| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 501 |
44.7%
|
| 1 | Just once or twice | 205 |
18.3%
|
| 2 | Several times | 211 |
18.8%
|
| 3 | Many times | 139 |
12.4%
|
| 4 | Always | 60 |
5.4%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 4 |
0.4%
|