| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 518 |
43.2%
|
| 1 | Just once or twice | 138 |
11.5%
|
| 2 | Several times | 301 |
25.1%
|
| 3 | Many times | 188 |
15.7%
|
| 4 | Always | 54 |
4.5%
|
| 9 | Don't Know | 1 |
0.1%
|
| 98 | Refused | 0 |
0%
|