| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 7363 |
6.7%
|
| 2 | Home making | 24555 |
22.2%
|
| 3 | Study | 36886 |
33.4%
|
| 4 | Others | 2145 |
1.9%
|
| Sysmiss | 39557 |