| Value | Category | Cases | |
|---|---|---|---|
| 1 | Boil | 96 |
1.1%
|
| 2 | Use water filter | 24 |
0.3%
|
| 3 | Strain through a cloth | 20 |
0.2%
|
| 4 | Treated with chemicals | 1061 |
12.7%
|
| 5 | Bottled water | 171 |
2%
|
| 6 | Other, specify | 5 |
0.1%
|
| 7 | None | 6972 |
83.5%
|
| Sysmiss | 1 |