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

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

Where does this data come from?

Statizoid (derived), published as Maize (corn) — Crop residues (N content), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Congo vs Niger: Maize (corn) — Crop residues (N content), per unit of GDP

Congo

0 kg per US$ of GDP

in 2023

Niger

0 kg per US$ of GDP

in 2023

Congo rank

99th

Niger rank

98th

Maize (corn) — Crop residues (N content), per unit of GDP over time

Congo
Niger

How they compare

Niger 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.

That makes Niger's figure about 1.1 times Congo's.

The two have swapped places 7 times across 63 shared years of data; in 1961 it was Congo ahead.

Congo ranks 99th and Niger ranks 98th of 144 countries.

Across the 7 decades both report, Congo averaged higher in 6 and Niger in 1.

Head to head by decade

Decade	Congo	Niger	Difference	Ahead
1960s	0.0003 kg per US$ of GDP	0.0001 kg per US$ of GDP	0.0002 kg per US$ of GDP	Congo
1970s	0.0002 kg per US$ of GDP	0.0001 kg per US$ of GDP	0.0002 kg per US$ of GDP	Congo
1980s	0.0001 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Congo
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	Niger
2020s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher maize (corn) — crop residues (n content), per unit of gdp, Congo or Niger?: Niger, at 0 kg per US$ of GDP against 0 kg per US$ of GDP in Congo as of 2023.
What is the difference in maize (corn) — crop residues (n content), per unit of gdp between Congo and Niger?: 0 kg per US$ of GDP, with Niger ahead.
How many years of comparable data are there for Congo and Niger?: 63 years are reported by both, from 1961 to 2023.
How do Congo and Niger rank globally for maize (corn) — crop residues (n content), per unit of gdp?: Congo ranks 99th and Niger ranks 98th of 144 countries.
Where does this data come from?: Statizoid (derived), published as Maize (corn) — Crop residues (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 Niger: Maize (corn) — Crop residues (N content), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://climate.statizoid.com/compare/maize-corn-crop-residues-n-content-per-unit-of-gdp/congo-rep/niger/

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<a href="https://climate.statizoid.com/compare/maize-corn-crop-residues-n-content-per-unit-of-gdp/congo-rep/niger/">Congo vs Niger: Maize (corn) — Crop residues (N content), per unit of GDP</a> — Statizoid

About this data

Indicator: Maize (corn) — Crop residues (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: 146 places, 7,606 data points, 1961–2023
Last refreshed: 13 September 2026

Maize (corn) — Crop residues (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.