El Salvador vs Niger: Pertussis - number of reported cases, annual growth rate
El Salvador
-100 % change on previous year
in 2022
Niger
-100 % change on previous year
in 2025
El Salvador rank
128th
Niger rank
128th
Pertussis - number of reported cases, annual growth rate over time
- El Salvador
- Niger
How they compare
El Salvador currently reports -100 % change on previous year against -100 % change on previous year in Niger, a difference of 0 % change on previous year.
The two have swapped places 17 times across 34 shared years of data; in 1975 it was El Salvador ahead.
El Salvador ranks 128th and Niger ranks 128th of 191 countries.
Across the 6 decades both report, El Salvador averaged higher in 3 and Niger in 3.
Head to head by decade
| Decade | El Salvador | Niger | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 11.85 % change on previous year | 16.15 % change on previous year | 4.3 % change on previous year | Niger |
| 1980s | -4.17 % change on previous year | 1.44 % change on previous year | 5.61 % change on previous year | Niger |
| 1990s | 37.5 % change on previous year | -12.25 % change on previous year | 49.75 % change on previous year | El Salvador |
| 2000s | 47.58 % change on previous year | 8.86 % change on previous year | 38.72 % change on previous year | El Salvador |
| 2010s | 41.89 % change on previous year | -40.6 % change on previous year | 82.49 % change on previous year | El Salvador |
| 2020s | -100 % change on previous year | -33.96 % change on previous year | 66.04 % change on previous year | Niger |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher pertussis - number of reported cases, annual growth rate, El Salvador or Niger?
- El Salvador, at -100 % change on previous year against -100 % change on previous year in Niger as of 2022.
- What is the difference in pertussis - number of reported cases, annual growth rate between El Salvador and Niger?
- 0 % change on previous year, with El Salvador ahead.
- How many years of comparable data are there for El Salvador and Niger?
- 34 years are reported by both, from 1975 to 2020.
- How do El Salvador and Niger rank globally for pertussis - number of reported cases, annual growth rate?
- El Salvador ranks 128th and Niger 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.
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.