Pertussis - number of reported cases, annual growth rate in Sierra Leone
Sierra Leone: Pertussis - number of reported cases, annual growth rate was -95.61 % change on previous year in 1988. ◆ Volatile
Pertussis - number of reported cases, annual growth rate in Sierra Leone, 1980–1988
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
The most recent figure for pertussis - number of reported cases, annual growth rate in Sierra Leone is -95.61 % change on previous year, measured in 1988. That is the lowest value across all 9 years on record.
That represents a change of down 212.0% on the previous year and down 802.3% over ten years.
Over the whole period, pertussis - number of reported cases, annual growth rate in Sierra Leone peaked at 85.37 % change on previous year in 1987 and was at its lowest, -95.61 % change on previous year, in 1988.
That places Sierra Leone 107th out of 191 countries with data for 1988, putting it in the middle of the range.
Pertussis - number of reported cases, annual growth rate in Sierra Leone, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1980 | 13.61 % change on previous year | — |
| 1981 | 29.03 % change on previous year | +113.2% |
| 1982 | -31.79 % change on previous year | -209.5% |
| 1983 | 21.54 % change on previous year | -167.8% |
| 1984 | -9.18 % change on previous year | -142.6% |
| 1985 | 4.07 % change on previous year | -144.3% |
| 1986 | -92.49 % change on previous year | -2373.1% |
| 1987 | 85.37 % change on previous year | -192.3% |
| 1988 | -95.61 % change on previous year | -212.0% |
Countries ranked near Sierra Leone
- 104 Belgium -93.44 % change on previous year
- 105 Guinea -94.29 % change on previous year compare
- 106 Luxembourg -94.61 % change on previous year compare
- 108 Central African Republic -96.34 % change on previous year compare
- 109 Türkiye -96.54 % change on previous year compare
- 110 Italy -96.62 % change on previous year compare
More health data for Sierra Leone
- Un projection of annual infant deaths, annual growth rate -2.34 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.773 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,199 deaths per 1,000 people (2090)
- Number of infants who die before age 1 4,209 deaths (2100)
- Population ages 75-79, female, annual growth rate 0.8934 % change on previous year (2025)
- Population ages 75-79, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 75-79, female, per capita 0.0031 units per person (2025)
- Population ages 75-79, male, annual growth rate 0.3437 % change on previous year (2025)
- Population ages 75-79, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 75-79, male, per capita 0.0023 units per person (2025)
Frequently asked questions
- What is pertussis - number of reported cases, annual growth rate in Sierra Leone?
- Pertussis - number of reported cases, annual growth rate in Sierra Leone was -95.61 % change on previous year in 1988, according to Statizoid (derived).
- What is the highest pertussis - number of reported cases, annual growth rate recorded in Sierra Leone?
- The highest recorded value was 85.37 % change on previous year in 1987.
- What is the lowest pertussis - number of reported cases, annual growth rate recorded in Sierra Leone?
- The lowest recorded value was -95.61 % change on previous year in 1988.
- How does Sierra Leone rank for pertussis - number of reported cases, annual growth rate?
- Sierra Leone ranks 107th out of 191 countries with data for 1988.
- Is pertussis - number of reported cases, annual growth rate rising or falling in Sierra Leone?
- Over the last ten years it is down 802.3%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone data come from?
- The figures come from Statizoid (derived), published as part of Pertussis - number of reported cases, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 9 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
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.
Computed from
- Pertussis - number of reported cases World Health Organization, Global Health Observatory
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
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.