| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 156 |
13%
|
| 1 | Just once or twice | 184 |
15.4%
|
| 2 | Several times | 469 |
39.1%
|
| 3 | Many times | 303 |
25.3%
|
| 4 | Always | 81 |
6.8%
|
| 9 | Don't Know | 5 |
0.4%
|
| 98 | Refused | 0 |
0%
|