| Value |
Category |
| 1 |
Yes, by boiling |
| 2 |
Yes, by filtering |
| 3 |
Yes, by chemical treatment |
| 4 |
Yes, using bottled water |
| 5 |
No |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.