Value | Category | Cases | |
---|---|---|---|
1 | Boil | 67 |
1.6%
|
2 | Use water filter | 20 |
0.5%
|
3 | Strain through a cloth | 10 |
0.2%
|
4 | Treated with chemicals | 798 |
19.5%
|
5 | Bottled water | 24 |
0.6%
|
6 | Other, specify | 14 |
0.3%
|
7 | None | 3155 |
77.2%
|