Cook Islands vs Sierra Leone: Pertussis - number of reported cases
Cook Islands
0
in 2019
Sierra Leone
0
in 2025
Cook Islands rank
137th
Sierra Leone rank
137th
Pertussis - number of reported cases over time
- Cook Islands
- Sierra Leone
How they compare
Cook Islands currently reports 0 against 0 in Sierra Leone, a difference of 0.
Across all 15 years both countries report, Sierra Leone has been ahead every year.
Cook Islands ranks 137th and Sierra Leone ranks 137th of 210 countries.
Sierra Leone has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Cook Islands | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 | 1,425 | 1,425 | Sierra Leone |
| 1980s | 0.8889 | 1,160 | 1,159 | Sierra Leone |
| 1990s | 0 | 0 | 0 | — |
| 2000s | 0 | 0 | 0 | — |
| 2010s | 0 | 23 | 23 | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher pertussis - number of reported cases, Cook Islands or Sierra Leone?
- Cook Islands, at 0 against 0 in Sierra Leone as of 2019.
- What is the difference in pertussis - number of reported cases between Cook Islands and Sierra Leone?
- 0, with Cook Islands ahead.
- How many years of comparable data are there for Cook Islands and Sierra Leone?
- 15 years are reported by both, from 1979 to 2011.
- How do Cook Islands and Sierra Leone rank globally for pertussis - number of reported cases?
- Cook Islands ranks 137th and Sierra Leone ranks 137th of 210 countries.
- Where does this data come from?
- World Health Organization, Global Health Observatory, published as Pertussis - number of reported cases. Statizoid refreshes it automatically from the source and publishes the full history for both places.