Poliomyelitis - number of reported cases in Sierra Leone
Sierra Leone: Poliomyelitis - number of reported cases was 0 in 2018. ◆ Volatile
Latest (2018)
0
World rank
8th
of 193 countries
All-time high
133
in 1989
All-time low
0
in 1995
Years of data
38
1980–2018
Poliomyelitis - number of reported cases in Sierra Leone, 1980–2018
Source: World Health Organization, Global Health Observatory.
Analysis
Sierra Leone recorded 0 for poliomyelitis - number of reported cases in 2018. That is the lowest value across all 38 years on record.
Over the whole period, poliomyelitis - number of reported cases in Sierra Leone peaked at 133 in 1989 and was at its lowest, 0, in 1995.
Sierra Leone ranks 8th of 193 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Poliomyelitis - number of reported cases in Sierra Leone, year by year
| Year | Value | Change |
|---|---|---|
| 1980 | 11 | — |
| 1981 | 48 | +336.4% |
| 1982 | 33 | -31.2% |
| 1983 | 51 | +54.5% |
| 1984 | 42 | -17.6% |
| 1985 | 45 | +7.1% |
| 1986 | 14 | -68.9% |
| 1987 | 12 | -14.3% |
| 1988 | 4 | -66.7% |
| 1989 | 133 | +3225.0% |
| 1990 | 38 | -71.4% |
| 1991 | 57 | +50.0% |
| 1992 | 5 | -91.2% |
| 1993 | 5 | +0.0% |
| 1994 | 7 | +40.0% |
| 1995 | 0 | -100.0% |
| 1997 | 0 | — |
| 1998 | 3 | — |
| 1999 | 14 | +366.7% |
| 2000 | 34 | +142.9% |
| 2001 | 0 | -100.0% |
| 2002 | 0 | — |
| 2003 | 0 | — |
| 2004 | 0 | — |
| 2005 | 0 | — |
| 2006 | 0 | — |
| 2007 | 0 | — |
| 2008 | 0 | — |
| 2009 | 11 | — |
| 2010 | 1 | -90.9% |
| 2011 | 0 | -100.0% |
| 2012 | 0 | — |
| 2013 | 0 | — |
| 2014 | 0 | — |
| 2015 | 0 | — |
| 2016 | 0 | — |
| 2017 | 0 | — |
| 2018 | 0 | — |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 39.3 | 4 | 133 | 10 |
| 1990s | 14.33 | 0 | 57 | 9 |
| 2000s | 4.5 | 0 | 34 | 10 |
| 2010s | 0.1111 | 0 | 1 | 9 |
Countries ranked near Sierra Leone
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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)
- Heat deaths vs projected death rates 1,199 (2090)
- Un projection of annual infant deaths 4,209 (2100)
- Population ages 15-64, male, annual growth rate 2.77 % change on previous year (2025)
- Population ages 15-64, male, per unit of GDP 0.0003 units per US$ of GDP (2025)
- Population ages 15-64, male, per capita 0.2946 units per person (2025)
- Population ages 15-64, total, annual growth rate 2.75 % change on previous year (2025)
- Population ages 15-64, total, per unit of GDP 0.0007 units per US$ of GDP (2025)
- Population ages 15-64, total, per capita 0.5907 units per person (2025)
Frequently asked questions
- What is poliomyelitis - number of reported cases in Sierra Leone?
- Poliomyelitis - number of reported cases in Sierra Leone was 0 in 2018, according to World Health Organization, Global Health Observatory.
- What is the highest poliomyelitis - number of reported cases recorded in Sierra Leone?
- The highest recorded value was 133 in 1989.
- What is the lowest poliomyelitis - number of reported cases recorded in Sierra Leone?
- The lowest recorded value was 0 in 1995.
- How does Sierra Leone rank for poliomyelitis - number of reported cases?
- Sierra Leone ranks 8th out of 193 countries with data for 2018.
- Where does this Sierra Leone data come from?
- The figures come from World Health Organization, Global Health Observatory, published as part of Poliomyelitis - number of reported cases. Statizoid updates them automatically from the source API.
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