How many years of comparable data are there for Iran, Islamic Republic of and Zambia?

22 years are reported by both, from 1971 to 2017.

Where does this data come from?

UNESCO Institute for Statistics, published as Government expenditure on pre-primary education as a percentage of GDP (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran, Islamic Republic of vs Zambia: Government expenditure on pre-primary education as a percentage of GDP

Iran, Islamic Republic of

0.0%

in 2022

Zambia

0.0%

in 2017

Iran, Islamic Republic of rank

145th

Zambia rank

142nd

Government expenditure on pre-primary education as a percentage of GDP over time

Iran, Islamic Republic of
Zambia

How they compare

Zambia currently reports 0.0% against 0.0% in Iran, Islamic Republic of, a difference of 0.0%.

That makes Zambia's figure about 2.1 times Iran, Islamic Republic of's.

The two have swapped places 4 times across 22 shared years of data; in 1971 it was Zambia ahead.

Iran, Islamic Republic of ranks 145th and Zambia ranks 142nd of 169 countries.

Across the 5 decades both report, Iran, Islamic Republic of averaged higher in 4 and Zambia in 1.

Head to head by decade

Decade	Iran, Islamic Republic of	Zambia	Difference	Ahead
1970s	0.0%	0.0%	0.0%	Iran, Islamic Republic of
1980s	0.1%	0.0%	0.1%	Iran, Islamic Republic of
1990s	0.0%	0.0%	0.0%	Iran, Islamic Republic of
2000s	0.0%	0.0%	0.0%	Iran, Islamic Republic of
2010s	0.0%	0.0%	0.0%	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government expenditure on pre-primary education as a percentage of gdp, Iran, Islamic Republic of or Zambia?: Zambia, at 0.0% against 0.0% in Iran, Islamic Republic of as of 2017.
What is the difference in government expenditure on pre-primary education as a percentage of gdp between Iran, Islamic Republic of and Zambia?: 0.0%, with Zambia ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Zambia?: 22 years are reported by both, from 1971 to 2017.
How do Iran, Islamic Republic of and Zambia rank globally for government expenditure on pre-primary education as a percentage of gdp?: Iran, Islamic Republic of ranks 145th and Zambia ranks 142nd of 169 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Government expenditure on pre-primary education as a percentage of GDP (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Zambia: Government expenditure on pre-primary education as a percentage of GDP. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 17 September 2026, from https://education.statizoid.com/compare/government-expenditure-on-pre-primary-education-as-a-percentage-of-gdp-percent/iran-islamic-rep/zambia/

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<a href="https://education.statizoid.com/compare/government-expenditure-on-pre-primary-education-as-a-percentage-of-gdp-percent/iran-islamic-rep/zambia/">Iran, Islamic Republic of vs Zambia: Government expenditure on pre-primary education as a percentage of GDP</a> — Statizoid

About this data

Indicator: Government expenditure on pre-primary education as a percentage of GDP (%)
Unit: %
Source: UNESCO Institute for Statistics
Licence: CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage: 169 places, 3,590 data points, 1970–2025
Last refreshed: 06 September 2026

February 2026 Data Release