| Value | Category |
|---|---|
| -9 | Don't know |
| -7 | Legal skip |
| -6 | Unfinished questionnaire |
| -3 | Interviewer error |
| 1 | water pipe into dwelling |
| 2 | water pipe into compound |
| 3 | water pipe outside compound |
| 4 | well |
| 5 | spring |
| 6 | surface water (stream, lake, etc) |
| 8 | tanker truck |
| 9 | bottled water |
| 19 | other |