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

18 years are reported by both, from 2007 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.

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

Nauru

0.01 approx. -2.5 to +2.5

in 2024

Tonga

-0.0373 approx. -2.5 to +2.5

in 2024

Nauru rank

101st

Tonga rank

104th

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

Nauru
Tonga

How they compare

Nauru currently reports 0.01 approx. -2.5 to +2.5 against -0.0373 approx. -2.5 to +2.5 in Tonga, a difference of 0.0473 approx. -2.5 to +2.5.

The two have swapped places 8 times across 18 shared years of data; in 2007 it was Nauru ahead.

Nauru ranks 101st and Tonga ranks 104th of 205 countries.

Across the 3 decades both report, Nauru averaged higher in 2 and Tonga in 1.

Head to head by decade

Decade	Nauru	Tonga	Difference	Ahead
2000s	-0.37 approx. -2.5 to +2.5	-0.3913 approx. -2.5 to +2.5	0.0214 approx. -2.5 to +2.5	Nauru
2010s	-0.1175 approx. -2.5 to +2.5	-0.1083 approx. -2.5 to +2.5	0.0092 approx. -2.5 to +2.5	Tonga
2020s	-0.0328 approx. -2.5 to +2.5	-0.0567 approx. -2.5 to +2.5	0.0239 approx. -2.5 to +2.5	Nauru

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government effectiveness - governance estimate (approx. -2.5 to), Nauru or Tonga?: Nauru, at 0.01 approx. -2.5 to +2.5 against -0.0373 approx. -2.5 to +2.5 in Tonga as of 2024.
What is the difference in government effectiveness - governance estimate (approx. -2.5 to) between Nauru and Tonga?: 0.0473 approx. -2.5 to +2.5, with Nauru ahead.
How many years of comparable data are there for Nauru and Tonga?: 18 years are reported by both, from 2007 to 2024.
How do Nauru and Tonga rank globally for government effectiveness - governance estimate (approx. -2.5 to)?: Nauru ranks 101st and Tonga ranks 104th 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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Nauru vs Tonga: 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/naoero/tonga/

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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.