| Value | Category | Cases | |
|---|---|---|---|
| 1 | Old/ illness | 1920 |
8.2%
|
| 2 | Housekeeping | 4861 |
20.8%
|
| 3 | Studying or Training | 7048 |
30.1%
|
| 4 | Others | 602 |
2.6%
|
| Sysmiss | 8953 |