| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 825 |
68.8%
|
| 1 | Only once | 73 |
6.1%
|
| 2 | A few times | 148 |
12.3%
|
| 3 | Often | 154 |
12.8%
|
| 9 | Don’t know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|