How many years of comparable data are there for Sub-Saharan Africa and Tonga?

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

Where does this data come from?

Statizoid (derived), published as Swine, breeding — 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.

Sub-Saharan Africa vs Tonga: Swine, breeding — Manure applied to soils (N content), per unit of GDP

Sub-Saharan Africa

0 kg per US$ of GDP

in 2023

Tonga

0.0002 kg per US$ of GDP

in 2023

Sub-Saharan Africa rank

1st

Tonga rank

4th

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

Sub-Saharan Africa
Tonga

How they compare

Tonga currently reports 0.0002 kg per US$ of GDP against 0 kg per US$ of GDP in Sub-Saharan Africa, a difference of 0.0002 kg per US$ of GDP.

That makes Tonga's figure about 18.9 times Sub-Saharan Africa's.

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

Sub-Saharan Africa ranks 1st and Tonga ranks 4th of 2 groups.

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

Head to head by decade

Decade	Sub-Saharan Africa	Tonga	Difference	Ahead
1970s	0 kg per US$ of GDP	0.0037 kg per US$ of GDP	0.0036 kg per US$ of GDP	Tonga
1980s	0 kg per US$ of GDP	0.0024 kg per US$ of GDP	0.0024 kg per US$ of GDP	Tonga
1990s	0 kg per US$ of GDP	0.0009 kg per US$ of GDP	0.0009 kg per US$ of GDP	Tonga
2000s	0 kg per US$ of GDP	0.0006 kg per US$ of GDP	0.0006 kg per US$ of GDP	Tonga
2010s	0 kg per US$ of GDP	0.0003 kg per US$ of GDP	0.0003 kg per US$ of GDP	Tonga
2020s	0 kg per US$ of GDP	0.0003 kg per US$ of GDP	0.0003 kg per US$ of GDP	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher swine, breeding — manure applied to soils (n content), per unit of gdp, Sub-Saharan Africa or Tonga?: Tonga, at 0.0002 kg per US$ of GDP against 0 kg per US$ of GDP in Sub-Saharan Africa as of 2023.
What is the difference in swine, breeding — manure applied to soils (n content), per unit of gdp between Sub-Saharan Africa and Tonga?: 0.0002 kg per US$ of GDP, with Tonga ahead.
How many years of comparable data are there for Sub-Saharan Africa and Tonga?: 49 years are reported by both, from 1975 to 2023.
How do Sub-Saharan Africa and Tonga rank globally for swine, breeding — manure applied to soils (n content), per unit of gdp?: Sub-Saharan Africa ranks 1st and Tonga ranks 4th of 2 groups.
Where does this data come from?: Statizoid (derived), published as Swine, breeding — 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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Sub-Saharan Africa vs Tonga: Swine, breeding — 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/swine-breeding-manure-applied-to-soils-n-content-per-unit-of-gdp/sub-saharan-africa/tonga/

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<a href="https://environment.statizoid.com/compare/swine-breeding-manure-applied-to-soils-n-content-per-unit-of-gdp/sub-saharan-africa/tonga/">Sub-Saharan Africa vs Tonga: Swine, breeding — Manure applied to soils (N content), per unit of GDP</a> — Statizoid

About this data

Indicator: Swine, breeding — 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: 151 places, 8,190 data points, 1961–2023
Last refreshed: 29 September 2026

Swine, breeding — 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.