Income share of the richest 10% vs. Gini coefficient (before tax) in Guinea-Bissau
Guinea-Bissau: Income share of the richest 10% vs. Gini coefficient (before tax) was 42.1% in 2021. ▼ Falling
Income share of the richest 10% vs. Gini coefficient (before tax) in Guinea-Bissau, 1991–2021
Source: World Inequality Database (WID.world) (2026) – with major processing by Our World in Data. Measured in %.
Analysis
Guinea-Bissau recorded 42.1% for income share of the richest 10% vs. gini coefficient (before tax) in 2021. That is the lowest value across all 6 years on record.
The figure is down 4.8% on the previous year and down 30.0% over ten years.
Over the whole period, income share of the richest 10% vs. gini coefficient (before tax) in Guinea-Bissau peaked at 60.1% in 2010 and was at its lowest, 42.1%, in 2021.
That places Guinea-Bissau 66th out of 113 countries with data for 2021, putting it in the middle of the range.
Income share of the richest 10% vs. Gini coefficient (before tax) in Guinea-Bissau, year by year
| Year | % | Change |
|---|---|---|
| 1991 | 59.6% | — |
| 1993 | 52.5% | -11.8% |
| 2002 | 44.9% | -14.5% |
| 2010 | 60.1% | +33.9% |
| 2018 | 44.2% | -26.4% |
| 2021 | 42.1% | -4.8% |
Guinea-Bissau compared with similar countries
- Guinea-Bissau's 42.1% is below the median for low income countries, which is 47.3%, 89% of the median. (12 countries reporting)
- Guinea-Bissau's 42.1% is below the median for Sub-Saharan Africa, which is 47.4%, 89% of the median. (29 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 56.0% | 52.5% | 59.6% | 2 |
| 2000s | 44.9% | 44.9% | 44.9% | 1 |
| 2010s | 52.2% | 44.2% | 60.1% | 2 |
| 2020s | 42.1% | 42.1% | 42.1% | 1 |
Countries ranked near Guinea-Bissau
More poverty & inequality data for Guinea-Bissau
- Number of income/consumption surveys in the past decade available via the World Bank 2 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 3.84 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 1,333 kg per hectare (2024)
- Cereal yield vs extreme poverty, per unit of GDP 0 units per US$ of GDP (2024)
- Cereal yield vs extreme poverty, annual growth rate -5.22 % change on previous year (2024)
- Tax revenues vs income inequality, gaps filled 9.17 (2023)
- Tax revenue as share of GDP vs. income inequality 9.2% (2023)
- Tax revenues vs income inequality, per unit of GDP 0 units per US$ of GDP (2023)
Frequently asked questions
- What is income share of the richest 10% vs. gini coefficient (before tax) in Guinea-Bissau?
- Income share of the richest 10% vs. gini coefficient (before tax) in Guinea-Bissau was 42.1% in 2021, according to World Inequality Database (WID.world) (2026) – with major processing by Our World in Data.
- What is the highest income share of the richest 10% vs. gini coefficient (before tax) recorded in Guinea-Bissau?
- The highest recorded value was 60.1% in 2010.
- What is the lowest income share of the richest 10% vs. gini coefficient (before tax) recorded in Guinea-Bissau?
- The lowest recorded value was 42.1% in 2021.
- How does Guinea-Bissau rank for income share of the richest 10% vs. gini coefficient (before tax)?
- Guinea-Bissau ranks 66th out of 113 countries with data for 2021.
- Is income share of the richest 10% vs. gini coefficient (before tax) rising or falling in Guinea-Bissau?
- Over the last ten years it is down 30.0%. The long-run trend across the full record is falling.
- Where does this Guinea-Bissau data come from?
- The figures come from World Inequality Database (WID.world) (2026) – with major processing by Our World in Data, published as part of Income share of the richest 10% vs. Gini coefficient (before tax). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 6 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Share of income received by the richest 10% of the population. Income here is measured before taxes and benefits.