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

31 years are reported by both, from 1994 to 2024.

Where does this data come from?

Statizoid (derived), published as Total trade in low carbon technology products, US dollar (World), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Portugal: Total trade in low carbon technology products, US dollar (World), per

Japan

0.0267 units per US$ of GDP

in 2024

Portugal

0.0277 units per US$ of GDP

in 2024

Japan rank

45th

Portugal rank

42nd

Total trade in low carbon technology products, US dollar (World), per over time

Japan
Portugal

How they compare

Portugal currently reports 0.0277 units per US$ of GDP against 0.0267 units per US$ of GDP in Japan, a difference of 0.001 units per US$ of GDP.

The two have swapped places 4 times across 31 shared years of data; in 1994 it was Portugal ahead.

Japan ranks 45th and Portugal ranks 42nd of 181 countries.

Across the 4 decades both report, Japan averaged higher in 1 and Portugal in 3.

Head to head by decade

Decade	Japan	Portugal	Difference	Ahead
1990s	0.0072 units per US$ of GDP	0.0088 units per US$ of GDP	0.0017 units per US$ of GDP	Portugal
2000s	0.0124 units per US$ of GDP	0.0117 units per US$ of GDP	0.0006 units per US$ of GDP	Japan
2010s	0.0161 units per US$ of GDP	0.0186 units per US$ of GDP	0.0024 units per US$ of GDP	Portugal
2020s	0.0229 units per US$ of GDP	0.0284 units per US$ of GDP	0.0055 units per US$ of GDP	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher total trade in low carbon technology products, us dollar (world), per, Japan or Portugal?: Portugal, at 0.0277 units per US$ of GDP against 0.0267 units per US$ of GDP in Japan as of 2024.
What is the difference in total trade in low carbon technology products, us dollar (world), per between Japan and Portugal?: 0.001 units per US$ of GDP, with Portugal ahead.
How many years of comparable data are there for Japan and Portugal?: 31 years are reported by both, from 1994 to 2024.
How do Japan and Portugal rank globally for total trade in low carbon technology products, us dollar (world), per?: Japan ranks 45th and Portugal ranks 42nd of 181 countries.
Where does this data come from?: Statizoid (derived), published as Total trade in low carbon technology products, US dollar (World), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Portugal: Total trade in low carbon technology products, US dollar (World), per. Statizoid, drawing on Statizoid (derived). Retrieved 15 September 2026, from https://trade.statizoid.com/compare/total-trade-in-low-carbon-technology-products-us-dollar-world-per-unit-of-gdp/japan/portugal/

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About this data

Indicator: Total trade in low carbon technology products, US dollar (World), per unit of GDP
Unit: units per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 182 places, 4,615 data points, 1994–2024
Last refreshed: 20 August 2026

Total trade in low carbon technology products, US dollar (World) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.