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

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

Where does this data come from?

Statizoid (derived), published as All Crops — Crop residues (Indirect emissions N2O), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Niger vs Sierra Leone: All Crops — Crop residues (Indirect emissions N2O), per unit of GDP

Niger

0 kt per US$ of GDP

in 2023

Sierra Leone

0 kt per US$ of GDP

in 2023

Niger rank

3rd

Sierra Leone rank

6th

All Crops — Crop residues (Indirect emissions N2O), per unit of GDP over time

Niger
Sierra Leone

How they compare

Niger currently reports 0 kt per US$ of GDP against 0 kt per US$ of GDP in Sierra Leone, a difference of 0 kt per US$ of GDP.

That makes Niger's figure about 1.2 times Sierra Leone's.

The two have swapped places 8 times across 63 shared years of data; in 1961 it was Niger ahead.

Niger ranks 3rd and Sierra Leone ranks 6th of 161 countries.

Niger has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Niger	Sierra Leone	Difference	Ahead
1960s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger
1970s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger
1980s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger
1990s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger
2000s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger
2010s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger
2020s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Niger

Averages of every year both report within each decade.

Frequently asked questions

Which has higher all crops — crop residues (indirect emissions n2o), per unit of gdp, Niger or Sierra Leone?: Niger, at 0 kt per US$ of GDP against 0 kt per US$ of GDP in Sierra Leone as of 2023.
What is the difference in all crops — crop residues (indirect emissions n2o), per unit of gdp between Niger and Sierra Leone?: 0 kt per US$ of GDP, with Niger ahead.
How many years of comparable data are there for Niger and Sierra Leone?: 63 years are reported by both, from 1961 to 2023.
How do Niger and Sierra Leone rank globally for all crops — crop residues (indirect emissions n2o), per unit of gdp?: Niger ranks 3rd and Sierra Leone ranks 6th of 161 countries.
Where does this data come from?: Statizoid (derived), published as All Crops — Crop residues (Indirect emissions N2O), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Niger vs Sierra Leone: All Crops — Crop residues (Indirect emissions N2O), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://climate.statizoid.com/compare/all-crops-crop-residues-indirect-emissions-n2o-per-unit-of-gdp/niger/sierra-leone/

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<a href="https://climate.statizoid.com/compare/all-crops-crop-residues-indirect-emissions-n2o-per-unit-of-gdp/niger/sierra-leone/">Niger vs Sierra Leone: All Crops — Crop residues (Indirect emissions N2O), per unit of GDP</a> — Statizoid

About this data

Indicator: All Crops — Crop residues (Indirect emissions N2O), per unit of GDP
Unit: kt per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 163 places, 8,731 data points, 1961–2023
Last refreshed: 09 September 2026

All Crops — Crop residues (Indirect emissions N2O) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.