Mongolia vs Sierra Leone: Pertussis - number of reported cases

Mongolia
0
in 2025
Sierra Leone
0
in 2025
Mongolia rank
137th
Sierra Leone rank
137th

Pertussis - number of reported cases over time

  • Mongolia
  • Sierra Leone
05001.0k1.5k2.0k197419992025

How they compare

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

The two have swapped places 2 times across 16 shared years of data; in 1979 it was Sierra Leone ahead.

Mongolia ranks 137th and Sierra Leone ranks 137th of 210 countries.

Across the 6 decades both report, Mongolia averaged higher in 1 and Sierra Leone in 3.

Head to head by decade

Decade Mongolia Sierra Leone Difference Ahead
1970s 13 1,425 1,412 Sierra Leone
1980s 5.89 1,160 1,154 Sierra Leone
1990s 1 0 1 Mongolia
2000s 0 0 0
2010s 0 23 23 Sierra Leone
2020s 0 0 0

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pertussis - number of reported cases, Mongolia or Sierra Leone?
Mongolia, at 0 against 0 in Sierra Leone as of 2025.
What is the difference in pertussis - number of reported cases between Mongolia and Sierra Leone?
0, with Mongolia ahead.
How many years of comparable data are there for Mongolia and Sierra Leone?
16 years are reported by both, from 1979 to 2025.
How do Mongolia and Sierra Leone rank globally for pertussis - number of reported cases?
Mongolia ranks 137th and Sierra Leone ranks 137th of 210 countries.
Where does this data come from?
World Health Organization, Global Health Observatory, published as Pertussis - number of reported cases. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Mongolia vs Sierra Leone: Pertussis - number of reported cases. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 26 August 2026, from https://health.statizoid.com/compare/pertussis-number-of-reported-cases/mongolia/sierra-leone/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY-NC-SA 3.0 IGO (WHO); please keep the attribution.

<a href="https://health.statizoid.com/compare/pertussis-number-of-reported-cases/mongolia/sierra-leone/">Mongolia vs Sierra Leone: Pertussis - number of reported cases</a> — Statizoid

About this data

Indicator
Pertussis - number of reported cases
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
222 places, 9,189 data points, 1974–2025
Last refreshed