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

62 years are reported by both, from 1961 to 2022.

Where does this data come from?

Statizoid (derived), published as Internal renewable freshwater resources by region, per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Viet Nam: Internal renewable freshwater resources by region, per capita

Bulgaria

0 units per person

in 2022

Viet Nam

0 units per person

in 2022

Bulgaria rank

78th

Viet Nam rank

75th

Internal renewable freshwater resources by region, per capita over time

Bulgaria
Viet Nam

How they compare

Viet Nam currently reports 0 units per person against 0 units per person in Bulgaria, a difference of 0 units per person.

That makes Viet Nam's figure about 1.1 times Bulgaria's.

Across all 62 years both countries report, Viet Nam has been ahead every year.

Bulgaria ranks 78th and Viet Nam ranks 75th of 183 countries.

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

Head to head by decade

Decade	Bulgaria	Viet Nam	Difference	Ahead
1960s	0 units per person	0 units per person	0 units per person	Viet Nam
1970s	0 units per person	0 units per person	0 units per person	Viet Nam
1980s	0 units per person	0 units per person	0 units per person	Viet Nam
1990s	0 units per person	0 units per person	0 units per person	Viet Nam
2000s	0 units per person	0 units per person	0 units per person	Viet Nam
2010s	0 units per person	0 units per person	0 units per person	Viet Nam
2020s	0 units per person	0 units per person	0 units per person	Viet Nam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher internal renewable freshwater resources by region, per capita, Bulgaria or Viet Nam?: Viet Nam, at 0 units per person against 0 units per person in Bulgaria as of 2022.
What is the difference in internal renewable freshwater resources by region, per capita between Bulgaria and Viet Nam?: 0 units per person, with Viet Nam ahead.
How many years of comparable data are there for Bulgaria and Viet Nam?: 62 years are reported by both, from 1961 to 2022.
How do Bulgaria and Viet Nam rank globally for internal renewable freshwater resources by region, per capita?: Bulgaria ranks 78th and Viet Nam ranks 75th of 183 countries.
Where does this data come from?: Statizoid (derived), published as Internal renewable freshwater resources by region, per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Viet Nam: Internal renewable freshwater resources by region, per capita. Statizoid, drawing on Statizoid (derived). Retrieved 04 September 2026, from https://energy.statizoid.com/compare/internal-renewable-freshwater-resources-by-region-per-capita/bulgaria/viet-nam/

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<a href="https://energy.statizoid.com/compare/internal-renewable-freshwater-resources-by-region-per-capita/bulgaria/viet-nam/">Bulgaria vs Viet Nam: Internal renewable freshwater resources by region, per capita</a> — Statizoid

About this data

Indicator: Internal renewable freshwater resources by region, per capita
Unit: units per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 183 places, 10,438 data points, 1961–2022
Last refreshed: 20 August 2026

Internal renewable freshwater resources by region divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.