Kenya vs Tonga: Pertussis - number of reported cases, annual growth rate

Kenya
-100 % change on previous year
in 2003
Tonga
-100 % change on previous year
in 2013
Kenya rank
128th
Tonga rank
128th

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

  • Kenya
  • Tonga
-1000100200300400197519942013

How they compare

Kenya currently reports -100 % change on previous year against -100 % change on previous year in Tonga, a difference of 0 % change on previous year.

The two have swapped places 3 times across 12 shared years of data; in 1975 it was Kenya ahead.

Kenya ranks 128th and Tonga ranks 128th of 191 countries.

Across the 4 decades both report, Kenya averaged higher in 2 and Tonga in 2.

Head to head by decade

Decade Kenya Tonga Difference Ahead
1970s 54.18 % change on previous year -65 % change on previous year 119.18 % change on previous year Kenya
1980s 19.62 % change on previous year -83.02 % change on previous year 102.64 % change on previous year Kenya
1990s -18.05 % change on previous year 200 % change on previous year 218.05 % change on previous year Tonga
2000s -47.37 % change on previous year 0 % change on previous year 47.37 % change on previous year Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pertussis - number of reported cases, annual growth rate, Kenya or Tonga?
Kenya, at -100 % change on previous year against -100 % change on previous year in Tonga as of 2003.
What is the difference in pertussis - number of reported cases, annual growth rate between Kenya and Tonga?
0 % change on previous year, with Kenya ahead.
How many years of comparable data are there for Kenya and Tonga?
12 years are reported by both, from 1975 to 2003.
How do Kenya and Tonga rank globally for pertussis - number of reported cases, annual growth rate?
Kenya ranks 128th and Tonga ranks 128th 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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Kenya vs Tonga: Pertussis - number of reported cases, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 03 September 2026, from https://health.statizoid.com/compare/pertussis-number-of-reported-cases-annual-growth-rate/kenya/tonga/

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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.