| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1290 |
5.6%
|
| 2 | No-Old,ill | 1655 |
7.2%
|
| 3 | No-studying | 3292 |
14.3%
|
| 4 | No-housekeeping | 7240 |
31.4%
|
| 5 | No-others | 827 |
3.6%
|
| Sysmiss | 8739 |