| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2451 |
8.2%
|
| 2 | No-Old,ill | 1622 |
5.4%
|
| 3 | No-studying | 11029 |
36.7%
|
| 4 | No-housekeeping | 6683 |
22.2%
|
| 5 | No-others | 328 |
1.1%
|
| Sysmiss | 7940 |