Niger vs Tonga: Pertussis - number of reported cases, annual growth rate
Niger
-100 % change on previous year
in 2025
Tonga
-100 % change on previous year
in 2013
Niger rank
128th
Tonga rank
128th
Pertussis - number of reported cases, annual growth rate over time
- Niger
- Tonga
How they compare
Niger 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 4 times across 16 shared years of data; in 1975 it was Niger ahead.
Niger ranks 128th and Tonga ranks 128th of 191 countries.
Across the 5 decades both report, Niger averaged higher in 4 and Tonga in 1.
Head to head by decade
| Decade | Niger | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 72.32 % change on previous year | -65 % change on previous year | 137.32 % change on previous year | Niger |
| 1980s | 7.06 % change on previous year | -83.02 % change on previous year | 90.08 % change on previous year | Niger |
| 1990s | -52.98 % change on previous year | 50 % change on previous year | 102.98 % change on previous year | Tonga |
| 2000s | 25.79 % change on previous year | -44.44 % change on previous year | 70.24 % change on previous year | Niger |
| 2010s | -97.78 % change on previous year | -100 % change on previous year | 2.22 % 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, Niger or Tonga?
- Niger, at -100 % change on previous year against -100 % change on previous year in Tonga as of 2025.
- What is the difference in pertussis - number of reported cases, annual growth rate between Niger and Tonga?
- 0 % change on previous year, with Niger ahead.
- How many years of comparable data are there for Niger and Tonga?
- 16 years are reported by both, from 1975 to 2010.
- How do Niger and Tonga rank globally for pertussis - number of reported cases, annual growth rate?
- Niger 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.
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.