Australia vs Bulgaria: Reported versus estimated cases of polio

Australia
0 cases
in 2023
Bulgaria
0 cases
in 2023
Australia rank
26th
Bulgaria rank
26th

Reported versus estimated cases of polio over time

  • Australia
  • Bulgaria
01020304050198020012023

How they compare

Australia currently reports 0 cases against 0 cases in Bulgaria, a difference of 0 cases.

The two have swapped places 2 times across 44 shared years of data; in 1980 it was Bulgaria ahead.

Australia ranks 26th and Bulgaria ranks 26th of 199 countries.

Bulgaria has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Australia Bulgaria Difference Ahead
1980s 0.1 cases 1.9 cases 1.8 cases Bulgaria
1990s 0 cases 4.6 cases 4.6 cases Bulgaria
2000s 0 cases 0.2 cases 0.2 cases Bulgaria
2010s 0 cases 0 cases 0 cases
2020s 0 cases 0 cases 0 cases

Averages of every year both report within each decade.

Frequently asked questions

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

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Australia vs Bulgaria: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 29 August 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/australia/bulgaria/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/australia/bulgaria/">Australia vs Bulgaria: Reported versus estimated cases of polio</a> — Statizoid

About this data

Indicator
Reported versus estimated cases of polio
Unit
cases
Source
World Health Organization (2019); World Health Organization (2024) – processed 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

Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases.