| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 124 |
10.3%
|
| 1 | Just once or twice | 210 |
17.5%
|
| 2 | Several times | 377 |
31.4%
|
| 3 | Many times | 339 |
28.3%
|
| 4 | Always | 141 |
11.8%
|
| 9 | Don't Know | 9 |
0.8%
|
| 998 | Refused | 0 |
0%
|