| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, often | 1 |
7.7%
|
| 2 | Yes, once a while | 1 |
7.7%
|
| 3 | No | 10 |
76.9%
|
| 4 | Dk | 1 |
7.7%
|
| Sysmiss | 2 |