| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 1624 |
5.4%
|
| 2 | Home making | 6684 |
22.2%
|
| 3 | Study | 11031 |
36.7%
|
| 4 | Others | 799 |
2.7%
|
| Sysmiss | 9915 |