| Value | Category | Cases | |
|---|---|---|---|
| 1 | the public sewage system | 6472 |
59.4%
|
| 2 | a deep hole | 1861 |
17.1%
|
| 3 | Pardes | 2286 |
21%
|
| 4 | A pipe connected to sewage | 258 |
2.4%
|
| 6 | Other | 20 |
0.2%
|
| 8 | DON'T KNOW | 1 |
0%
|
| Sysmiss | 18 |