| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 7181 |
6.8%
|
| 2 | Home making | 24439 |
23.1%
|
| 3 | Study | 34050 |
32.2%
|
| 4 | Others | 1896 |
1.8%
|
| Sysmiss | 38020 |