The worlds number of vaccinated one year olds in Sierra Leone
Sierra Leone: The worlds number of vaccinated one year olds was 244,841 in 2023. ▲ Rising
Latest (2023)
244,841
Change on year
up 0.7%
World rank
78th
of 236 countries
All-time high
244,841
in 2023
All-time low
133,608
in 1980
Years of data
44
1980–2023
The worlds number of vaccinated one year olds in Sierra Leone, 1980–2023
Source: Our World in Data.
Analysis
The most recent figure for the worlds number of vaccinated one year olds in Sierra Leone is 244,841, measured in 2023. That is the highest value across all 44 years on record.
That represents a change of up 0.7% on the previous year and up 6.7% over ten years.
Over the whole period, the worlds number of vaccinated one year olds in Sierra Leone peaked at 244,841 in 2023 and was at its lowest, 133,608, in 1980.
Sierra Leone ranks 78th of 236 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 44 years of available data.
The worlds number of vaccinated one year olds in Sierra Leone, year by year
| Year | Value | Change |
|---|---|---|
| 1980 | 133,608 | — |
| 1981 | 136,185 | +1.9% |
| 1982 | 139,076 | +2.1% |
| 1983 | 142,185 | +2.2% |
| 1984 | 145,508 | +2.3% |
| 1985 | 148,841 | +2.3% |
| 1986 | 152,511 | +2.5% |
| 1987 | 156,798 | +2.8% |
| 1988 | 160,891 | +2.6% |
| 1989 | 164,331 | +2.1% |
| 1990 | 170,636 | +3.8% |
| 1991 | 172,751 | +1.2% |
| 1992 | 169,756 | -1.7% |
| 1993 | 169,888 | +0.1% |
| 1994 | 170,774 | +0.5% |
| 1995 | 170,626 | -0.1% |
| 1996 | 171,387 | +0.4% |
| 1997 | 173,616 | +1.3% |
| 1998 | 174,957 | +0.8% |
| 1999 | 175,591 | +0.4% |
| 2000 | 179,402 | +2.2% |
| 2001 | 189,402 | +5.6% |
| 2002 | 199,293 | +5.2% |
| 2003 | 204,874 | +2.8% |
| 2004 | 207,356 | +1.2% |
| 2005 | 209,072 | +0.8% |
| 2006 | 211,999 | +1.4% |
| 2007 | 214,827 | +1.3% |
| 2008 | 217,969 | +1.5% |
| 2009 | 221,439 | +1.6% |
| 2010 | 224,091 | +1.2% |
| 2011 | 226,679 | +1.2% |
| 2012 | 229,039 | +1.0% |
| 2013 | 229,429 | +0.2% |
| 2014 | 228,761 | -0.3% |
| 2015 | 228,351 | -0.2% |
| 2016 | 229,679 | +0.6% |
| 2017 | 232,838 | +1.4% |
| 2018 | 235,781 | +1.3% |
| 2019 | 238,199 | +1.0% |
| 2020 | 240,074 | +0.8% |
| 2021 | 241,689 | +0.7% |
| 2022 | 243,173 | +0.6% |
| 2023 | 244,841 | +0.7% |
Sierra Leone compared with similar countries
- Sierra Leone's 244,841 is below the median for low income countries, which is 694,130, 35% of the median. (25 countries reporting)
- Sierra Leone's 244,841 is below the median for Sub-Saharan Africa, which is 458,112, 53% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 147,993 | 133,608 | 164,331 | 10 |
| 1990s | 171,998 | 169,756 | 175,591 | 10 |
| 2000s | 205,563 | 179,402 | 221,439 | 10 |
| 2010s | 230,285 | 224,091 | 238,199 | 10 |
| 2020s | 242,444 | 240,074 | 244,841 | 4 |
Countries ranked near Sierra Leone
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)
- Un projection of annual infant deaths 4,209 (2100)
- Neonatal tetanus - number of reported cases, gaps filled 38 (2025)
- Population ages 00-04, female, annual growth rate 0.6447 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0663 units per person (2025)
- Population ages 00-04, male, annual growth rate 0.6611 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, male, per capita 0.0676 units per person (2025)
Frequently asked questions
- What is the worlds number of vaccinated one year olds in Sierra Leone?
- The worlds number of vaccinated one year olds in Sierra Leone was 244,841 in 2023, according to Our World in Data.
- What is the highest the worlds number of vaccinated one year olds recorded in Sierra Leone?
- The highest recorded value was 244,841 in 2023.
- What is the lowest the worlds number of vaccinated one year olds recorded in Sierra Leone?
- The lowest recorded value was 133,608 in 1980.
- How does Sierra Leone rank for the worlds number of vaccinated one year olds?
- Sierra Leone ranks 78th out of 236 countries with data for 2023.
- Is the worlds number of vaccinated one year olds rising or falling in Sierra Leone?
- Over the last ten years it is up 6.7%. The long-run trend across the full record is rising.
- Where does this Sierra Leone data come from?
- The figures come from Our World in Data, published as part of The worlds number of vaccinated one year olds. Statizoid updates them automatically from the source API.
Download this data
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