Income Distribution World Population

World population by income.

Income distribution world population. The gini index or gini coefficient is a statistical measure of distribution developed by the italian statistician corrado gini. The world bank classifies economies for analytical purposes into four income groups. For example the average person in the highest 20 of income earners makes 3 4 times more than the average person in the lowest 20 in slovenia. Low lower middle upper middle and high income.

Data have been revised for belgium and ireland income year 2017. New data are available for finland norway sweden and the united kingdom income year 2018 the slovak republic income year 2017 and switzerland income years 2016 and 2017. The coefficient ranges from 0 to 1 with 0 representing 0 and 1 representing 100. Brazil a true microcosm of the world contains the poorest 1 of the world as well as the richest 1.

For this purpose it uses gross national income gni per capita data in u s. Pew research center does not take policy positions. In 2005 the poorest 5 of the us population were richer than the bottom 60 of the world population. Research center is a nonpartisan fact tank that informs the public about the issues attitudes and trends shaping the world.

Dollars converted from local currency using the world bank atlas method which is applied to smooth exchange rate fluctuations. The gini index is used to gauge economic inequality by measuring income distribution or wealth distribution. The us income distribution spans 40 global percentiles which are relatively few compared with.