| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 1610 |
6.1%
|
| 2 | Home making | 5703 |
21.6%
|
| 3 | Study | 9746 |
36.8%
|
| 4 | Others | 794 |
3%
|
| Sysmiss | 8609 |