Proportion of the population using improved drinking water sources, rural
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 34 | |
| 1995 | 39 | |
| 2000 | 44 | |
| 2005 | 48 | |
| 2008 | 51 |
Proportion of the population using improved drinking water sources, total
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 58 | |
| 1995 | 61 | |
| 2000 | 65 | |
| 2005 | 67 | |
| 2008 | 68 |
Proportion of the population using improved drinking water sources, urban
| Year | Value | Footnotes |
|---|---|---|
| 1990 | 86 | |
| 1995 | 84 | |
| 2000 | 82 | |
| 2005 | 80 | |
| 2008 | 79 |
