| Value | Category |
|---|---|
| 1 | Branded bottled water |
| 2 | Recycled bottled water |
| 3 | Pipe with meter |
| 4 | Pipe, retail payment |
| 5 | Terrestrial well/pump |
| 6 | Protected/covered well |
| 7 | Unprotected/uncovered well |
| 8 | Protected spring |
| 9 | Unprotected spring |
| 10 | River |
| 11 | Rainwater |
| 12 | Other |