Samoa vs Sri Lanka: Pertussis - number of reported cases, annual growth rate
Samoa
-64.45 % change on previous year
in 2025
Sri Lanka
-64.71 % change on previous year
in 2025
Samoa rank
61st
Sri Lanka rank
63rd
Pertussis - number of reported cases, annual growth rate over time
- Samoa
- Sri Lanka
How they compare
Samoa currently reports -64.45 % change on previous year against -64.71 % change on previous year in Sri Lanka, a difference of 0.26 % change on previous year.
The two have swapped places 8 times across 14 shared years of data; in 1975 it was Samoa ahead.
Samoa ranks 61st and Sri Lanka ranks 63rd of 191 countries.
Across the 5 decades both report, Samoa averaged higher in 3 and Sri Lanka in 2.
Head to head by decade
| Decade | Samoa | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 101.7 % change on previous year | 23.22 % change on previous year | 78.48 % change on previous year | Samoa |
| 1980s | 9.19 % change on previous year | -24.64 % change on previous year | 33.83 % change on previous year | Samoa |
| 1990s | -100 % change on previous year | 272.13 % change on previous year | 372.13 % change on previous year | Sri Lanka |
| 2000s | -100 % change on previous year | 99.66 % change on previous year | 199.66 % change on previous year | Sri Lanka |
| 2020s | -64.45 % change on previous year | -64.71 % change on previous year | 0.2541 % change on previous year | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher pertussis - number of reported cases, annual growth rate, Samoa or Sri Lanka?
- Samoa, at -64.45 % change on previous year against -64.71 % change on previous year in Sri Lanka as of 2025.
- What is the difference in pertussis - number of reported cases, annual growth rate between Samoa and Sri Lanka?
- 0.26 % change on previous year, with Samoa ahead.
- How many years of comparable data are there for Samoa and Sri Lanka?
- 14 years are reported by both, from 1975 to 2025.
- How do Samoa and Sri Lanka rank globally for pertussis - number of reported cases, annual growth rate?
- Samoa ranks 61st and Sri Lanka ranks 63rd 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.
Individual pages
About this data
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.