| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 8083 |
8.9%
|
| 2 | Home making | 18929 |
20.7%
|
| 3 | Study | 27476 |
30.1%
|
| 4 | Others | 3345 |
3.7%
|
| Sysmiss | 33397 |