Sierra Leone vs Tonga: Pertussis - number of reported cases, per capita
Sierra Leone
0 units per person
in 2025
Tonga
0 units per person
in 2025
Sierra Leone rank
136th
Tonga rank
136th
Pertussis - number of reported cases, per capita over time
- Sierra Leone
- Tonga
How they compare
Sierra Leone currently reports 0 units per person against 0 units per person in Tonga, a difference of 0 units per person.
The two have swapped places 6 times across 16 shared years of data; in 1979 it was Tonga ahead.
Sierra Leone ranks 136th and Tonga ranks 136th of 204 countries.
Across the 6 decades both report, Sierra Leone averaged higher in 1 and Tonga in 2.
Head to head by decade
| Decade | Sierra Leone | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0.0004 units per person | 0.0015 units per person | 0.0011 units per person | Tonga |
| 1980s | 0.0003 units per person | 0.0007 units per person | 0.0003 units per person | Tonga |
| 1990s | 0 units per person | 0 units per person | 0 units per person | — |
| 2000s | 0 units per person | 0 units per person | 0 units per person | — |
| 2010s | 0 units per person | 0 units per person | 0 units per person | Sierra Leone |
| 2020s | 0 units per person | 0 units per person | 0 units per person | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher pertussis - number of reported cases, per capita, Sierra Leone or Tonga?
- Sierra Leone, at 0 units per person against 0 units per person in Tonga as of 2025.
- What is the difference in pertussis - number of reported cases, per capita between Sierra Leone and Tonga?
- 0 units per person, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Tonga?
- 16 years are reported by both, from 1979 to 2025.
- How do Sierra Leone and Tonga rank globally for pertussis - number of reported cases, per capita?
- Sierra Leone ranks 136th and Tonga ranks 136th of 204 countries.
- Where does this data come from?
- Statizoid (derived), published as Pertussis - number of reported cases, per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Pertussis - number of reported cases divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.