| Value |
Category |
| 1 |
Natural river/stream |
| 2 |
Natural lake/pond |
| 3 |
Natural spring |
| 4 |
Irrigation dam |
| 5 |
Irrigation well |
| 6 |
Irrigation canal |
| 9 |
Other (specify) |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.