| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Local authority dumping site | 583 | 3096 |
87.2%
|
| 2 | Private dumping site | 114 | 358 |
10.1%
|
| 3 | Randomly | 2 | 3 |
0.1%
|
| 4 | Others, specify | 46 | 93 |
2.6%
|
| Sysmiss | 2 | 3 |