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

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

Where does this data come from?

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

Italy vs Portugal: Maize (corn) — Crop residues (Indirect emissions N2O), per unit of GDP

Italy

0 kt per US$ of GDP

in 2023

Portugal

0 kt per US$ of GDP

in 2023

Italy rank

90th

Portugal rank

87th

Maize (corn) — Crop residues (Indirect emissions N2O), per unit of GDP over time

Italy
Portugal

How they compare

Portugal currently reports 0 kt per US$ of GDP against 0 kt per US$ of GDP in Italy, a difference of 0 kt per US$ of GDP.

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

The two have swapped places 10 times across 63 shared years of data; in 1961 it was Portugal ahead.

Italy ranks 90th and Portugal ranks 87th of 144 countries.

Across the 7 decades both report, Italy averaged higher in 2 and Portugal in 5.

Head to head by decade

Decade	Italy	Portugal	Difference	Ahead
1960s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Portugal
1970s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Portugal
1980s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Portugal
1990s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Portugal
2000s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Italy
2010s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Italy
2020s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher maize (corn) — crop residues (indirect emissions n2o), per unit of gdp, Italy or Portugal?: Portugal, at 0 kt per US$ of GDP against 0 kt per US$ of GDP in Italy as of 2023.
What is the difference in maize (corn) — crop residues (indirect emissions n2o), per unit of gdp between Italy and Portugal?: 0 kt per US$ of GDP, with Portugal ahead.
How many years of comparable data are there for Italy and Portugal?: 63 years are reported by both, from 1961 to 2023.
How do Italy and Portugal rank globally for maize (corn) — crop residues (indirect emissions n2o), per unit of gdp?: Italy ranks 90th and Portugal ranks 87th of 144 countries.
Where does this data come from?: Statizoid (derived), published as Maize (corn) — 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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Italy vs Portugal: Maize (corn) — Crop residues (Indirect emissions N2O), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://climate.statizoid.com/compare/maize-corn-crop-residues-indirect-emissions-n2o-per-unit-of-gdp/italy/portugal/

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<a href="https://climate.statizoid.com/compare/maize-corn-crop-residues-indirect-emissions-n2o-per-unit-of-gdp/italy/portugal/">Italy vs Portugal: Maize (corn) — Crop residues (Indirect emissions N2O), per unit of GDP</a> — Statizoid

About this data

Indicator: Maize (corn) — 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: 146 places, 7,606 data points, 1961–2023
Last refreshed: 12 September 2026

Maize (corn) — 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.