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

58 years are reported by both, from 1961 to 2020.

Where does this data come from?

Statizoid (derived), published as Chickens, layers — Losses from manure treated (N content), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Italy vs Portugal: Chickens, layers: Losses from manure treated (N content) … unit

Italy

0 kg per US$ of GDP

in 2020

Portugal

0 kg per US$ of GDP

in 2020

Italy rank

36th

Portugal rank

33rd

Chickens, layers: Losses from manure treated (N content) … unit over time

Italy
Portugal

How they compare

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

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

The two have swapped places 10 times across 58 shared years of data; in 1961 it was Portugal ahead.

Italy ranks 36th and Portugal ranks 33rd of 167 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 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Portugal
1970s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Italy
1980s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Portugal
1990s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Portugal
2000s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Italy
2010s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Portugal
2020s	0 kg per US$ of GDP	0 kg per US$ of GDP	0 kg per US$ of GDP	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher chickens, layers — losses from manure treated (n content), per unit, Italy or Portugal?: Portugal, at 0 kg per US$ of GDP against 0 kg per US$ of GDP in Italy as of 2020.
What is the difference in chickens, layers — losses from manure treated (n content), per unit between Italy and Portugal?: 0 kg per US$ of GDP, with Portugal ahead.
How many years of comparable data are there for Italy and Portugal?: 58 years are reported by both, from 1961 to 2020.
How do Italy and Portugal rank globally for chickens, layers — losses from manure treated (n content), per unit?: Italy ranks 36th and Portugal ranks 33rd of 167 countries.
Where does this data come from?: Statizoid (derived), published as Chickens, layers — Losses from manure treated (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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Italy vs Portugal: Chickens, layers — Losses from manure treated (N content), per unit. Statizoid, drawing on Statizoid (derived). Retrieved 12 October 2026, from https://environment.statizoid.com/compare/chickens-layers-losses-from-manure-treated-n-content-per-unit-of-gdp/italy/portugal/

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<a href="https://environment.statizoid.com/compare/chickens-layers-losses-from-manure-treated-n-content-per-unit-of-gdp/italy/portugal/">Italy vs Portugal: Chickens, layers — Losses from manure treated (N content), per unit</a> — Statizoid

About this data

Indicator: Chickens, layers — Losses from manure treated (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: 169 places, 9,049 data points, 1961–2023
Last refreshed: 09 October 2026

Chickens, layers — Losses from manure treated (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.