Number of people, in millions, living on less than $1.90 a day at 2011 PPP is calculated by multiplying the poverty rate and the population. 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 , % |
|---|---|---|
| 2011 | 284.6 | -29.71% |
| 2009 | 404.9 | -10.10% |
| 2004 | 450.4 | 0.07% |
| 1993 | 450.1 | 6.31% |
| 1987 | 423.4 | 0.17% |
| 1983 | 422.7 | 0.36% |
| 1977 | 421.2 |