How many years of comparable data are there for Sierra Leone and Viet Nam?

59 years are reported by both, from 1961 to 2019.

Where does this data come from?

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

Sierra Leone vs Viet Nam: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per

Sierra Leone

0.0001 units per person

in 2019

Viet Nam

0.0001 units per person

in 2019

Sierra Leone rank

136th

Viet Nam rank

137th

Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per over time

Sierra Leone
Viet Nam

How they compare

Sierra Leone currently reports 0.0001 units per person against 0.0001 units per person in Viet Nam, a difference of 0 units per person.

The two have swapped places 7 times across 59 shared years of data; in 1961 it was Viet Nam ahead.

Sierra Leone ranks 136th and Viet Nam ranks 137th of 189 countries.

Across the 6 decades both report, Sierra Leone averaged higher in 1 and Viet Nam in 5.

Head to head by decade

Decade	Sierra Leone	Viet Nam	Difference	Ahead
1960s	0.0001 units per person	0.0002 units per person	0.0001 units per person	Viet Nam
1970s	0.0001 units per person	0.0001 units per person	0 units per person	Viet Nam
1980s	0.0001 units per person	0.0001 units per person	0 units per person	Viet Nam
1990s	0.0001 units per person	0.0001 units per person	0 units per person	Viet Nam
2000s	0.0001 units per person	0.0002 units per person	0.0001 units per person	Viet Nam
2010s	0.0001 units per person	0.0001 units per person	0 units per person	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher emission totals - emissions (co2eq) (ar5) - enteric fermentation, per, Sierra Leone or Viet Nam?: Sierra Leone, at 0.0001 units per person against 0.0001 units per person in Viet Nam as of 2019.
What is the difference in emission totals - emissions (co2eq) (ar5) - enteric fermentation, per between Sierra Leone and Viet Nam?: 0 units per person, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Viet Nam?: 59 years are reported by both, from 1961 to 2019.
How do Sierra Leone and Viet Nam rank globally for emission totals - emissions (co2eq) (ar5) - enteric fermentation, per?: Sierra Leone ranks 136th and Viet Nam ranks 137th of 189 countries.
Where does this data come from?: Statizoid (derived), published as Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sierra Leone vs Viet Nam: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per. Statizoid, drawing on Statizoid (derived). Retrieved 02 September 2026, from https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-enteric-fermentation-per-capita/sierra-leone/viet-nam/

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<a href="https://reference.statizoid.com/compare/emission-totals-emissions-co2eq-ar5-enteric-fermentation-per-capita/sierra-leone/viet-nam/">Sierra Leone vs Viet Nam: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per</a> — Statizoid

About this data

Indicator: Emission Totals - Emissions (CO2eq) (AR5) - Enteric Fermentation, per capita
Unit: units per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 189 places, 10,097 data points, 1961–2019
Last refreshed: 02 September 2026

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