| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 1939 |
7.3%
|
| 2 | Yes-studying | 2 |
0%
|
| 3 | Yes-housekeeping | 2 |
0%
|
| 4 | Yes-old, ill | 0 |
0%
|
| 5 | Yes-Others | 5 |
0%
|
| Sysmiss | 24526 |