How many years of comparable data are there for Brunei and Hong Kong?

55 years are reported by both, from 1965 to 2019.

Where does this data come from?

Statizoid (derived), published as Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric Fermentation, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Brunei vs Hong Kong: Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric

Brunei

0 units per US$ of GDP

in 2019

Hong Kong

0 units per US$ of GDP

in 2019

Brunei rank

184th

Hong Kong rank

186th

Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric over time

Brunei
Hong Kong

How they compare

Brunei currently reports 0 units per US$ of GDP against 0 units per US$ of GDP in Hong Kong, a difference of 0 units per US$ of GDP.

That makes Brunei's figure about 20.9 times Hong Kong's.

Across all 55 years both countries report, Brunei has been ahead every year.

Brunei ranks 184th and Hong Kong ranks 186th of 187 countries.

Brunei has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Brunei	Hong Kong	Difference	Ahead
1960s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Brunei
1970s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Brunei
1980s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Brunei
1990s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Brunei
2000s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Brunei
2010s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Brunei

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (co2eq) from ch4 (ar5) - enteric, Brunei or Hong Kong?: Brunei, at 0 units per US$ of GDP against 0 units per US$ of GDP in Hong Kong as of 2019.
What is the difference in emission totals - emissions (co2eq) from ch4 (ar5) - enteric between Brunei and Hong Kong?: 0 units per US$ of GDP, with Brunei ahead.
How many years of comparable data are there for Brunei and Hong Kong?: 55 years are reported by both, from 1965 to 2019.
How do Brunei and Hong Kong rank globally for emission totals - emissions (co2eq) from ch4 (ar5) - enteric?: Brunei ranks 184th and Hong Kong ranks 186th of 187 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric Fermentation, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Brunei vs Hong Kong: Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-from-ch4-ar5-enteric-fermentation-per-unit-of-gdp/brunei-darussalam/hong-kong-sar-china/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-from-ch4-ar5-enteric-fermentation-per-unit-of-gdp/brunei-darussalam/hong-kong-sar-china/">Brunei vs Hong Kong: Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric Fermentation, 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: 187 places, 9,308 data points, 1961–2019
Last refreshed: 31 August 2026

Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Enteric Fermentation divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.