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

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

Where does this data come from?

Statizoid (derived), published as Chickens, layers — Manure applied to soils that volatilises (N content), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Romania vs Yemen: Chickens, layers: Manure applied … applied unit GDP volatilises

Romania

0 kg per US$ of GDP

in 2023

Yemen

0 kg per US$ of GDP

in 2018

Romania rank

34th

Yemen rank

33rd

Chickens, layers: Manure applied … applied unit GDP volatilises over time

Romania
Yemen

How they compare

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

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

Romania ranks 34th and Yemen ranks 33rd of 167 countries.

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

Head to head by decade

Decade	Romania	Yemen	Difference	Ahead
1990s	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	0.0001 kg per US$ of GDP	Romania
2000s	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Romania
2010s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Romania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher chickens, layers — manure applied to soils that volatilises (n), Romania or Yemen?: Yemen, at 0 kg per US$ of GDP against 0 kg per US$ of GDP in Romania as of 2018.
What is the difference in chickens, layers — manure applied to soils that volatilises (n) between Romania and Yemen?: 0 kg per US$ of GDP, with Yemen ahead.
How many years of comparable data are there for Romania and Yemen?: 29 years are reported by both, from 1990 to 2018.
How do Romania and Yemen rank globally for chickens, layers — manure applied to soils that volatilises (n)?: Romania ranks 34th and Yemen ranks 33rd of 167 countries.
Where does this data come from?: Statizoid (derived), published as Chickens, layers — Manure applied to soils that volatilises (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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Romania vs Yemen: Chickens, layers — Manure applied to soils that volatilises (N). Statizoid, drawing on Statizoid (derived). Retrieved 11 October 2026, from https://environment.statizoid.com/compare/chickens-layers-manure-applied-to-soils-that-volatilises-n-content-per-unit-of-gdp/romania/yemen-rep/

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<a href="https://environment.statizoid.com/compare/chickens-layers-manure-applied-to-soils-that-volatilises-n-content-per-unit-of-gdp/romania/yemen-rep/">Romania vs Yemen: Chickens, layers — Manure applied to soils that volatilises (N)</a> — Statizoid

About this data

Indicator: Chickens, layers — Manure applied to soils that volatilises (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: 09 October 2026

Chickens, layers — Manure applied to soils that volatilises (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.