Poverty headcount ratio at $3.20 a day is the percentage of the population living on less than $3.20 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.
Poverty headcount ratio at $3.2 a day based on purchasing-power-parity (%)
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
| Алжир | | | | | 3,7 | | | | | | | | |
| Ангола | | 59,7 | | | | | | | | | | 71,5 | |
| Конго | | | 76,2 | | 64,1 | | | | | | | | |
| Эквадор | | 50,0 | 25,3 | 14,9 | 12,2 | 11,5 | 10,1 | 8,6 | 9,4 | 9,4 | 8,7 | 9,7 | 9,8 |
| Габон | | | 25,8 | | | | | | | | 11,2 | | |
| Иран | 20,1 | | 4,0 | | | | 1,7 | 3,2 | 3,2 | 3,1 | 2,9 | 3,1 | |
| Ирак | | | | | | 14,8 | | | | | | | |
| Нигерия | | | | | | | | | | | | 71,0 | |
| Венесуэла | | | 24,4 | | | | | | | | | | |