| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once | 0 |
0%
|
| 2 | At least two times | 0 |
0%
|
| 3 | At least three times | 1 |
1.8%
|
| 4 | At least four times | 20 |
36.4%
|
| 5 | Other | 30 |
54.5%
|
| 6 | Don't know | 4 |
7.3%
|
| 7 | Refused | 0 |
0%
|
| Sysmiss | 1 |