| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1039 |
43.3%
|
| 1 | Yes, once or twice | 476 |
19.8%
|
| 2 | Yes, several times | 708 |
29.5%
|
| 3 | Yes, often | 177 |
7.4%
|
| 8 | Refused to answer | 0 |
0%
|
| 9 | Don't know | 0 |
0%
|