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.
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Algéria | 0,4 | ||||||||||||
| Angola | 36,4 | 49,9 | |||||||||||
| Congo | 55,1 | 39,6 | |||||||||||
| Equador | 28,4 | 11,8 | 5,7 | 4,7 | 4,5 | 3,2 | 2,6 | 3,5 | 3,6 | 3,2 | 3,3 | 3,6 | |
| Gabão | 8,0 | 3,4 | |||||||||||
| Irã | 6,2 | 0,6 | 0,2 | 0,4 | 0,4 | 0,4 | 0,4 | 0,5 | |||||
| Iraque | 1,7 | ||||||||||||
| Nigéria | 39,1 | ||||||||||||
| Venezuela (República Bolivariana da) | 13,9 |