| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 2523 |
8.7%
|
| 2 | Yes-studying | 1 |
0%
|
| 3 | Yes-housekeeping | 8 |
0%
|
| 4 | Yes-old, ill | 5 |
0%
|
| 5 | Yes-Others | 54 |
0.2%
|
| Sysmiss | 26558 |