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 | 0,4 | -20,00 % |
| 2017 | 0,5 | -16,67 % |
| 2016 | 0,6 | 0,00 % |
| 2015 | 0,6 | -40,00 % |
| 2014 | 1,0 | 42,86 % |
| 2013 | 0,7 | -12,50 % |
| 2012 | 0,8 | 14,29 % |
| 2011 | 0,7 | -41,67 % |
| 2010 | 1,2 | 33,33 % |
| 2009 | 0,9 |