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

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

Where does this data come from?

Statizoid (derived), published as Maize (corn) — Burning crop residues (Emissions CH4), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iraq vs Portugal: Maize (corn) — Burning crop residues (Emissions CH4), per unit of GDP

Iraq

0 kt per US$ of GDP

in 2023

Portugal

0 kt per US$ of GDP

in 2023

Iraq rank

97th

Portugal rank

99th

Maize (corn) — Burning crop residues (Emissions CH4), per unit of GDP over time

Iraq
Portugal

How they compare

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

That makes Iraq's figure about 1.3 times Portugal's.

The two have swapped places 5 times across 63 shared years of data; in 1961 it was Portugal ahead.

Iraq ranks 97th and Portugal ranks 99th of 148 countries.

Across the 7 decades both report, Iraq averaged higher in 4 and Portugal in 3.

Head to head by decade

Decade	Iraq	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	Iraq
2000s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Iraq
2010s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Iraq
2020s	0 kt per US$ of GDP	0 kt per US$ of GDP	0 kt per US$ of GDP	Iraq

Averages of every year both report within each decade.

Frequently asked questions

Which has higher maize (corn) — burning crop residues (emissions ch4), per unit of gdp, Iraq or Portugal?: Iraq, at 0 kt per US$ of GDP against 0 kt per US$ of GDP in Portugal as of 2023.
What is the difference in maize (corn) — burning crop residues (emissions ch4), per unit of gdp between Iraq and Portugal?: 0 kt per US$ of GDP, with Iraq ahead.
How many years of comparable data are there for Iraq and Portugal?: 63 years are reported by both, from 1961 to 2023.
How do Iraq and Portugal rank globally for maize (corn) — burning crop residues (emissions ch4), per unit of gdp?: Iraq ranks 97th and Portugal ranks 99th of 148 countries.
Where does this data come from?: Statizoid (derived), published as Maize (corn) — Burning crop residues (Emissions CH4), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iraq vs Portugal: Maize (corn) — Burning crop residues (Emissions CH4), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://climate.statizoid.com/compare/maize-corn-burning-crop-residues-emissions-ch4-per-unit-of-gdp/iraq/portugal/

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<a href="https://climate.statizoid.com/compare/maize-corn-burning-crop-residues-emissions-ch4-per-unit-of-gdp/iraq/portugal/">Iraq vs Portugal: Maize (corn) — Burning crop residues (Emissions CH4), per unit of GDP</a> — Statizoid

About this data

Indicator: Maize (corn) — Burning crop residues (Emissions CH4), 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: 150 places, 7,664 data points, 1961–2023
Last refreshed: 12 September 2026

Maize (corn) — Burning crop residues (Emissions CH4) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.