Poverty headcount ratio at $1.90 a day is the percentage of the population living on less than $1.90 a day at 2011 international prices. As a result of revisions in PPP exchange rates, poverty rates for individual countries cannot be compared with poverty rates reported in earlier editions.
| Date | Valeur | Modifier , % |
|---|---|---|
| 2018 | 2,4 | -22,58 % |
| 2017 | 3,1 | 10,71 % |
| 2016 | 2,8 | -39,13 % |
| 2015 | 4,6 | -29,23 % |
| 2014 | 6,5 | 8,33 % |
| 2013 | 6,0 | 7,14 % |
| 2012 | 5,6 | 14,29 % |
| 2011 | 4,9 | 28,95 % |
| 2010 | 3,8 | 35,71 % |
| 2009 | 2,8 | -24,32 % |
| 2008 | 3,7 | -24,49 % |
| 2007 | 4,9 |