| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ill | 1668 |
7.2%
|
| 2 | Home making | 7286 |
31.6%
|
| 3 | Study | 3303 |
14.3%
|
| 4 | Others | 1286 |
5.6%
|
| Sysmiss | 9500 |