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.
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2011 | 68.4 | 1.03 % |
| 2005 | 67.7 | -12.08 % |
| 2001 | 77.0 | -7.56 % |
| 1994 | 83.3 | -1.42 % |
| 1991 | 84.5 |