| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Local authority dumping site | 2372 | 77726 |
84.6%
|
| 2 | Private dumping site | 344 | 9479 |
10.3%
|
| 3 | Randomly | 60 | 1850 |
2%
|
| 4 | Others, specify | 111 | 2860 |
3.1%
|