| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 100 |
8.3%
|
| 1 | Just once or twice | 99 |
8.3%
|
| 2 | Several times | 255 |
21.3%
|
| 3 | Many times | 496 |
41.3%
|
| 4 | Always | 240 |
20%
|
| 9 | Don't Know | 10 |
0.8%
|
| 98 | Refused | 0 |
0%
|