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

55 years are reported by both, from 1970 to 2024.

Where does this data come from?

Statizoid (derived), published as Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Sweden: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per unit

Japan

0 Mt CO2e per US$ of GDP

in 2024

Sweden

0 Mt CO2e per US$ of GDP

in 2024

Japan rank

181st

Sweden rank

179th

Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per unit over time

Japan
Sweden

How they compare

Sweden currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Japan, a difference of 0 Mt CO2e per US$ of GDP.

That makes Sweden's figure about 1.1 times Japan's.

The two have swapped places 1 time across 55 shared years of data; in 1970 it was Japan ahead.

Japan ranks 181st and Sweden ranks 179th of 200 countries.

Across the 6 decades both report, Japan averaged higher in 1 and Sweden in 5.

Head to head by decade

Decade	Japan	Sweden	Difference	Ahead
1970s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Japan
1980s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sweden
1990s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sweden
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sweden
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sweden
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Sweden

Averages of every year both report within each decade.

Frequently asked questions

Which has higher methane (ch4) emissions (total) excluding lulucf (mt co2e), per unit, Japan or Sweden?: Sweden, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Japan as of 2024.
What is the difference in methane (ch4) emissions (total) excluding lulucf (mt co2e), per unit between Japan and Sweden?: 0 Mt CO2e per US$ of GDP, with Sweden ahead.
How many years of comparable data are there for Japan and Sweden?: 55 years are reported by both, from 1970 to 2024.
How do Japan and Sweden rank globally for methane (ch4) emissions (total) excluding lulucf (mt co2e), per unit?: Japan ranks 181st and Sweden ranks 179th of 200 countries.
Where does this data come from?: Statizoid (derived), published as Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), 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 Sweden: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per unit. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/methane-ch4-emissions-total-excluding-lulucf-mt-co2e-per-unit-of-gdp/japan/sweden/

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<a href="https://environment.statizoid.com/compare/methane-ch4-emissions-total-excluding-lulucf-mt-co2e-per-unit-of-gdp/japan/sweden/">Japan vs Sweden: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per unit</a> — Statizoid

About this data

Indicator: Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP
Unit: Mt CO2e per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 247 places, 12,498 data points, 1970–2024
Last refreshed: 21 September 2026

Methane (CH4) emissions (total) excluding LULUCF (Mt CO2e) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.