| Value | Category | Cases | |
|---|---|---|---|
| 1 | The top structure is old and broken | 2413 |
56%
|
| 2 | It is full and overflowing | 796 |
18.5%
|
| 3 | We have to share with others | 166 |
3.9%
|
| 4 | It is too expensive to maintain | 512 |
11.9%
|
| 5 | Other | 419 |
9.7%
|
| Sysmiss | 13075 |