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

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 (N content), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Senegal vs Tonga: Poultry Birds — Manure applied to soils (N content), per unit of GDP

Senegal

0.0002 kg per US$ of GDP

in 2023

Tonga

0.0002 kg per US$ of GDP

in 2023

Senegal rank

24th

Tonga rank

25th

Poultry Birds — Manure applied to soils (N content), per unit of GDP over time

Senegal
Tonga

How they compare

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

That makes Senegal'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.

Senegal ranks 24th and Tonga ranks 25th of 167 countries.

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

Head to head by decade

Decade	Senegal	Tonga	Difference	Ahead
1970s	0.0002 kg per US$ of GDP	0.0015 kg per US$ of GDP	0.0013 kg per US$ of GDP	Tonga
1980s	0.0002 kg per US$ of GDP	0.0013 kg per US$ of GDP	0.0011 kg per US$ of GDP	Tonga
1990s	0.0002 kg per US$ of GDP	0.0006 kg per US$ of GDP	0.0004 kg per US$ of GDP	Tonga
2000s	0.0002 kg per US$ of GDP	0.0005 kg per US$ of GDP	0.0003 kg per US$ of GDP	Tonga
2010s	0.0002 kg per US$ of GDP	0.0003 kg per US$ of GDP	0.0001 kg per US$ of GDP	Tonga
2020s	0.0003 kg per US$ of GDP	0.0002 kg per US$ of GDP	0 kg per US$ of GDP	Senegal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher poultry birds — manure applied to soils (n content), per unit of gdp, Senegal or Tonga?: Senegal, at 0.0002 kg per US$ of GDP against 0.0002 kg per US$ of GDP in Tonga as of 2023.
What is the difference in poultry birds — manure applied to soils (n content), per unit of gdp between Senegal and Tonga?: 0 kg per US$ of GDP, with Senegal ahead.
How many years of comparable data are there for Senegal and Tonga?: 49 years are reported by both, from 1975 to 2023.
How do Senegal and Tonga rank globally for poultry birds — manure applied to soils (n content), per unit of gdp?: Senegal ranks 24th and Tonga ranks 25th of 167 countries.
Where does this data come from?: Statizoid (derived), published as Poultry Birds — Manure applied to soils (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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Senegal vs Tonga: Poultry Birds — Manure applied to soils (N content), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 02 October 2026, from https://environment.statizoid.com/compare/poultry-birds-manure-applied-to-soils-n-content-per-unit-of-gdp/senegal/tonga/

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

About this data

Indicator: Poultry Birds — Manure applied to soils (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 (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.