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

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

Where does this data come from?

Statizoid (derived), published as Chickens, broilers — Manure left on pasture that volatilises (N content), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Portugal vs Tonga: Chickens, broilers: Manure left on pasture … left capita volatilises

Portugal

0.0059 kg per person

in 2020

Tonga

0.0054 kg per person

in 2023

Portugal rank

118th

Tonga rank

119th

Chickens, broilers: Manure left on pasture … left capita volatilises over time

Portugal
Tonga

How they compare

Portugal currently reports 0.0059 kg per person against 0.0054 kg per person in Tonga, a difference of 0.0005 kg per person.

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

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

Portugal ranks 118th and Tonga ranks 119th of 168 countries.

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

Head to head by decade

Decade	Portugal	Tonga	Difference	Ahead
1960s	0.0012 kg per person	0.0014 kg per person	0.0002 kg per person	Tonga
1970s	0.0019 kg per person	0.0013 kg per person	0.0006 kg per person	Portugal
1980s	0.0017 kg per person	0.0033 kg per person	0.0016 kg per person	Tonga
1990s	0.0028 kg per person	0.0039 kg per person	0.0011 kg per person	Tonga
2000s	0.0041 kg per person	0.0048 kg per person	0.0007 kg per person	Tonga
2010s	0.0034 kg per person	0.0052 kg per person	0.0018 kg per person	Tonga
2020s	0.0059 kg per person	0.0053 kg per person	0.0006 kg per person	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher chickens, broilers — manure left on pasture that volatilises (n), Portugal or Tonga?: Portugal, at 0.0059 kg per person against 0.0054 kg per person in Tonga as of 2020.
What is the difference in chickens, broilers — manure left on pasture that volatilises (n) between Portugal and Tonga?: 0.0005 kg per person, with Portugal ahead.
How many years of comparable data are there for Portugal and Tonga?: 58 years are reported by both, from 1961 to 2020.
How do Portugal and Tonga rank globally for chickens, broilers — manure left on pasture that volatilises (n)?: Portugal ranks 118th and Tonga ranks 119th of 168 countries.
Where does this data come from?: Statizoid (derived), published as Chickens, broilers — Manure left on pasture that volatilises (N content), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs Tonga: Chickens, broilers — Manure left on pasture that volatilises (N). Statizoid, drawing on Statizoid (derived). Retrieved 10 October 2026, from https://environment.statizoid.com/compare/chickens-broilers-manure-left-on-pasture-that-volatilises-n-content-per-capita/portugal/tonga/

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<a href="https://environment.statizoid.com/compare/chickens-broilers-manure-left-on-pasture-that-volatilises-n-content-per-capita/portugal/tonga/">Portugal vs Tonga: Chickens, broilers — Manure left on pasture that volatilises (N)</a> — Statizoid

About this data

Indicator: Chickens, broilers — Manure left on pasture that volatilises (N content), per capita
Unit: kg per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 170 places, 9,696 data points, 1961–2023
Last refreshed: 10 October 2026

Chickens, broilers — Manure left on pasture that volatilises (N content) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.