What is the difference in reported paralytic polio cases per million between Bulgaria and United States?

0 cases per million, with Bulgaria ahead.

How many years of comparable data are there for Bulgaria and United States?

44 years are reported by both, from 1980 to 2023.

Where does this data come from?

World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs United States: Reported paralytic polio cases per million

Bulgaria

0 cases per million

in 2023

United States

0 cases per million

in 2023

Bulgaria rank

26th

United States rank

26th

Reported paralytic polio cases per million over time

Bulgaria
United States

How they compare

Bulgaria currently reports 0 cases per million against 0 cases per million in United States, a difference of 0 cases per million.

The two have swapped places 9 times across 44 shared years of data; in 1980 it was Bulgaria ahead.

Bulgaria ranks 26th and United States ranks 26th of 199 countries.

Across the 5 decades both report, Bulgaria averaged higher in 3 and United States in 1.

Head to head by decade

Decade	Bulgaria	United States	Difference	Ahead
1980s	0.2119 cases per million	0.0265 cases per million	0.1854 cases per million	Bulgaria
1990s	0.5274 cases per million	0 cases per million	0.5274 cases per million	Bulgaria
2000s	0.0249 cases per million	0 cases per million	0.0249 cases per million	Bulgaria
2010s	0 cases per million	0 cases per million	0 cases per million	—
2020s	0 cases per million	0.0007 cases per million	0.0007 cases per million	United States

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported paralytic polio cases per million, Bulgaria or United States?: Bulgaria, at 0 cases per million against 0 cases per million in United States as of 2023.
What is the difference in reported paralytic polio cases per million between Bulgaria and United States?: 0 cases per million, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and United States?: 44 years are reported by both, from 1980 to 2023.
How do Bulgaria and United States rank globally for reported paralytic polio cases per million?: Bulgaria ranks 26th and United States ranks 26th of 199 countries.
Where does this data come from?: World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs United States: Reported paralytic polio cases per million. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data. Retrieved 28 August 2026, from https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/bulgaria/united-states/

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<a href="https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/bulgaria/united-states/">Bulgaria vs United States: Reported paralytic polio cases per million</a> — Statizoid

About this data

Indicator: Reported paralytic polio cases per million
Unit: cases per million
Source: World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 199 places, 7,608 data points, 1980–2023
Last refreshed: 28 August 2026

Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases per million people.