What is the difference in reported paralytic polio cases per million between Libya and Tanzania?

0.0297 cases per million, with Tanzania ahead.

How many years of comparable data are there for Libya and Tanzania?

43 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.

Libya vs Tanzania: Reported paralytic polio cases per million

Libya

0 cases per million

in 2023

Tanzania

0.0297 cases per million

in 2023

Libya rank

26th

Tanzania rank

23rd

Reported paralytic polio cases per million over time

Libya
Tanzania

How they compare

Tanzania currently reports 0.0297 cases per million against 0 cases per million in Libya, a difference of 0.0297 cases per million.

The two have swapped places 3 times across 43 shared years of data; in 1980 it was Libya ahead.

Libya ranks 26th and Tanzania ranks 23rd of 199 countries.

Across the 5 decades both report, Libya averaged higher in 1 and Tanzania in 2.

Head to head by decade

Decade	Libya	Tanzania	Difference	Ahead
1980s	10.25 cases per million	6.84 cases per million	3.41 cases per million	Libya
1990s	0.2847 cases per million	0.395 cases per million	0.1104 cases per million	Tanzania
2000s	0 cases per million	0 cases per million	0 cases per million	—
2010s	0 cases per million	0 cases per million	0 cases per million	—
2020s	0 cases per million	0.0074 cases per million	0.0074 cases per million	Tanzania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported paralytic polio cases per million, Libya or Tanzania?: Tanzania, at 0.0297 cases per million against 0 cases per million in Libya as of 2023.
What is the difference in reported paralytic polio cases per million between Libya and Tanzania?: 0.0297 cases per million, with Tanzania ahead.
How many years of comparable data are there for Libya and Tanzania?: 43 years are reported by both, from 1980 to 2023.
How do Libya and Tanzania rank globally for reported paralytic polio cases per million?: Libya ranks 26th and Tanzania ranks 23rd 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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Libya vs Tanzania: 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 29 September 2026, from https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/libya/tanzania/

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<a href="https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/libya/tanzania/">Libya vs Tanzania: 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: 18 September 2026

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