Value | Category | Cases | |
---|---|---|---|
1 | Wastewater Network | 1506 |
39.1%
|
2 | Porous Cesspit | 832 |
21.6%
|
3 | Tight Cesspit | 300 |
7.8%
|
4 | Others | 613 |
15.9%
|
Sysmiss | 603 |