| Value | Category | Cases | |
|---|---|---|---|
| 1 | Own | 5260 |
97.2%
|
| 2 | Others' | 149 |
2.8%
|
| 98 | Refused to answer | 0 |
0%
|
| 99 | Don't know | 0 |
0%
|
| Sysmiss | 7397 |