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

22 years are reported by both, from 2003 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.

Samoa vs Zambia: Control of Corruption - Governance estimate (approx. -2.5 to +2.5)

Samoa

-15.97 % change on previous year

in 2024

Zambia

-14.75 % change on previous year

in 2024

Samoa rank

179th

Zambia rank

176th

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

Samoa
Zambia

How they compare

Zambia currently reports -14.75 % change on previous year against -15.97 % change on previous year in Samoa, a difference of 1.22 % change on previous year.

The two have swapped places 10 times across 22 shared years of data; in 2003 it was Zambia ahead.

Samoa ranks 179th and Zambia ranks 176th of 205 countries.

Across the 3 decades both report, Samoa averaged higher in 2 and Zambia in 1.

Head to head by decade

Decade	Samoa	Zambia	Difference	Ahead
2000s	13.93 % change on previous year	11.72 % change on previous year	2.21 % change on previous year	Samoa
2010s	21.9 % change on previous year	-8.88 % change on previous year	30.77 % change on previous year	Samoa
2020s	3.15 % change on previous year	4.29 % change on previous year	1.14 % change on previous year	Zambia

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), Samoa or Zambia?: Zambia, at -14.75 % change on previous year against -15.97 % change on previous year in Samoa as of 2024.
What is the difference in control of corruption - governance estimate (approx. -2.5 to +2.5) between Samoa and Zambia?: 1.22 % change on previous year, with Zambia ahead.
How many years of comparable data are there for Samoa and Zambia?: 22 years are reported by both, from 2003 to 2024.
How do Samoa and Zambia rank globally for control of corruption - governance estimate (approx. -2.5 to +2.5)?: Samoa ranks 179th and Zambia ranks 176th 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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Samoa vs Zambia: 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/samoa/zambia/

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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/samoa/zambia/">Samoa vs Zambia: 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.