| Value | Category | Cases | |
|---|---|---|---|
| 1 | Waste water | 37 |
2.2%
|
| 2 | Dump | 90 |
5.3%
|
| 3 | Public WCs | 17 |
1%
|
| 4 | Transportation | 32 |
1.9%
|
| 5 | Agricultural wastes | 40 |
2.3%
|
| 6 | ا Industrial activities | 29 |
1.7%
|
| 7 | Other (specify) | 5 |
0.3%
|
| Sysmiss | 1459 |