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

17 years are reported by both, from 2008 to 2024.

Where does this data come from?

Statizoid (derived), published as Control of Corruption - Governance estimate (approx. -2.5 to +2.5), annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nauru vs Tanzania: Control of Corruption - Governance estimate (approx. -2.5 to +2.5)

Nauru

13.98 % change on previous year

in 2024

Tanzania

15.06 % change on previous year

in 2024

Nauru rank

30th

Tanzania rank

27th

Control of Corruption - Governance estimate (approx. -2.5 to +2.5) over time

Nauru
Tanzania

How they compare

Tanzania currently reports 15.06 % change on previous year against 13.98 % change on previous year in Nauru, a difference of 1.08 % change on previous year.

That makes Tanzania's figure about 1.1 times Nauru's.

The two have swapped places 5 times across 17 shared years of data; in 2008 it was Nauru ahead.

Nauru ranks 30th and Tanzania ranks 27th of 205 countries.

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

Head to head by decade

Decade	Nauru	Tanzania	Difference	Ahead
2000s	1.93 % change on previous year	-9.46 % change on previous year	11.4 % change on previous year	Nauru
2010s	6.63 % change on previous year	1.41 % change on previous year	5.22 % change on previous year	Nauru
2020s	2.57 % change on previous year	-2.34 % change on previous year	4.91 % change on previous year	Nauru

Averages of every year both report within each decade.

Frequently asked questions

Which has higher control of corruption - governance estimate (approx. -2.5 to +2.5), Nauru or Tanzania?: Tanzania, at 15.06 % change on previous year against 13.98 % change on previous year in Nauru as of 2024.
What is the difference in control of corruption - governance estimate (approx. -2.5 to +2.5) between Nauru and Tanzania?: 1.08 % change on previous year, with Tanzania ahead.
How many years of comparable data are there for Nauru and Tanzania?: 17 years are reported by both, from 2008 to 2024.
How do Nauru and Tanzania rank globally for control of corruption - governance estimate (approx. -2.5 to +2.5)?: Nauru ranks 30th and Tanzania ranks 27th of 205 countries.
Where does this data come from?: Statizoid (derived), published as Control of Corruption - Governance estimate (approx. -2.5 to +2.5), annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Nauru vs Tanzania: Control of Corruption - Governance estimate (approx. -2.5 to +2.5). Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://reference.statizoid.com/compare/control-of-corruption-governance-estimate-approx-2-5-to-2-5-annual-growth-rate/naoero/tanzania/

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<a href="https://reference.statizoid.com/compare/control-of-corruption-governance-estimate-approx-2-5-to-2-5-annual-growth-rate/naoero/tanzania/">Nauru vs Tanzania: Control of Corruption - Governance estimate (approx. -2.5 to +2.5)</a> — Statizoid

About this data

Indicator: Control of Corruption - Governance estimate (approx. -2.5 to +2.5), annual growth rate
Unit: % change on previous year
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 205 places, 4,410 data points, 2003–2024
Last refreshed: 23 September 2026

The year-on-year percentage change in Control of Corruption - Governance estimate (approx. -2.5 to +2.5). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.