How many years of comparable data are there for Congo and Iceland?

63 years are reported by both, from 1961 to 2023.

Where does this data come from?

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

Congo vs Iceland: Chickens, layers: Manure applied to soils … applied unit GDP leaches

Congo

0 kg per US$ of GDP

in 2023

Iceland

0 kg per US$ of GDP

in 2023

Congo rank

155th

Iceland rank

154th

Chickens, layers: Manure applied to soils … applied unit GDP leaches over time

Congo
Iceland

How they compare

Iceland currently reports 0 kg per US$ of GDP against 0 kg per US$ of GDP in Congo, a difference of 0 kg per US$ of GDP.

The two have swapped places 4 times across 63 shared years of data; in 1961 it was Iceland ahead.

Congo ranks 155th and Iceland ranks 154th of 167 countries.

Across the 7 decades both report, Congo averaged higher in 2 and Iceland in 5.

Head to head by decade

Decade	Congo	Iceland	Difference	Ahead
1960s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Iceland
1970s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Iceland
1980s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Iceland
1990s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Congo
2000s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Congo
2010s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Iceland
2020s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher chickens, layers — manure applied to soils that leaches (n content), Congo or Iceland?: Iceland, at 0 kg per US$ of GDP against 0 kg per US$ of GDP in Congo as of 2023.
What is the difference in chickens, layers — manure applied to soils that leaches (n content) between Congo and Iceland?: 0 kg per US$ of GDP, with Iceland ahead.
How many years of comparable data are there for Congo and Iceland?: 63 years are reported by both, from 1961 to 2023.
How do Congo and Iceland rank globally for chickens, layers — manure applied to soils that leaches (n content)?: Congo ranks 155th and Iceland ranks 154th of 167 countries.
Where does this data come from?: Statizoid (derived), published as Chickens, layers — Manure applied to soils that leaches (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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Congo vs Iceland: Chickens, layers — Manure applied to soils that leaches (N content). Statizoid, drawing on Statizoid (derived). Retrieved 11 October 2026, from https://environment.statizoid.com/compare/chickens-layers-manure-applied-to-soils-that-leaches-n-content-per-unit-of-gdp/congo-rep/iceland/

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<a href="https://environment.statizoid.com/compare/chickens-layers-manure-applied-to-soils-that-leaches-n-content-per-unit-of-gdp/congo-rep/iceland/">Congo vs Iceland: Chickens, layers — Manure applied to soils that leaches (N content)</a> — Statizoid

About this data

Indicator: Chickens, layers — Manure applied to soils that leaches (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 leaches (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.