| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 1668 |
6.3%
|
| 2 | Home making | 5548 |
21.1%
|
| 3 | Study | 9579 |
36.4%
|
| 4 | Others | 845 |
3.2%
|
| Sysmiss | 8662 |