Use of interpolation and extrapolation on original Gini coefficient in Sierra Leone
Sierra Leone: Use of interpolation and extrapolation on original Gini coefficient was 1,644 in 2017. ▼ Falling
Use of interpolation and extrapolation on original Gini coefficient data in Sierra Leone, 1820–2017
Source: Various sources (2020) – processed by Our World in Data.
Analysis
Sierra Leone recorded 1,644 for use of interpolation and extrapolation on original gini coefficient data in 2017.
Compared with earlier readings it is up 34.3% over ten years.
Over the whole period, use of interpolation and extrapolation on original gini coefficient data in Sierra Leone peaked at 1,988 in 1870 and was at its lowest, 693.05, in 1910.
Sierra Leone ranks 146th of 160 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 15 years of available data.
Use of interpolation and extrapolation on original Gini coefficient in Sierra Leone, year by year
| Year | Value | Change |
|---|---|---|
| 1820 | 1,837 | — |
| 1850 | 1,611 | -12.3% |
| 1870 | 1,988 | +23.4% |
| 1890 | 1,470 | -26.1% |
| 1910 | 693.05 | -52.8% |
| 1929 | 747.66 | +7.9% |
| 1950 | 902 | +20.6% |
| 1960 | 1,176 | +30.4% |
| 1970 | 1,553 | +32.1% |
| 1980 | 1,584 | +2.0% |
| 1990 | 1,635 | +3.2% |
| 2000 | 829 | -49.3% |
| 2005 | 1,224 | +47.6% |
| 2010 | 1,421 | +16.1% |
| 2017 | 1,644 | +15.7% |
Sierra Leone compared with similar countries
- Sierra Leone's 1,644 is above the median for low income countries, which is 1,629, 1.0× the median. (21 countries reporting)
- Sierra Leone's 1,644 is below the median for Sub-Saharan Africa, which is 2,331, 71% of the median. (44 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1820s | 1,837 | 1,837 | 1,837 | 1 |
| 1850s | 1,611 | 1,611 | 1,611 | 1 |
| 1870s | 1,988 | 1,988 | 1,988 | 1 |
| 1890s | 1,470 | 1,470 | 1,470 | 1 |
| 1910s | 693.05 | 693.05 | 693.05 | 1 |
| 1920s | 747.66 | 747.66 | 747.66 | 1 |
| 1950s | 902 | 902 | 902 | 1 |
| 1960s | 1,176 | 1,176 | 1,176 | 1 |
| 1970s | 1,553 | 1,553 | 1,553 | 1 |
| 1980s | 1,584 | 1,584 | 1,584 | 1 |
| 1990s | 1,635 | 1,635 | 1,635 | 1 |
| 2000s | 1,026 | 829 | 1,224 | 2 |
| 2010s | 1,532 | 1,421 | 1,644 | 2 |
Countries ranked near Sierra Leone
More poverty & inequality data for Sierra Leone
- Number of income/consumption surveys in the past decade available via the World Bank 1 surveys (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per person (2025)
- Number of income/consumption surveys in the past decade available via 0 surveys per US$ of GDP (2025)
- Fertility rate vs. share living in extreme poverty 3.79 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 1,470 kg per hectare (2023)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2023)
- Cereal yield vs extreme poverty, annual growth rate -25.13 % change on previous year (2023)
- Tax revenues vs income inequality, gaps filled 6.33 (2023)
- Tax revenue as share of GDP vs. income inequality 6.3% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
Frequently asked questions
- What is use of interpolation and extrapolation on original gini coefficient data in Sierra Leone?
- Use of interpolation and extrapolation on original gini coefficient data in Sierra Leone was 1,644 in 2017, according to Various sources (2020) – processed by Our World in Data.
- What is the highest use of interpolation and extrapolation on original gini coefficient data recorded in Sierra Leone?
- The highest recorded value was 1,988 in 1870.
- What is the lowest use of interpolation and extrapolation on original gini coefficient data recorded in Sierra Leone?
- The lowest recorded value was 693.05 in 1910.
- How does Sierra Leone rank for use of interpolation and extrapolation on original gini coefficient data?
- Sierra Leone ranks 146th out of 160 countries with data for 2017.
- Is use of interpolation and extrapolation on original gini coefficient data rising or falling in Sierra Leone?
- Over the last ten years it is up 34.3%. The long-run trend across the full record is falling.
- Where does this Sierra Leone data come from?
- The figures come from Various sources (2020) – processed by Our World in Data, published as part of Use of interpolation and extrapolation on original Gini coefficient data. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 15 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
In order to produce global estimates of historical poverty trends we have interpolated or extrapolated inequality data for missing observations. Green indicates observations of the Gini coefficient available in the original source.