Namibia vs Sierra Leone: Reported vs estimated total number of paralytic polio cases globally

Namibia
0
in 2023
Sierra Leone
0
in 2023
Namibia rank
26th
Sierra Leone rank
26th

Reported vs estimated total number of paralytic polio cases globally over time

  • Namibia
  • Sierra Leone
050100150198020012023

How they compare

Namibia currently reports 0 against 0 in Sierra Leone, a difference of 0.

The two have swapped places 6 times across 34 shared years of data; in 1989 it was Sierra Leone ahead.

Namibia ranks 26th and Sierra Leone ranks 26th of 196 countries.

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

Head to head by decade

Decade Namibia Sierra Leone Difference Ahead
1980s 1 133 132 Sierra Leone
1990s 8.78 14.33 5.56 Sierra Leone
2000s 1.9 4.5 2.6 Sierra Leone
2010s 0 0.1 0.1 Sierra Leone
2020s 0 3.75 3.75 Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported vs estimated total number of paralytic polio cases globally, Namibia or Sierra Leone?
Namibia, at 0 against 0 in Sierra Leone as of 2023.
What is the difference in reported vs estimated total number of paralytic polio cases globally between Namibia and Sierra Leone?
0, with Namibia ahead.
How many years of comparable data are there for Namibia and Sierra Leone?
34 years are reported by both, from 1989 to 2023.
How do Namibia and Sierra Leone rank globally for reported vs estimated total number of paralytic polio cases globally?
Namibia ranks 26th and Sierra Leone ranks 26th of 196 countries.
Where does this data come from?
Our World in Data, published as Reported vs estimated total number of paralytic polio cases globally. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Namibia vs Sierra Leone: Reported vs estimated total number of paralytic polio cases globally. Statizoid, drawing on Our World in Data. Retrieved 23 August 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/namibia/sierra-leone/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/namibia/sierra-leone/">Namibia vs Sierra Leone: Reported vs estimated total number of paralytic polio cases globally</a> — Statizoid

About this data

Indicator
Reported vs estimated total number of paralytic polio cases globally
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
199 places, 7,608 data points, 1980–2023
Last refreshed