| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 824 |
68.8%
|
| 1 | Just once or twice | 154 |
12.9%
|
| 2 | Several times | 75 |
6.3%
|
| 3 | Many times | 88 |
7.3%
|
| 4 | Always | 48 |
4%
|
| 9 | Don't Know | 9 |
0.8%
|
| 998 | Refused | 0 |
0%
|