Value | Category | Cases | Weighted | |
---|---|---|---|---|
1 | Mechanical treatment | 9 | 13 |
0.4%
|
2 | Chemical treatment | 4 | 5 |
0.2%
|
3 | Biological treatment | 5 | 9 |
0.3%
|
Sysmiss | 842 | 3255 |