| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 176 |
14.7%
|
| 1 | Just once or twice | 107 |
8.9%
|
| 2 | Several times | 269 |
22.4%
|
| 3 | Many times | 418 |
34.8%
|
| 4 | Always | 230 |
19.2%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|