International Contributions to Measuring Socioeconomic Inequality.

Human Development Index
Source: Human Development Index HDI (United Nations Development Programme UNDP, 2025).
GDP Per capita 1990-2023
Source: Our World in Data (University of Oxford, 2025).
Labour share of GDP 2004-2020
Source: Our World in Data (University of Oxford, 2025).
Population in extreme poberty 1990-2020
Source: Our World in Data (University of Oxford, 2025).
Number of immigrants 1990-2020
Source: Our World in Data (University of Oxford, 2025).
Share of total income held by the top 1% 1980-2022
Source: Our World in Data (University of Oxford, 2025).
Life Expectancy Difference between men and women 1960-2020
Source: Our World in Data (University of Oxford, 2025).
Women’s Political Participation Index 1789-2024
Source: Our World in Data (University of Oxford, 2025).
Number of women in parliament 1960-2020
Source: Our World in Data (University of Oxford, 2025).
Unemployment Rate 1991-2023
Source: Our World in Data (University of Oxford, 2025).
Electoral Democracy Index 1980-2020
Source: Our World in Data (University of Oxford, 2025).
Rule of Law Index 1960-2020
Source: Our World in Data (University of Oxford, 2025).
Share of population with access to electricity 1990-2022
Source: Our World in Data (University of Oxford, 2025).
Share of population with access to sanitation 2000-2022
Source: Our World in Data (University of Oxford, 2025).