| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1118 |
46.6%
|
| 1 | Just once or twice | 423 |
17.6%
|
| 2 | Several times | 562 |
23.4%
|
| 3 | Many times | 288 |
12%
|
| 4 | Always | 7 |
0.3%
|
| 9 | Don't Know | 2 |
0.1%
|
| 998 | Refused | 0 |
0%
|