| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 573 |
23.9%
|
| 1 | Once or twice | 232 |
9.7%
|
| 2 | A few times | 336 |
14%
|
| 3 | Often | 365 |
15.2%
|
| 7 | Not applicable | 886 |
36.9%
|
| 8 | Refuse to answer | 1 |
0%
|
| 9 | Don't know | 7 |
0.3%
|