| Value | Category | Cases | |
|---|---|---|---|
| 1 | Waterway(river,lake) | 22 |
45.8%
|
| 2 | Wells | 12 |
25%
|
| 3 | Drilling | 6 |
12.5%
|
| 4 | Dam,water retention | 2 |
4.2%
|
| 5 | Other | 2 |
4.2%
|
| 9 | 4 |
8.3%
|
|
| Sysmiss | 221 |