| Value | Category | Cases | |
|---|---|---|---|
| 1 | river/lake | 1170 |
10.9%
|
| 2 | protected well | 2271 |
21.2%
|
| 3 | unprotected well | 3218 |
30.1%
|
| 4 | public tap | 2523 |
23.6%
|
| 5 | own tap | 622 |
5.8%
|
| 6 | other | 889 |
8.3%
|
| 9 | no response | 4 |
0%
|
| Sysmiss | 1 |