How many years of comparable data are there for Portugal and Rwanda?

51 years are reported by both, from 1967 to 2019.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Portugal vs Rwanda: Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit

Portugal

0 units per US$ of GDP

in 2019

Rwanda

0 units per US$ of GDP

in 2019

Portugal rank

106th

Rwanda rank

108th

Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit over time

Portugal
Rwanda

How they compare

Portugal currently reports 0 units per US$ of GDP against 0 units per US$ of GDP in Rwanda, a difference of 0 units per US$ of GDP.

That makes Portugal's figure about 1.1 times Rwanda's.

The two have swapped places 6 times across 51 shared years of data; in 1967 it was Portugal ahead.

Portugal ranks 106th and Rwanda ranks 108th of 163 countries.

Across the 6 decades both report, Portugal averaged higher in 5 and Rwanda in 1.

Head to head by decade

Decade	Portugal	Rwanda	Difference	Ahead
1960s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Portugal
1970s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Portugal
1980s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Portugal
1990s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Portugal
2000s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Portugal
2010s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Rwanda

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (n2o) - synthetic fertilizers, per unit, Portugal or Rwanda?: Portugal, at 0 units per US$ of GDP against 0 units per US$ of GDP in Rwanda as of 2019.
What is the difference in emission totals - emissions (n2o) - synthetic fertilizers, per unit between Portugal and Rwanda?: 0 units per US$ of GDP, with Portugal ahead.
How many years of comparable data are there for Portugal and Rwanda?: 51 years are reported by both, from 1967 to 2019.
How do Portugal and Rwanda rank globally for emission totals - emissions (n2o) - synthetic fertilizers, per unit?: Portugal ranks 106th and Rwanda ranks 108th of 163 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs Rwanda: Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit. Statizoid, drawing on Statizoid (derived). Retrieved 11 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-n2o-synthetic-fertilizers-per-unit-of-gdp/portugal/rwanda/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-n2o-synthetic-fertilizers-per-unit-of-gdp/portugal/rwanda/">Portugal vs Rwanda: Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (N2O) - Synthetic Fertilizers, per unit of GDP
Unit: units per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 163 places, 7,668 data points, 1961–2019
Last refreshed: 11 September 2026

Emission Totals - Emissions (N2O) - Synthetic Fertilizers divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.