| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 7418 |
6.5%
|
| 2 | Home making | 25616 |
22.6%
|
| 3 | Study | 42906 |
37.8%
|
| 4 | Others | 3096 |
2.7%
|
| Sysmiss | 34406 |