Bottom 50% income shares across the world, 1980- 2016 O 35% 15% 100/0 5% 1980 1985 1990 1995 2000 2005 2010 China India Russia US-Canada Europe Middle East Sub-saharan Africa Brazil 2015 Source: WID.worId (2017). See wir2018.wid.worId/methodoIogy.html for data series and notes. In 2016, 12% of national income was received by the Bottom 50% in Sub-Saharan Africa.