What is the difference in government effectiveness between Tanzania, United Republic of and Zimbabwe?

0 number of surveys/polls, with Tanzania, United Republic of ahead.

How many years of comparable data are there for Tanzania, United Republic of and Zimbabwe?

13 years are reported by both, from 1996 to 2011.

Where does this data come from?

World Bank Institute, published as Government Effectiveness (number of surveys/polls). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Tanzania, United Republic of vs Zimbabwe: Government Effectiveness

Tanzania, United Republic of

11 number of surveys/polls

in 2011

Zimbabwe

11 number of surveys/polls

in 2011

Tanzania, United Republic of rank

2nd

Zimbabwe rank

2nd

Government Effectiveness over time

Tanzania, United Republic of
Zimbabwe

How they compare

Tanzania, United Republic of currently reports 11 number of surveys/polls against 11 number of surveys/polls in Zimbabwe, a difference of 0 number of surveys/polls.

Across all 13 years both countries report, Zimbabwe has been ahead every year.

Tanzania, United Republic of ranks 2nd and Zimbabwe ranks 2nd of 53 countries.

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

Head to head by decade

Decade	Tanzania, United Republic of	Zimbabwe	Difference	Ahead
1990s	4 number of surveys/polls	5 number of surveys/polls	1 number of surveys/polls	Zimbabwe
2000s	8.78 number of surveys/polls	9.33 number of surveys/polls	0.5556 number of surveys/polls	Zimbabwe
2010s	11 number of surveys/polls	11 number of surveys/polls	0 number of surveys/polls	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government effectiveness, Tanzania, United Republic of or Zimbabwe?: Tanzania, United Republic of, at 11 number of surveys/polls against 11 number of surveys/polls in Zimbabwe as of 2011.
What is the difference in government effectiveness between Tanzania, United Republic of and Zimbabwe?: 0 number of surveys/polls, with Tanzania, United Republic of ahead.
How many years of comparable data are there for Tanzania, United Republic of and Zimbabwe?: 13 years are reported by both, from 1996 to 2011.
How do Tanzania, United Republic of and Zimbabwe rank globally for government effectiveness?: Tanzania, United Republic of ranks 2nd and Zimbabwe ranks 2nd of 53 countries.
Where does this data come from?: World Bank Institute, published as Government Effectiveness (number of surveys/polls). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tanzania, United Republic of vs Zimbabwe: Government Effectiveness. Statizoid, drawing on World Bank Institute. Retrieved 24 August 2026, from https://reference.statizoid.com/compare/government-effectiveness-number-of-surveys-polls/tanzania/zimbabwe/

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About this data

Indicator: Government Effectiveness (number of surveys/polls)
Unit: number of surveys/polls
Source: World Bank Institute
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 53 places, 688 data points, 1996–2011
Last refreshed: 21 August 2026

See definition GV.GOVT.EF.ES. This is the number of surveys/polls used to derive the GV.GOVT.EF.ES.