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

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

Where does this data come from?

Statizoid (derived), published as Voice and Accountability - 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.

Rwanda vs Tanzania: Voice and Accountability - Governance estimate (approx. -2.5 to)

Rwanda

-0.5889 approx. -2.5 to +2.5

in 2024

Tanzania

-0.645 approx. -2.5 to +2.5

in 2024

Rwanda rank

133rd

Tanzania rank

135th

Voice and Accountability - Governance estimate (approx. -2.5 to) over time

Rwanda
Tanzania

How they compare

Rwanda currently reports -0.5889 approx. -2.5 to +2.5 against -0.645 approx. -2.5 to +2.5 in Tanzania, a difference of 0.0561 approx. -2.5 to +2.5.

The two have swapped places 1 time across 29 shared years of data; in 1996 it was Tanzania ahead.

Rwanda ranks 133rd and Tanzania ranks 135th of 207 countries.

Across the 4 decades both report, Rwanda averaged higher in 1 and Tanzania in 3.

Head to head by decade

Decade	Rwanda	Tanzania	Difference	Ahead
1990s	-1.67 approx. -2.5 to +2.5	-0.8971 approx. -2.5 to +2.5	0.771 approx. -2.5 to +2.5	Tanzania
2000s	-1.24 approx. -2.5 to +2.5	-0.3879 approx. -2.5 to +2.5	0.8489 approx. -2.5 to +2.5	Tanzania
2010s	-0.8539 approx. -2.5 to +2.5	-0.2358 approx. -2.5 to +2.5	0.6181 approx. -2.5 to +2.5	Tanzania
2020s	-0.5816 approx. -2.5 to +2.5	-0.6528 approx. -2.5 to +2.5	0.0713 approx. -2.5 to +2.5	Rwanda

Averages of every year both report within each decade.

Frequently asked questions

Which has higher voice and accountability - governance estimate (approx. -2.5 to), Rwanda or Tanzania?: Rwanda, at -0.5889 approx. -2.5 to +2.5 against -0.645 approx. -2.5 to +2.5 in Tanzania as of 2024.
What is the difference in voice and accountability - governance estimate (approx. -2.5 to) between Rwanda and Tanzania?: 0.0561 approx. -2.5 to +2.5, with Rwanda ahead.
How many years of comparable data are there for Rwanda and Tanzania?: 29 years are reported by both, from 1996 to 2024.
How do Rwanda and Tanzania rank globally for voice and accountability - governance estimate (approx. -2.5 to)?: Rwanda ranks 133rd and Tanzania ranks 135th of 207 countries.
Where does this data come from?: Statizoid (derived), published as Voice and Accountability - 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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Rwanda vs Tanzania: Voice and Accountability - Governance estimate (approx. -2.5 to). Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://reference.statizoid.com/compare/voice-and-accountability-governance-estimate-approx-2-5-to-2-5-gaps-filled/rwanda/tanzania/

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<a href="https://reference.statizoid.com/compare/voice-and-accountability-governance-estimate-approx-2-5-to-2-5-gaps-filled/rwanda/tanzania/">Rwanda vs Tanzania: Voice and Accountability - Governance estimate (approx. -2.5 to)</a> — Statizoid

About this data

Indicator: Voice and Accountability - 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: 207 places, 5,882 data points, 1996–2024
Last refreshed: 23 September 2026

Voice and Accountability - Governance estimate (approx. -2.5 to +2.5) with 597 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.