Poorest quintile's share in national income or consumption, percentage
| Year | Value | Footnotes |
|---|
| 1990 | 2.8 | |
| 1992 | 3 | |
| 1994 | 3.1 | |
| 1997 | 3.3 | |
| 1999 | 3.3 | |
| 2003 | 3.3 | |
| 2005 | 2.3 | |
| 2006 | 2.5 | |
| 2007 | 2 | |
Population below $1 (PPP) per day, percentage
| Year | Value | Footnotes |
|---|
| 1990 | 43.5 | 1, 2, 3 |
| 1992 | 33.3 | 1, 2, 3 |
| 1994 | 28.3 | 1, 2, 3 |
| 1997 | 15.6 | 1, 2, 3 |
| 1999 | 14.4 | 1, 2, 3 |
| 2003 | 18.1 | 1, 2, 3 |
| 2005 | 22.2 | 1, 2, 3 |
| 2007 | 23.3 | 1, 2, 3 |
Poverty gap ratio at $1 a day (PPP), percentage
| Year | Value | Footnotes |
|---|
| 1990 | 20.3 | 1, 2, 3 |
| 1992 | 14.5 | 1, 2, 3 |
| 1994 | 11.3 | 1, 2, 3 |
| 1997 | 5.9 | 1, 2, 3 |
| 1999 | 5.4 | 1, 2, 3 |
| 2003 | 5.6 | 1, 2, 3 |
| 2005 | 10.2 | 1, 2, 3 |
| 2007 | 11.9 | 1, 2, 3 |
Source: United Nations Statistics Division
