| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 595 |
24.8%
|
| 1 | Just once or twice | 369 |
15.4%
|
| 2 | Several times | 711 |
29.7%
|
| 3 | Many times | 525 |
21.9%
|
| 4 | Always | 195 |
8.1%
|
| 9 | Don't Know | 2 |
0.1%
|
| 98 | Refused | 0 |
0%
|