| Value | Category | Cases | |
|---|---|---|---|
| 1 | Convenience in work | 3169 |
20.9%
|
| 2 | Studying, training | 69 |
0.5%
|
| 3 | Housekeeping | 227 |
1.5%
|
| 4 | Old, ill | 81 |
0.5%
|
| 5 | other | 62 |
0.4%
|
| Sysmiss | 11565 |