How many years of comparable data are there for Tonga and Tunisia?

49 years are reported by both, from 1975 to 2023.

Where does this data come from?

Statizoid (derived), published as Poultry Birds — 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.

Tonga vs Tunisia: Poultry Birds — Manure applied to soils that volatilises (N content)

Tonga

0 kg per US$ of GDP

in 2023

Tunisia

0.0001 kg per US$ of GDP

in 2023

Tonga rank

25th

Tunisia rank

22nd

Poultry Birds — Manure applied to soils that volatilises (N content) over time

Tonga
Tunisia

How they compare

Tunisia currently reports 0.0001 kg per US$ of GDP against 0 kg per US$ of GDP in Tonga, a difference of 0.0001 kg per US$ of GDP.

That makes Tunisia's figure about 1.1 times Tonga's.

The two have swapped places 3 times across 49 shared years of data; in 1975 it was Tonga ahead.

Tonga ranks 25th and Tunisia ranks 22nd of 167 countries.

Across the 6 decades both report, Tonga averaged higher in 5 and Tunisia in 1.

Head to head by decade

Decade	Tonga	Tunisia	Difference	Ahead
1970s	0.0003 kg per US$ of GDP	0.0001 kg per US$ of GDP	0.0003 kg per US$ of GDP	Tonga
1980s	0.0003 kg per US$ of GDP	0.0001 kg per US$ of GDP	0.0002 kg per US$ of GDP	Tonga
1990s	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	0.0001 kg per US$ of GDP	Tonga
2000s	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	0.0001 kg per US$ of GDP	Tonga
2010s	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Tonga
2020s	0 kg per US$ of GDP	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	Tunisia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher poultry birds — manure applied to soils that volatilises (n content), Tonga or Tunisia?: Tunisia, at 0.0001 kg per US$ of GDP against 0 kg per US$ of GDP in Tonga as of 2023.
What is the difference in poultry birds — manure applied to soils that volatilises (n content) between Tonga and Tunisia?: 0.0001 kg per US$ of GDP, with Tunisia ahead.
How many years of comparable data are there for Tonga and Tunisia?: 49 years are reported by both, from 1975 to 2023.
How do Tonga and Tunisia rank globally for poultry birds — manure applied to soils that volatilises (n content)?: Tonga ranks 25th and Tunisia ranks 22nd of 167 countries.
Where does this data come from?: Statizoid (derived), published as Poultry Birds — 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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Tonga vs Tunisia: Poultry Birds — Manure applied to soils that volatilises (N content). Statizoid, drawing on Statizoid (derived). Retrieved 02 October 2026, from https://environment.statizoid.com/compare/poultry-birds-manure-applied-to-soils-that-volatilises-n-content-per-unit-of-gdp/tonga/tunisia/

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<a href="https://environment.statizoid.com/compare/poultry-birds-manure-applied-to-soils-that-volatilises-n-content-per-unit-of-gdp/tonga/tunisia/">Tonga vs Tunisia: Poultry Birds — Manure applied to soils that volatilises (N content)</a> — Statizoid

About this data

Indicator: Poultry Birds — 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, 9,054 data points, 1961–2023
Last refreshed: 01 October 2026

Poultry Birds — 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.