| Value | Category | Cases | |
|---|---|---|---|
| 1 | BOIL | 7008 |
28.9%
|
| 2 | BOTTLED WATER | 152 |
0.6%
|
| 3 | TREATED WATER | 152 |
0.6%
|
| 4 | STRAIN THROUGH A CLOTH | 554 |
2.3%
|
| 5 | TREATED WITH CHEMICALS | 241 |
1%
|
| 6 | USE WATER FILTER | 176 |
0.7%
|
| 7 | OTHER (SPECIFY) | 7 |
0%
|
| 8 | NONE | 15991 |
65.9%
|
| Sysmiss | 4969 |