Value | Category | Cases | |
---|---|---|---|
1 | Open burning | 46 |
2.4%
|
2 | Buried | 3 |
0.2%
|
3 | Chemical treatment | 9 |
0.5%
|
4 | Others, specify | 9 |
0.5%
|
5 | 3 |
0.2%
|
|
Sysmiss | 1880 |