Lorenz curves illustrating inequalities in region population size within twenty countries. Each panel shows the cumulative proportion of the population against the cumulative proportion of regions (solid line & filled circles). The corresponding Gini coefficient is given in the top-left of each panel. The line of perfect equality (1:1) is included (solid line).
Jackson et al. BMC Medical Research Methodology 2010 10:74 doi:10.1186/1471-2288-10-74