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

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

Where does this data come from?

Statizoid (derived), published as Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand US$), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Madagascar vs Portugal: Roots and Tubers, Total — Gross Production Value (constant 2014-2016)

Madagascar

0.9878 1000 USD per square kilometre

in 2023

Portugal

0.9852 1000 USD per square kilometre

in 2023

Madagascar rank

81st

Portugal rank

82nd

Roots and Tubers, Total — Gross Production Value (constant 2014-2016) over time

Madagascar
Portugal

How they compare

Madagascar currently reports 0.9878 1000 USD per square kilometre against 0.9852 1000 USD per square kilometre in Portugal, a difference of 0.0026 1000 USD per square kilometre.

The two have swapped places 1 time across 63 shared years of data; in 1961 it was Portugal ahead.

Madagascar ranks 81st and Portugal ranks 82nd of 139 countries.

Portugal has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Madagascar	Portugal	Difference	Ahead
1960s	0.3687 1000 USD per square kilometre	4.07 1000 USD per square kilometre	3.7 1000 USD per square kilometre	Portugal
1970s	0.4356 1000 USD per square kilometre	4.37 1000 USD per square kilometre	3.93 1000 USD per square kilometre	Portugal
1980s	0.6443 1000 USD per square kilometre	4.28 1000 USD per square kilometre	3.64 1000 USD per square kilometre	Portugal
1990s	0.7576 1000 USD per square kilometre	4.09 1000 USD per square kilometre	3.33 1000 USD per square kilometre	Portugal
2000s	0.8662 1000 USD per square kilometre	2.32 1000 USD per square kilometre	1.45 1000 USD per square kilometre	Portugal
2010s	1.02 1000 USD per square kilometre	1.62 1000 USD per square kilometre	0.5955 1000 USD per square kilometre	Portugal
2020s	0.9911 1000 USD per square kilometre	1.11 1000 USD per square kilometre	0.121 1000 USD per square kilometre	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher roots and tubers, total — gross production value (constant 2014-2016), Madagascar or Portugal?: Madagascar, at 0.9878 1000 USD per square kilometre against 0.9852 1000 USD per square kilometre in Portugal as of 2023.
What is the difference in roots and tubers, total — gross production value (constant 2014-2016) between Madagascar and Portugal?: 0.0026 1000 USD per square kilometre, with Madagascar ahead.
How many years of comparable data are there for Madagascar and Portugal?: 63 years are reported by both, from 1961 to 2023.
How do Madagascar and Portugal rank globally for roots and tubers, total — gross production value (constant 2014-2016)?: Madagascar ranks 81st and Portugal ranks 82nd of 139 countries.
Where does this data come from?: Statizoid (derived), published as Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand US$), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Madagascar vs Portugal: Roots and Tubers, Total — Gross Production Value (constant 2014-2016). Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://agriculture.statizoid.com/compare/roots-and-tubers-total-gross-production-value-constant-2014-2016-thousand-us-per-square/madagascar/portugal/

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<a href="https://agriculture.statizoid.com/compare/roots-and-tubers-total-gross-production-value-constant-2014-2016-thousand-us-per-square/madagascar/portugal/">Madagascar vs Portugal: Roots and Tubers, Total — Gross Production Value (constant 2014-2016)</a> — Statizoid

About this data

Indicator: Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand US$), per square kilometre
Unit: 1000 USD per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 140 places, 7,839 data points, 1961–2023
Last refreshed: 23 September 2026

Roots and Tubers, Total — Gross Production Value (constant 2014-2016 thousand US$) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.