| Value | Category | Cases | |
|---|---|---|---|
| -98 | Refuse to respond | 9 |
0.2%
|
| 1 | Self | 3187 |
77.7%
|
| 2 | Parents | 823 |
20.1%
|
| 3 | Relatives | 78 |
1.9%
|
| 4 | Others | 7 |
0.2%
|
| Sysmiss | 1671 |