| Value | Category | Cases | |
|---|---|---|---|
| 1 | river/lake | 1132 |
10.6%
|
| 2 | protected well | 2370 |
22.2%
|
| 3 | unprotected well | 3183 |
29.8%
|
| 4 | public tap | 2485 |
23.2%
|
| 5 | own tap | 622 |
5.8%
|
| 6 | other | 903 |
8.4%
|
| 9 | no response | 2 |
0%
|
| Sysmiss | 1 |