| Value | Category | Cases | |
|---|---|---|---|
| 1 | boil | 246 |
3.6%
|
| 2 | add bleach / chlorine | 873 |
12.8%
|
| 3 | strain it through a cloth | 73 |
1.1%
|
| 4 | use a water filter | 53 |
0.8%
|
| 5 | solar disinfection | 11 |
0.2%
|
| 6 | let it settle | 929 |
13.6%
|
| 7 | other | 4 |
0.1%
|
| 8 | nothing | 4645 |
68%
|
| Sysmiss | [.a] invalid value | 0 | |
| Sysmiss | 6 |