| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, throughout the year | 47 |
75.8%
|
| 2 | Yes, part of the year | 9 |
14.5%
|
| 3 | No | 6 |
9.7%
|
| Sysmiss | Do not know | 0 | |
| Sysmiss | Prefer not to disclose | 0 | |
| Sysmiss | 3 |