| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 35 |
70%
|
| 1 | Yes, within the past 12 months | 8 |
16%
|
| 2 | Yes, more than 12 months ago | 7 |
14%
|
| 3 | Can not remember/refused/not answered | 0 |
0%
|
| Sysmiss | 6 |