How many years of comparable data are there for Botswana and Liberia?

49 years are reported by both, from 1974 to 2022.

Where does this data come from?

Statizoid (derived), published as Pertussis - number of reported cases, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Botswana vs Liberia: Pertussis - number of reported cases, gaps filled

Botswana

in 2025

Liberia

in 2022

Botswana rank

137th

Liberia rank

137th

Pertussis - number of reported cases, gaps filled over time

Botswana
Liberia

How they compare

Botswana currently reports 0 against 0 in Liberia, a difference of 0.

The two have swapped places 9 times across 49 shared years of data; in 1974 it was Botswana ahead.

Botswana ranks 137th and Liberia ranks 137th of 210 countries.

Across the 6 decades both report, Botswana averaged higher in 1 and Liberia in 5.

Head to head by decade

Decade	Botswana	Liberia	Difference	Ahead
1970s	1,289	1,208	81	Botswana
1980s	76.5	514.2	437.7	Liberia
1990s	16.8	384.75	367.95	Liberia
2000s	0	98.05	98.05	Liberia
2010s	0	50.5	50.5	Liberia
2020s	0	13.67	13.67	Liberia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pertussis - number of reported cases, gaps filled, Botswana or Liberia?: Botswana, at 0 against 0 in Liberia as of 2025.
What is the difference in pertussis - number of reported cases, gaps filled between Botswana and Liberia?: 0, with Botswana ahead.
How many years of comparable data are there for Botswana and Liberia?: 49 years are reported by both, from 1974 to 2022.
How do Botswana and Liberia rank globally for pertussis - number of reported cases, gaps filled?: Botswana ranks 137th and Liberia ranks 137th of 210 countries.
Where does this data come from?: Statizoid (derived), published as Pertussis - number of reported cases, gaps filled. 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

Botswana vs Liberia: Pertussis - number of reported cases, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 01 September 2026, from https://health.statizoid.com/compare/pertussis-number-of-reported-cases-gaps-filled/botswana/liberia/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under Derived by Statizoid from the sources named on the page; please keep the attribution.

<a href="https://health.statizoid.com/compare/pertussis-number-of-reported-cases-gaps-filled/botswana/liberia/">Botswana vs Liberia: Pertussis - number of reported cases, gaps filled</a> — Statizoid

About this data

Indicator: Pertussis - number of reported cases, gaps filled
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 223 places, 9,846 data points, 1974–2025
Last refreshed: 01 September 2026

Pertussis - number of reported cases with 623 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.