| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 942 |
58.9%
|
| 1 | Just once or twice | 247 |
15.4%
|
| 2 | Several times | 252 |
15.8%
|
| 3 | Many times | 110 |
6.9%
|
| 4 | Always | 46 |
2.9%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 2 |
0.1%
|