Poverty & Inequality in Sri Lanka 20 indicators covering poverty & inequality for Sri Lanka. IndicatorLatest Year10-yr change Rank Poverty headcount ratio at $8.30 a day (2021 PPP) 53.3% 2019 down 24.8% 37th Poverty headcount ratio at $4.20 a day (2021 PPP) 11.5% 2019 down 52.5% 42nd Poverty headcount ratio at $3.00 a day (2021 PPP) 2.7% 2019 down 65.4% 48th Poverty gap at $3.00 a day (2021 PPP) 0.4% 2019 down 73.3% 63rd Prosperity gap 4 average shortfall from a prosperity standard of $28/day 2019 down 23.1% 41st Poverty gap at $8.30 a day (2021 PPP) 17.6% 2019 down 37.1% 40th Poverty headcount ratio at societal poverty line 22.8% 2019 down 11.3% 50th Poverty gap at $4.20 a day (2021 PPP) 2.2% 2019 down 60.0% 46th Population living in slums 44.7% 2022 down 15.6% 46th Income share held by second 20% 11.1% 2019 down 4.3% 82nd Gini index 37.7 2019 up 4.4% 41st Income share held by lowest 20% 7.4% 2019 down 5.1% 54th Income share held by lowest 10% 3.1% 2019 down 6.1% 39th Income share held by highest 10% 30.8% 2019 up 4.1% 30th Income share held by highest 20% 45.7% 2019 up 2.9% 37th Income share held by fourth 20% 20.8% 2019 down 1.0% 108th Income share held by third 20% 15.0% 2019 down 2.0% 93rd Proportion of people living below 50 percent of median income 9.4% 2019 up 20.5% 86th Share of population living in extreme poverty vs. GDP per capita 2.7% 2019 down 65.3% 48th Poverty headcount ratio at national poverty lines 14.3% 2019 down 49.6% 47th