Liberia vs Upper-middle income (World Bank): Pertussis - number of reported cases, annual growth rate

Liberia
189.31 % change on previous year
in 2002
Upper-middle income (World Bank)
-87.69 % change on previous year
in 2025
Liberia rank
9th
Upper-middle income (World Bank) rank
11th

Pertussis - number of reported cases, annual growth rate over time

  • Liberia
  • Upper-middle income (World Bank)
0200400600800197520002025

How they compare

Liberia currently reports 189.31 % change on previous year against -87.69 % change on previous year in Upper-middle income (World Bank), a difference of 277 % change on previous year.

That makes Liberia's figure about 2.2 times Upper-middle income (World Bank)'s.

The two have swapped places 6 times across 18 shared years of data; in 1975 it was Liberia ahead.

Liberia ranks 9th and Upper-middle income (World Bank) ranks 11th of 191 countries.

Across the 4 decades both report, Liberia averaged higher in 3 and Upper-middle income (World Bank) in 1.

Head to head by decade

Decade Liberia Upper-middle income (World Bank) Difference Ahead
1970s 95.78 % change on previous year -10.79 % change on previous year 106.57 % change on previous year Liberia
1980s 40.74 % change on previous year -18.87 % change on previous year 59.62 % change on previous year Liberia
1990s -64.63 % change on previous year -21.19 % change on previous year 43.44 % change on previous year Upper-middle income (World Bank)
2000s 35.75 % change on previous year -4.52 % change on previous year 40.27 % change on previous year Liberia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pertussis - number of reported cases, annual growth rate, Liberia or Upper-middle income (World Bank)?
Liberia, at 189.31 % change on previous year against -87.69 % change on previous year in Upper-middle income (World Bank) as of 2002.
What is the difference in pertussis - number of reported cases, annual growth rate between Liberia and Upper-middle income (World Bank)?
277 % change on previous year, with Liberia ahead.
How many years of comparable data are there for Liberia and Upper-middle income (World Bank)?
18 years are reported by both, from 1975 to 2002.
How do Liberia and Upper-middle income (World Bank) rank globally for pertussis - number of reported cases, annual growth rate?
Liberia ranks 9th and Upper-middle income (World Bank) ranks 11th of 191 countries.
Where does this data come from?
Statizoid (derived), published as Pertussis - number of reported cases, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Liberia vs Upper-middle income (World Bank): Pertussis - number of reported cases, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 15 September 2026, from https://health.statizoid.com/compare/pertussis-number-of-reported-cases-annual-growth-rate/liberia/upper-middle-income-world-bank/

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About this data

Indicator
Pertussis - number of reported cases, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
204 places, 6,283 data points, 1975–2025
Last refreshed

The year-on-year percentage change in Pertussis - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.