkey rank

107th

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

Tonga
Turkey

How they compare

Tonga currently reports -0.0373 approx. -2.5 to +2.5 against -0.0707 approx. -2.5 to +2.5 in Turkey, a difference of 0.0334 approx. -2.5 to +2.5.

The two have swapped places 5 times across 21 shared years of data; in 2004 it was Turkey ahead.

Tonga ranks 104th and Turkey ranks 107th of 205 countries.

Turkey has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Tonga	Turkey	Difference	Ahead
2000s	-0.5258 approx. -2.5 to +2.5	0.1272 approx. -2.5 to +2.5	0.6531 approx. -2.5 to +2.5	Turkey
2010s	-0.1083 approx. -2.5 to +2.5	0.2838 approx. -2.5 to +2.5	0.3922 approx. -2.5 to +2.5	Turkey
2020s	-0.0567 approx. -2.5 to +2.5	-0.0227 approx. -2.5 to +2.5	0.0339 approx. -2.5 to +2.5	Turkey

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government effectiveness - governance estimate (approx. -2.5 to), Tonga or Turkey?: Tonga, at -0.0373 approx. -2.5 to +2.5 against -0.0707 approx. -2.5 to +2.5 in Turkey as of 2024.
What is the difference in government effectiveness - governance estimate (approx. -2.5 to) between Tonga and Turkey?: 0.0334 approx. -2.5 to +2.5, with Tonga ahead.
How many years of comparable data are there for Tonga and Turkey?: 21 years are reported by both, from 2004 to 2024.
How do Tonga and Turkey rank globally for government effectiveness - governance estimate (approx. -2.5 to)?: Tonga ranks 104th and Turkey ranks 107th 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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Tonga vs Turkey: 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/tonga/turkiye/

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<a href="https://reference.statizoid.com/compare/government-effectiveness-governance-estimate-approx-2-5-to-2-5-gaps-filled/tonga/turkiye/">Tonga vs Turkey: 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.