Value | Category | Cases | Weighted | |
---|---|---|---|---|
1 | yes, by boiling | 93 | 16742 |
0.4%
|
2 | yes, by filtering | 46 | 9847 |
0.2%
|
3 | yes, by chemical treatment | 44 | 8362 |
0.2%
|
4 | yes, using bottled water | 6 | 1806 |
0%
|
5 | other | 10 | 1447 |
0%
|
6 | no | 17614 | 4345403 |
99.1%
|
Sysmiss | 9 | 1440 |