| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 8 |
42.1%
|
| 2 | During the last 12 months | 4 |
21.1%
|
| 3 | More than 12 months ago | 0 |
0%
|
| 8 | Don抰 know or don抰 remember | 0 |
0%
|
| 9 | Missing | 7 |
36.8%
|
| Sysmiss | 1540 |