| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 472 |
39.3%
|
| 1 | Just once or twice | 156 |
13%
|
| 2 | Several times | 279 |
23.3%
|
| 3 | Many times | 158 |
13.2%
|
| 4 | Always | 130 |
10.8%
|
| 9 | Do not know | 5 |
0.4%
|
| 98 | Refused | 0 |
0%
|