| Value | Category | Cases | |
|---|---|---|---|
| 1 | collected by cleaning man | 493 |
38.5%
|
| 2 | thrown in closed containers | 654 |
51.1%
|
| 3 | thrown randomly | 20 |
1.6%
|
| 4 | thrown in opened containers | 55 |
4.3%
|
| 5 | burned | 58 |
4.5%
|
| 6 | used for other things | 0 |
0%
|
| 7 | other | 1 |
0.1%
|