| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 9104 |
8.1%
|
| 2 | Old,ill | 5566 |
4.9%
|
| 3 | No-studying | 38158 |
33.9%
|
| 4 | No-housekeeping | 28816 |
25.6%
|
| 5 | No-others | 3988 |
3.5%
|
| Sysmiss | 27093 |