| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1363 |
5.8%
|
| 2 | No-Old,ill | 1603 |
6.8%
|
| 3 | No-studying | 3479 |
14.8%
|
| 4 | No-housekeeping | 7396 |
31.6%
|
| 5 | No-others | 756 |
3.2%
|
| Sysmiss | 8838 |