| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 1752 |
6.7%
|
| 2 | Home making | 6133 |
23.5%
|
| 3 | Study | 8327 |
31.9%
|
| 4 | Others | 454 |
1.7%
|
| Sysmiss | 9468 |