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

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

Where does this data come from?

Statizoid (derived), published as All Animals — 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.

Sierra Leone vs Tonga: All Animals — Manure applied to soils (N content), per unit of GDP

Sierra Leone

0.0011 kg per US$ of GDP

in 2023

Tonga

0.0012 kg per US$ of GDP

in 2023

Sierra Leone rank

33rd

Tonga rank

30th

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

Sierra Leone
Tonga

How they compare

Tonga currently reports 0.0012 kg per US$ of GDP against 0.0011 kg per US$ of GDP in Sierra Leone, a difference of 0.0001 kg per US$ of GDP.

Across all 49 years both countries report, Tonga has been ahead every year.

Sierra Leone ranks 33rd and Tonga ranks 30th of 169 countries.

Tonga has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Sierra Leone	Tonga	Difference	Ahead
1970s	0.0018 kg per US$ of GDP	0.0153 kg per US$ of GDP	0.0136 kg per US$ of GDP	Tonga
1980s	0.0019 kg per US$ of GDP	0.0102 kg per US$ of GDP	0.0083 kg per US$ of GDP	Tonga
1990s	0.0027 kg per US$ of GDP	0.004 kg per US$ of GDP	0.0013 kg per US$ of GDP	Tonga
2000s	0.0008 kg per US$ of GDP	0.0028 kg per US$ of GDP	0.002 kg per US$ of GDP	Tonga
2010s	0.0008 kg per US$ of GDP	0.0015 kg per US$ of GDP	0.0008 kg per US$ of GDP	Tonga
2020s	0.0011 kg per US$ of GDP	0.0013 kg per US$ of GDP	0.0002 kg per US$ of GDP	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher all animals — manure applied to soils (n content), per unit of gdp, Sierra Leone or Tonga?: Tonga, at 0.0012 kg per US$ of GDP against 0.0011 kg per US$ of GDP in Sierra Leone as of 2023.
What is the difference in all animals — manure applied to soils (n content), per unit of gdp between Sierra Leone and Tonga?: 0.0001 kg per US$ of GDP, with Tonga ahead.
How many years of comparable data are there for Sierra Leone and Tonga?: 49 years are reported by both, from 1975 to 2023.
How do Sierra Leone and Tonga rank globally for all animals — manure applied to soils (n content), per unit of gdp?: Sierra Leone ranks 33rd and Tonga ranks 30th of 169 countries.
Where does this data come from?: Statizoid (derived), published as All Animals — 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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Sierra Leone vs Tonga: All Animals — Manure applied to soils (N content), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 11 October 2026, from https://environment.statizoid.com/compare/all-animals-manure-applied-to-soils-n-content-per-unit-of-gdp/sierra-leone/tonga/

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<a href="https://environment.statizoid.com/compare/all-animals-manure-applied-to-soils-n-content-per-unit-of-gdp/sierra-leone/tonga/">Sierra Leone vs Tonga: All Animals — Manure applied to soils (N content), per unit of GDP</a> — Statizoid

About this data

Indicator: All Animals — 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: 171 places, 9,202 data points, 1961–2023
Last refreshed: 05 October 2026

All Animals — 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.