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.
| 日付 | 値 | 変更 , % |
|---|---|---|
| 2016 | 29.3 | -5.18% |
| 2012 | 30.9 | -35.63% |
| 2005 | 48.0 | -22.71% |
| 1998 | 62.1 | -19.66% |
| 1991 | 77.3 | 5.75% |
| 1988 | 73.1 | -1.08% |
| 1987 | 73.9 |