World bank is enough for you? The poverty headcount ratio for Russia went from 24.6% in 2002 to 10.7% in 2012, so it's actually a decrease of more than 50% in

World bank is enough for you? The poverty headcount ratio for Russia went from 24.6% in 2002 to 10.7% in 2012, so it's actually a decrease of more than 50% in less than 20 years, even more than what stated by OP above. https://data.worldbank.org/indicator/SI.POV.DDAY?end=2015&locations=1W-US-RU-CN&start=1989&view=chart https://data.worldbank.org/indicator/SI.POV.DDAY?end=2015&lo...