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

29 years are reported by both, from 1990 to 2018.

Where does this data come from?

Statizoid (derived), published as Chickens, layers — Amount excreted in manure (N content), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Yemen vs Zambia: Chickens, layers: Amount excreted in manure (N content) … unit

Yemen

0.0002 kg per US$ of GDP

in 2018

Zambia

0.0002 kg per US$ of GDP

in 2023

Yemen rank

12th

Zambia rank

9th

Chickens, layers: Amount excreted in manure (N content) … unit over time

Yemen
Zambia

How they compare

Zambia currently reports 0.0002 kg per US$ of GDP against 0.0002 kg per US$ of GDP in Yemen, a difference of 0 kg per US$ of GDP.

That makes Zambia's figure about 1.1 times Yemen's.

Across all 29 years both countries report, Zambia has been ahead every year.

Yemen ranks 12th and Zambia ranks 9th of 167 countries.

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

Head to head by decade

Decade	Yemen	Zambia	Difference	Ahead
1990s	0.0002 kg per US$ of GDP	0.001 kg per US$ of GDP	0.0008 kg per US$ of GDP	Zambia
2000s	0.0002 kg per US$ of GDP	0.0007 kg per US$ of GDP	0.0005 kg per US$ of GDP	Zambia
2010s	0.0002 kg per US$ of GDP	0.0003 kg per US$ of GDP	0.0001 kg per US$ of GDP	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher chickens, layers — amount excreted in manure (n content), per unit of, Yemen or Zambia?: Zambia, at 0.0002 kg per US$ of GDP against 0.0002 kg per US$ of GDP in Yemen as of 2023.
What is the difference in chickens, layers — amount excreted in manure (n content), per unit of between Yemen and Zambia?: 0 kg per US$ of GDP, with Zambia ahead.
How many years of comparable data are there for Yemen and Zambia?: 29 years are reported by both, from 1990 to 2018.
How do Yemen and Zambia rank globally for chickens, layers — amount excreted in manure (n content), per unit of?: Yemen ranks 12th and Zambia ranks 9th of 167 countries.
Where does this data come from?: Statizoid (derived), published as Chickens, layers — Amount excreted in manure (N content), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Yemen vs Zambia: Chickens, layers — Amount excreted in manure (N content), per unit of. Statizoid, drawing on Statizoid (derived). Retrieved 10 October 2026, from https://environment.statizoid.com/compare/chickens-layers-amount-excreted-in-manure-n-content-per-unit-of-gdp/yemen-rep/zambia/

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<a href="https://environment.statizoid.com/compare/chickens-layers-amount-excreted-in-manure-n-content-per-unit-of-gdp/yemen-rep/zambia/">Yemen vs Zambia: Chickens, layers — Amount excreted in manure (N content), per unit of</a> — Statizoid

About this data

Indicator: Chickens, layers — Amount excreted in manure (N content), per unit of GDP
Unit: kg per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 169 places, 9,049 data points, 1961–2023
Last refreshed: 10 October 2026

Chickens, layers — Amount excreted in manure (N content) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.