| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, once | 11 |
15.7%
|
| 2 | Yes, between 2 and 5 times | 11 |
15.7%
|
| 3 | Yes, more than 5 times | 5 |
7.1%
|
| 4 | No | 41 |
58.6%
|
| 97 | Refusal | 2 |
2.9%
|
| Sysmiss | 2885 |